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ADI ADI ADI
1 MSPS 12
AD5933
Rev. B Information furnished by Analog Devices is believed to be accurate and reliable. However, no
responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other
rights of third parties that may result from its use. Specifications subject to change without notice. No
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700 www.analog.com
Fax: 781.461.3113 ©2005–2010 Analog Devices, Inc. All rights reserved.
VDD/2
DAC
Z(ω)
SCL
SDA
DVDDAVDDMCLK
AGND DGND
ROUT VOUT
AD5933RFB
VIN
0532
4-00
1
1024-POINT DFT
I2CINTERFACE
IMAGINARYREGISTER
REALREGISTER
OSCILLATOR
DDSCORE
(27 BITS)
TEMPERATURESENSOR
ADC(12 BITS) LPF
GAIN
1
100 kHz
I2C
27 (<0.1 Hz)
1 kΩ 10 MΩ
100 Ω 1 kΩ
(±2°C)
0.5%
2.7 V 5.5 V
−40°C +125°C
16 SSOP
/
AD5933
12 1 MSPS (ADC)
ADC DSP(DFT) DFT (R)
(I)
I2C
ADI AD5934 2.7 V5.5 V 250 kSPS 12
16 SSOP
AD5933
Rev. B | Page 2 of 44
................................................................................................... 1 ................................................................................................... 1 ................................................................................................... 1
........................................................................................... 1 ........................................................................................... 3 ........................................................................................... 4
I2C ........................................................... 6 ............................................................................. 7
ESD ................................................................................... 7 ..................................................................... 8
.................................................................................. 9 ................................................................................................. 12
........................................................................................ 13 .................................................................................... 14
.............................................................. 15 .................................................................................... 15
DFT ................................................................................ 15 ................................................................................ 16
............................................................................ 16 ....................................................................... 16 ....................................................................... 16 ....................................................................... 16
........................................................................................ 17 ................................................................................ 17
....................................................................... 17 ............................................. 17
...................................................... 17 ................................................................................ 18
.............................................................. 18 .............................................................. 18 .............................................................. 18
.......................................................... 19 ................................................................................ 19
....................................................................... 21 ................................................................................ 23
........................................................................................ 24
( 0 x 8 0 0x81) ........................................................................................ 24
( 0x82 0x830x84) .................................................................. 25
( 0x85 0x860x87) .................................................................. 26
( 0x880x89) ........................................................................................ 26
( 0x8A0x8B) ....................................................................................... 26
( 0x8F) .......................................... 27(16 — 0x92
0x93) ........................................................................................ 27(16 — 0x94
0x95 0x96 0x97) .............. 27 ................................................................................ 28
I2C .......................................................................... 28AD5933 .......................................................................... 29
.................................................................................... 29 .................................................................................... 30
........................................................................................ 31 ............................................................................ 31
........................................ 33/ ............................................................. 33
................................................................... 34AD5933 ................................................ 35
.................................................................................... 36 ................................................................... 36
............................................................................................. 37 ............................................................................ 37
....................................................................... 37(XO) .......................................................... 37
.................................................................................... 38 ................................................................................ 42
........................................................................................ 43 ................................................................................ 43
AD5933
Rev. B | Page 3 of 44
2010 2 — A B “ ” .............................................................................. 1
2008 5 — 0 A ....................................................................................
1 ............................................................................................. 11 ............................................................................................. 417 ......................................................................................... 13
“ ” ................................................................... 1319 ......................................................................................... 14
24 ......................................................................................... 18“ ” ................................................................... 19“ ” ........................................................... 21“ ” ................................................................... 24“ ” ............................................................... 31
18 ......................................................................................... 35“ ” ........................................................................ 37“ ” ................................................................... 43
2005 9 — 0
AD5933
Rev. B | Page 4 of 44
1Y 1
/
1 K 10 M Ω 100 Ω 1 kΩ
0.5 % 2 V30 kHz 200 kΩ
5 630 ppm/°C
2 1 100 kHz 0.1 Hz DDS 0.1 Hz
MCLK 16.776 MHz 3 16.776 MHz
30 ppm/°C
14 1.98 V p-p 4
5 1.48 V 5
200 Ω TA= 25°CVOUT ±5.8 mA TA= 25°C
24 0.97 V p-p 6
5 0.76 V 7
2.4 kΩ VOUT ±0.25 mA
34 0.383 V p-p 8
5 0.31 V 9
1 kΩ VOUT ±0.20 mA
44 0.198 V p-p 10
5 0.173 V 11
600 Ω VOUT ±0.15 mA
60 dB −52 dB
(0 MHz 1 MHz) −56 dB (±5 kHz) −85 dB
VDD = 3.3 V MCLK = 16.776 MHz 2 V 30 kHz 200 kΩ 56 200 kΩ 4 5 PGA = ×1
AD5933
Rev. B | Page 5 of 44
Y 1
/
1 nA VIN
6 0.01 pF VIN GND(CFB) 3 pF
6 12
250 kSPS ADC
±2.0 °C −40°C +125°C0.03 °C 800
(VIH) 0.7 × VDD (VIL) 0.3 × VDD
7 1 μA TA = 25°C 7 pF TA = 25°C
VDD 2.7 5.5 V IDD( ) 10 15 mA VDD = 3.3 V
17 25 mA VDD = 5.5 V IDD( ) 11 mA VDD = 3.3 V
( 0X800X81)
16 mA VDD = 5.5 V IDD( ) 0.7 5 μA VDD = 3.3 V
1 8 μA VDD = 5.5 V 1 Y −40°C +125°C 25°C2 AD59333 14 15 164 (V p-p) = [2/3.3] × VDD VDD
5 (V) = [2/3.3] × VDD VDD
6 VOUT
7 8 15 16
AD5933
Rev. B | Page 6 of 44
I2C
VDD = 2.7 V 5.5 V TMIN TMAX1
22 T
MINT
MAX
fSCL 400 kHz SCLt1 2.5 μs SCLt2 0.6 μs tHIGH SCLt3 1.3 μs tLOW SCLt4 0.6 μs tHD, STA /t5 100 μs tSU, DAT
t63 0.9 μs tHD, DAT
0 μs tHD, DAT
t7 0.6 μs tSU, STA
t8 0.6 μs tSU, STO
t9 1.3 μs tBUF
t10 300 ns tF SDA0 ns tR (CMOS )SCL SDA
t11 300 ns tF SCL SDA0 ns tF (CMOS )SDA250 ns tF SDA20 + 0.1 Cb
4 ns tF SCL SDACb 400 pF 1 22 3 SDA ( SCL VIH MIN) SCL 300 ns4 Cb ( pF) tR tF 0.3 VDD 0.7 VDD
SCL
SDA
t9 t3 t10 t11 t4
t4 t6 t2 t5 t7 t8t1
0532
4-00
2
STARTCONDITION
REPEATEDSTART
CONDITION
STOPCONDITION
2. I2C
AD5933
Rev. B | Page 7 of 44
TA = 25°C
3
DVDD GND −0.3 V +7.0 V AVDD1 GND −0.3 V +7.0 V AVDD2 GND −0.3 V +7.0 V SDA/SCL GND −0.3 V VDD + 0.3 V VOUT GND −0.3 V VDD + 0.3 V VIN GND −0.3 V VDD + 0.3 V MCLK GND −0.3 V VDD + 0.3 V
(Y ) −40°C +125°C
−65°C +160°C 150°C
SSOP θJA 139°C/W θJC W/C°631
( ) 260°C 10 40
ESD
ESD( )
ESDESD
AD5933
Rev. B | Page 8 of 44
NC 1
NC 2
NC 3
RFB 4
SCL16
SDA15
AGND214
AGND113
VIN 5
VOUT 6
NC 7
DGND12
AVDD211
AVDD110
MCLK 8 DVDD9
NC = NO CONNECT
AD5933TOP VIEW
(Not to Scale)
0532
4-00
3
IT IS RECOMMENDED TO TIE ALL SUPPLYCONNECTIONS (PIN 9, PIN 10, AND PIN 11)AND RUN FROM A SINGLE SUPPLY BETWEEN2.7V AND 5.5V. IT IS ALSO RECOMMENDED TOCONNECT ALL GROUND SIGNALS TOGETHER(PIN 12, PIN 13, AND PIN 14).
NOTES:1.
3.
4.
1, 2, 3, 7 NC 4 RFB 4 5
5 VIN VDD/26 VOUT 8 MCLK 9 DVDD 10 AVDD1 111 AVDD2 212 DGND 13 AGND1 114 AGND2 215 SDA I2C 10 kΩ VDD16 SCL I2C 10 kΩ VDD
AD5933
Rev. B | Page 9 of 44
35
0
NU
MB
ER
OF
DE
VIC
ES
30
25
20
15
10
5
2.06
VOLTAGE (V)
1.92 1.94 1.96 1.98 2.00 2.02 2.04
MEAN = 1.9824SIGMA = 0.0072
0532
4-00
4
0.68 0.86
VOLTAGE (V)
0.70 0.72 0.74 0.76 0.78 0.80 0.82 0.84
MEAN = 0.7543SIGMA = 0.0099
30
0
NU
MB
ER
OF
DE
VIC
ES
25
20
15
10
5
0532
4-00
7
4. 1 VDD = 3.3 V 7. 2 VDD = 3.3 V
1.30 1.75
VOLTAGE (V)
1.35 1.40 1.45 1.50 1.55 1.60 1.65 1.70
MEAN = 1.4807SIGMA = 0.0252
0
NU
MB
ER
OF
DE
VIC
ES
30
25
20
15
10
5
0532
4-00
5
30
00.370 0.400
VOLTAGE (V)
NU
MB
ER
OF
DE
VIC
ES
25
20
15
10
5
0.375 0.380 0.385 0.390 0.395
MEAN = 0.3827SIGMA = 0.00167
0532
4-00
8
5. 1 VDD = 3.3 V 8. 3 VDD = 3.3 V
30
0
NU
MB
ER
OF
DE
VIC
ES
25
20
15
10
5
VOLTAGE (V)
0.95 0.96 0.97 0.98 0.99 1.00 1.01 1.02
MEAN = 0.9862SIGMA = 0.0041
0532
4-00
6
0.290 0.320
VOLTAGE (V)
0.295 0.300 0.305 0.310 0.315
MEAN = 0.3092SIGMA = 0.0014
30
0
NU
MB
ER
OF
DE
VIC
ES
25
20
15
10
5
0532
4-00
9
6. 2 VDD = 3.3 V 9. 3 VDD = 3.3 V
AD5933
Rev. B | Page 10 of 44
VOLTAGE (V)
0.192 0.194 0.196 0.198 0.200 0.202 0.204 0.206
MEAN = 0.1982SIGMA = 0.0008
30
0
NU
MB
ER
OF
DE
VIC
ES
25
20
15
10
5
0532
4-01
010. 4 VDD = 3.3 V
0.160 0.205
VOLTAGE (V)
0.165 0.170 0.175 0.180 0.185 0.190 0.195 0.200
MEAN = 0.1792SIGMA = 0.0024
30
0
NU
MB
ER
OF
DE
VIC
ES
25
20
15
10
5
0532
4-01
1
11. 4 VDD = 3.3 V
15.8
10.80 18
MCLK FREQUENCY (MHz)
IDD
(m
A)
15.3
14.8
14.3
13.8
13.3
12.8
12.3
11.8
11.3
AVDD1, AVDD2, DVDD CONNECTED TOGETHER.OUTPUT EXCITATION FREQUENCY = 30kHzRFB, ZCALIBRATION = 100k
2 4 6 8 10 12 14 16
0532
4-01
2
12. MCLK
0.4
–1.00 400
PHASE (Degrees)
PH
AS
E E
RR
OR
(D
egre
es)
0.2
0
–0.2
–0.4
–0.6
–0.8
50 100 150 200 250 300 350
VDD = 3.3VTA = 25°Cf = 32kHz
0532
4-01
3
13.
AD5933
Rev. B | Page 11 of 44
16.4 16.6 16.8 17.0 17.2
OSCILLATOR FREQUENCY (MHz)
CO
UN
T
0532
4-01
40
2
4
6
8
10
12
N = 106MEAN = 16.8292SD = 0.142904TEMP = –40°C
16.4 16.6 16.8 17.0 17.2
OSCILLATOR FREQUENCY (MHz)
CO
UN
T
0532
4-01
60
2
4
6
8
10
12 N = 100MEAN = 16.7257SD = 0.137633TEMP = 125°C
14. −40°C 16. 125°C
16
0
2
4
6
8
10
12
14
16.4 16.6 16.8 17.0 17.2
OSCILLATOR FREQUENCY (MHz)
CO
UN
T
0532
4-01
5
N = 100MEAN = 16.7811SD = 0.0881565TEMP = 25°C
15. 25°C
AD5933
Rev. B | Page 12 of 44
2.7 V 5.5 V AD5933
0.5%
(SFDR) DDS
SFDR 0 Hz
SFDR ±200 kHz
(SNR) SNR
(dB)
(THD) THD V1
V2 V3 V4 V5 V6AD5933 THD
V1
2V 3V 4V V 6VTHD
2 5)Bd( 02 gol
+ 2+ 2 2 2+=
AD5933
Rev. B | Page 13 of 44
ADC(12 BITS)
VDD/2
DDSCORE
(27 BITS)DAC
Z(ω)
I2CINTERFACE
IMAGINARYREGISTER
REALREGISTER
MAC CORE(1024 DFT)
LPF
SCL
SDA
MCLK
ROUT VOUT
AD5933
RFB
VIN
PROGRAMMABLEGAIN AMPLIFIER
×5×1
WINDOWINGOF DATA
COS SIN
MICROCONTROLLER
MCLK
0532
4-01
7
TEMPERATURESENSOR
OSCILLATOR
17.
FREQUENCY
IMP
ED
AN
CE
0532
4-01
8
18.
5. 3.3 V
1 1.98 V p-p 1.48 V 2 0.97 V p-p 0.76 V 3 383 mV p-p 0.31 V 4 198 mV p-p 0.173 V
AD593312 1 MSPS ADC
ADCDSP DFT DFT
(R) (I)
=
= tan−1(I/R)
Z(ω)18
22 IR +
AD5933
VOUTVIN
5 3.3 VVDD
5 V
1 = 1.98 × =3V p-p
1 = 1.48 × =2.24V p-p
3.30.5
3.30.5
DDSSub-Hz
DDSMCLK
DDS D3( 0x81)
AD5933
Rev. B | Page 14 of 44
PHASEACCUMULATOR
(27 BITS) VOUTDAC
R(GAIN)
VBIAS05
324-
019
19.
19 AD5933 27DDS
(0x82 0x83 0x84)
27(MSB) 0
24
AD5933 0.1 Hz24 I2C
24 RAM 0x82
0x83 0x84( )DDS
1
=
(1)
30 kHz 16 MHzMCLK
= 0x0F5C28
0x0F 0x82 0x5C0x83 0x28
0x84
24 RAM 0x85
0x86 0x87( )DDS
2
=
(2)
10 Hz 16 MHzMCLK
= 0x00014F
0x00 0x85 0x010x86 0x4F
0x87
9
RAM 0x88 0x89() 511
150 0x000x88 0x96
0x89
(0x80 0x81 )
( 0x8F)D2
0x94 0x95( ) 0x96 0x97()
D3 11
272
4
×
⎟⎟⎟⎟
⎠
⎞
⎜⎜⎜⎜
⎝
⎛
⎟⎠⎞
⎜⎝⎛MCLK
≡⎟⎟⎟⎟
⎠
⎞
⎜⎜⎜⎜
⎝
⎛
⎟⎠⎞
⎜⎝⎛
416MHz10Hz
≡×
⎟⎟⎟⎟
⎠
⎞
⎜⎜⎜⎜
⎝
⎛
⎟⎠⎞
⎜⎝⎛
272
416MHz30kHz
272
4
×⎟⎟⎟⎟
⎠
⎞
⎜⎜⎜⎜
⎝
⎛
⎟⎠⎞
⎜⎝⎛MCLK
AD5933
Rev. B | Page 15 of 44
5 × R
R
R
R
C
VIN
VDD/2
RFB
ADCLPF
0532
4-02
0
20.
1. ( 0x80 0x81)
VOUT VIN
2. Q
3.
ADC(
) 0x8A0x8B( 34)
DDS 5
D10 D9 ( “( 0x80 0x81)” ) VOUT
(PGA)
ADC 20VOUT VIN
VIN VDD/2VIN
4(RFB) 5 (VIN)PGA
ADC (0 V VDD)
PGA 5 1D8 (
0x80) 12 1 MSPS ADC
ADC AD5933 DSPDFT
DFT DFT
AD5933 DFT
X(f) f x(n) ADC cos(n) sin(n) DDS f
102416
∑−
−=1023
0)))sin())(cos((()(
nnjnnxfX
AD5933
Rev. B | Page 16 of 44
6. D13…D0
−40°C 11, 1011, 0000, 0000 −30°C 11, 1100, 0100, 0000 −25°C 11, 1100, 1110, 0000 −10°C 11, 1110, 1100, 0000 −0.03125°C 11, 1111, 1111, 1111 0°C 00, 0000, 0000, 0000 +0.03125°C 00, 0000, 0000, 0001 +10°C 00, 0001, 0100, 0000 +25°C 00, 0011, 0010, 0000 +50°C 00, 0110, 0100, 0000 +75°C 00, 1001, 0110, 0000 +100°C 00, 1100, 1000, 0000 +125°C 00, 1111, 1010, 0000 +150°C 01, 0010, 1100, 0000
DIG
ITA
L O
UT
PU
T
–40°C–0.03125°C
–30°C
11, 1111, 1111, 1111
11, 1100, 0100, 0000
11, 1011, 0000, 0000
TEMPERATURE (°C)
75°C
150°C
01, 0010, 1100, 0000
00, 1001, 0110, 0000
00, 0000, 0000, 0001
0532
4-02
1
21.
AD5933
(MCLK)AD5933 16.776
MHz
( 0x81 11)D3
1415 16
13 14
−40°C +125°C(+150°C)
±2°C
( 0x80 0x81)( 800 μs)
( 0x8F)0x92
0x93 ( )
16 14
ADC MSBD13
–40°C +150°C0x92 0x93 6
21
= ADC (D)/32
= (ADC (D) – 16384)/32
“ADC ” 14
= (ADC (D) – 8192)/32
“ADC (D)” D13 ADC
AD5933
Rev. B | Page 17 of 44
101.5
98.554 66
FREQUENCY (kHz)
IMP
ED
AN
CE
(k
)
101.0
100.5
100.0
99.5
99.0
56 58 60 62 64
VDD = 3.3VCALIBRATION FREQUENCY = 60kHzTA = 25°CMEASURED CALIBRATION IMPEDANCE = 100k
0532
4-02
2
22.
DFT
DFT
=
R 0x94 0x95 I 0x96 0x97
= 0x038B = 907( )
= 0x0204 = 516( )
= =1043.506
VOUT VIN
VOUT VIN
= 2 V p-p
ZCALIBRATION = 200 kΩ
PGA = ×1
= 200 kΩ
= 30 kHz
= 0xF064 = −3996( )
= 0x227E = +8830( )
= =9692.106
=
22 IR +
)516907( 22 +
)8830()3996( 22 +−
⎟⎠⎞
⎜⎝⎛
=⎟⎠
⎞⎜⎝
⎛1
= =515.819×1012
= 510 kΩ
30 kHz
= 0xFA3F = −1473( )
= 0x0DB3 = +3507( )
= =3802.863
=
=
AD5933
22
⎟⎟⎟⎟
⎠
⎞
⎜⎜⎜⎜
⎝
⎛Ω
9692.162200k1
))3507()1473(( 22 +−
×1
Ω=Ω×× − k791.509
863.380210819273.5151
12
AD5933
Rev. B | Page 18 of 44
101.5
98.554 66
FREQUENCY (kHz)
IMP
ED
AN
CE
(k
)
101.0
100.5
100.0
99.5
99.0
56 58 60 62 64
VDD = 3.3VCALIBRATION FREQUENCY = 60kHzTA = 25°CMEASURED CALIBRATION IMPEDANCE = 100k
0532
4-02
3
23.
VIN
VDD/2
RFB
ADCLPF
ZUNKNOWNVOUT
CURRENT-TO-VOLTAGEGAIN SETTING RESISTOR
PGA(×1 OR ×5) 05
324-
024
24.
23
PGA
= 2 V (p-p)
ZUNKNOWN = 100.0 kΩ
PGA = ×1
= 3.3 V
= 100 kΩ
= 55 kHz 65 kHz
55 kHz 1.031224E-09
65 kHz 1.035682E-09
(ΔGF) 1.035682E-09 − 1.031224E-09 = 4.458000E-12
(ΔF) = 10 kHz
60 kHz
1.033453E-9
9-10031224.15kHz10kHz
12-4.458000E×+⎟
⎠⎞
⎜⎝⎛ ×
24
×
VDD = 3.3 V
= 200 kΩ
ZUNKNOWN = 200 kΩ
PGA = ×1
ADC 2 V p-p PGA×5 ADC
PGAZUNKNOWN
×
AD5933
Rev. B | Page 19 of 44
101.5
98.554 66
FREQUENCY (kHz)
IMP
ED
AN
CE
(k
)
101.0
100.5
100.0
99.5
99.0
56 58 60 62 64
+125°C
+25°C
VDD = 3.3VCALIBRATION FREQUENCY = 60kHzMEASURED CALIBRATION IMPEDANCE = 100k
0532
4-02
5
–40°C
25.
7
010
FREQUENCY (kHz)
% IM
PE
DA
NC
E E
RR
OR
6
5
4
3
2
1
35 60 100
RFB = 0.1kCALIBRATION IMPEDANCE = 100TA = 25°C
0.5k
1k
0532
4-02
6
26. 1
2.0
010
FREQUENCY (kHz)
% IM
PE
DA
NC
E E
RR
OR
35 60 100
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
RFB = 1kCALIBRATION IMPEDANCE = 1kTA = 25°C
5k
10k
0532
4-02
7
27. 2
30 ppm/°C 25
100 kΩ
2(1 kΩ 10 kΩ) 27
= 2 V p-p ZCALIBRATION = 1 kΩ
PGA = ×1 = 3.3 V
= 1 kΩ
AD5933AD5933
2 V p-p ROUT 200 ΩROUT 26 31 4 MHz
10 kHz
1(0.1 kΩ 1 kΩ)
26 = 2 V p-p
ZCALIBRATION = 100 Ω PGA = ×1
= 3.3 V = 100 Ω
AD5933
Rev. B | Page 20 of 44
0.3
–0.310
FREQUENCY (kHz)
% IM
PE
DA
NC
E E
RR
OR
35 60 100
0.2
0.1
0
–0.1
–0.2
RFB = 10kCALIBRATION IMPEDANCE = 10kTA = 25°C
50k
100k
0532
4-02
8
3
–910
FREQUENCY (kHz)
% IM
PE
DA
NC
E E
RR
OR
35 60 100
1
–1
–3
–5
–7
RFB = 1MCALIBRATION IMPEDANCE = 100TA = 25°C
1.5M
2M
0532
4-03
0
28. 3 30. 5
1.0
–3.510
FREQUENCY (kHz)
% IM
PE
DA
NC
E E
RR
OR
35 60 100
0.5
0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
500k
1M
RFB = 100kCALIBRATION IMPEDANCE = 100kTA = 25°C
0532
4-02
9
29. 4
4
–1010
FREQUENCY (kHz)
% IM
PE
DA
NC
E E
RR
OR
2
0
–2
–4
–6
–8
35 60 100
RFB = 9MCALIBRATION IMPEDANCE = 9MTA = 25°C
9.5M10M
0532
4-03
1
31. 6
3(10 kΩ 100 kΩ)
28 = 2 V p-p
ZCALIBRATION = 10 kΩ PGA = ×1
= 3.3 V = 10 kΩ
5(1 MΩ 2 MΩ)
30 = 2 V p-p
ZCALIBRATION = 100 Ω PGA = ×1
= 3.3 V = 100 kΩ
6(9 MΩ 10 MΩ)
31 = 2 V p-p
ZCALIBRATION = 9 MΩ PGA = ×1
= 3.3 V = 9 MΩ
4(100 kΩ 1 MΩ)
29 = 2 V p-p
ZCALIBRATION = 100 kΩ PGA = ×1
= 3.3 V = 100 kΩ
AD5933
Rev. B | Page 21 of 44
AD5933
0x940x95 0x96 0x97
DFT
RC0x94 0x95
0x96 0x97
(|Z|) DFT
=
=
=
AD5933
(ZUNKNOWN)AD5933
AD5933ADC
AD5933AD5933
(rads) = tan−1(I/R) (3)
3 DDSAD5933
AD5933 VOUT VIN
22 IR +
×1
⎟⎠⎞
⎜⎝⎛
=⎟⎠⎞
⎜⎝⎛
1
(|ZUNKNOWN|)(ZØ) (ZØ)
AD5933AD5933 VOUT VIN
3 VOUT VINAD5933
AD5933
AD5933 VIN VOUT( )
(ZØ)
ZØ = (Φunknown - ∇system)
∇system VIN VOUT
Φunknown VIN VOUT
ZØ
AD5933 VOUT VIN
(ZØ)
−90°
−90°
(ZØ)(∇system)
VOUT VIN (Φunknown)
AD5933
Rev. B | Page 22 of 44
200
180
160
140
120
100
80
60
40
20
00 15k 30k 45k 60k 75k 90k 105k 120k
FREQUENCY (Hz)
SY
ST
EM
PH
AS
E (
Deg
rees
)
0532
4-03
2
220k RESISTOR
10pF CAPACITOR
32.
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
00 15k 30k 45k 60k 75k 90k 105k 120k
FREQUENCY (Hz)
PH
AS
E (
Deg
rees
)
0532
4-03
3
7.
33.
32 220 kΩ (RFB = 220 kΩ PGA = ×1)AD5933 10 pF
32
( ZØ) ZØ( 33)
x
180°
180°
360°
7
(|Z|) ZØ
(ZUNKNOWN)
|ZREAL| = |Z| × cos (ZØ)
|ZIMAG| = |Z| × sin (ZØ)
π
o180)/(tan 1 ×− RI
⎟⎟⎠
⎞⎜⎜⎝
⎛×+ −
π
oo 180)/(tan180 1 RI
⎟⎟⎠
⎞⎜⎜⎝
⎛×+ −
π
oo 180)/(tan180 1 RI
⎟⎟⎠
⎞⎜⎜⎝
⎛×+ −
π
oo 180)/(tan360 1 RI
AD5933
Rev. B | Page 23 of 44
AD5933
AD5933
(1)
(2)
(3)
DFT
Y
Y
Y
N
N
0532
4-03
4
34.
AD5933
Rev. B | Page 24 of 44
8
0x80 D15 D8 /0x81 D7 D0 /0x82 D23 D16 /0x83 D15 D8 /0x84 D7 D0 /0x85 D23 D16 /0x86 D15 D8 /0x87 D7 D0 /0x88 D15 D8 /0x89 D7 D0 /0x8A D15 D8 /0x8B D7 D0 /0x8F D7 D0 0x92 D15 D8 0x93 D7 D0 0x94 D15 D8 0x95 D7 D0 0x96 D15 D8 0x97 D7 D0
9. (D15 D12)
D15 D14 D13 D12
0 0 0 0 0 0 0 1 0 0 1 0 0 0 1 1 0 1 0 0 1 0 0 0 1 0 0 1 1 0 1 0 1 0 1 1 1 1 0 0 1 1 0 1
10. (D10 D9)
D10 D9
0 0 1 2.0 V p-p0 1 4 200 mV p-p1 0 3 400 mV p-p1 1 2 1.0 V p-p
( 0x80 0x81)
AD5933 16 ( 0x800x81) AD5933
D15 D0 0xA000
4 MSB
0x800x81
()
( 34)
AD5933
Rev. B | Page 25 of 44
11. (D11 D8 D0)
D11 D8 PGA 0 = ×5 1 = ×1D7 0D6 0D5 0D4 D3 1 0D2 0D1 0D0 0
DDS
ADC
( ) 0x8A0x8B( 34)
DSPAD5933
ADC
140x92 0x93
AD5933
1010,0000,0000,0000 (0xA000) VOUT VINGND
VIN
VOUT
VOUT
PGA PGA ADC 5 1
( 0x82
0x83 0x84)
D23 D0
2430 kHz ( 16.0
MHz ) 0x0F0x82 0x5C 0x83 0x28
0x84 30 kHz
= 0x0F5C28≡×⎟⎟⎟⎟
⎠
⎞
⎜⎜⎜⎜
⎝
⎛
⎟⎠⎞
⎜⎝⎛
272
416MHz30kHz
AD5933
Rev. B | Page 26 of 44
12.
0x88 D15 D9 /
D8 /
0x89 D8 D0 /
13.
0x8A D15 D11 /D10 D9 2
D10 D9
0 0 0 1 × 21 0 1 1 × 4
D8 MSB0x8B D7 D0 /
( 0x85
0x86 0x87)
D23 D0
2416.0 MHz
10 Hz 0x000x85 0x01 0x86 0x4F
0x87
= 0x00014F
0x00 0x85 0x010x86 0x4F 0x87
( 0x88
0x89)
D8 D0
≡×⎟⎟⎟⎟
⎠
⎞
⎜⎜⎜⎜
⎝
⎛
⎟⎠⎞
⎜⎝⎛
272
416MHz10Hz
9 D8 D0D15 D9
511
( 0x8A
0x8B)
D10 D0( 13)
ADC
/ / ADC9 D8 D0
2 4D10 D9 5 D15 D11
511 × 4 = 204430 kHz
ADC 511 × 4 × 33.33 μs = 68.126 ms ADC 1024
0x94 0x9716.777 MHz 1 ms
AD5933
Rev. B | Page 27 of 44
14. ( 0x8F)
0000 0001 0000 0010 /0000 0100 0000 1000 0001 0000 0010 0000 0100 0000 1000 0000
( 0x8F)
D7 D0AD5933
D0 D4 D7
D1 AD59331
0x94 0x97
D21
/ D1 1
/ / DDS/ / D1
D1 0
D2 1
(16 — 0x92
0x93)
AD5933 16D15 D14 D13
“ ”
(16 — 0x94
0x95 0x96 0x97)
D1 1
16(√(Real2 + Imaginary2))
/ ( )
0x92 0x93( 0x80
0x81)
AD5933
Rev. B | Page 28 of 44
0 0 0 1 1 0 1 R/W D7 D6 D5 D4 D3 D2 D1 D0
START CONDITIONBY MASTER
ACKNOWLEDGE BYAD5933
SLAVE ADDRESS BYTE ACKNOWLEDGE BYMASTER/SLAVE
SCL
SDA
REGISTER ADDRESS
0532
4-03
5
35.
AD5933 I2CAD5933 7
0001101 (0x0D)
I2C 35 I2C
(SDA) (SCL)
8 7 (MSB )R/W
(0 = 1 = )
9 ( )
R/W 0R/W 1
9 8
R/W
/
109
SDA10
10
AD5933
Rev. B | Page 29 of 44
S SLAVEADDRESS
REGISTERADDRESS
REGISTERDATA
A AW A P
0532
4-03
6
AS AAW PPOINTER
COMMAND1011 0000
SLAVEADDRESS
REGISTERADDRESS
TO POINT TO
0532
4-03
7
15. I2C
S P R W A A /
16.
1010 0000 RAM
1010 0001 RAM/
1011 0000
36.
37.
AAA AAS W A PSLAVE
ADDRESSBLOCKWRITE
NUMBERBYTES WRITE BYTE 0 BYTE 1 BYTE 2
0532
4-03
8
38.
AD5933
AD593315 ( 37)
1. SDA 2. 7 ( ) 3. SDA 4. ( 16 = 1011
0000) 5. SDA 6. ( ) 7. SDA 8. SDA
( 38)
AD5933
1. SDA 2. 7 ( ) 3. SDA 4. 8 (1010 0000)
5. SDA 6.
7. SDA 8. 9. SDA 10. SDA
16
/
(36)
1. SDA 2. 7 ( ) 3. SDA 4. 5. SDA 6. 7. SDA 8. SDA
AD5933
Rev. B | Page 30 of 44
S R A ASLAVEADDRESS
REGISTERDATA
P
0532
4-03
9
39.
NUMBERBYTES READ
S SLAVEADDRESS
W A BLOCKREAD AA S SLAVE
ADDRESS R A BYTE 0 A BYTE 1 A BYTE 2 A P
0532
4-04
0
40.
AD5933 I2C
AD5933
(39)
1. SDA 2. 7 ( ) 3. SDA 4. 5. SDA (
) 6. SDA
( 40)
1. SDA 2. 7 ( ) 3. SDA 4. (1010 0001)
5. SDA 6.
7. SDA 8. SDA
9. 7 ( ) 10. SDA 11. 12. SDA 13. 14. SDA
AD5933
Rev. B | Page 31 of 44
0532
4-04
8
PGA I-V
VDD/2
RFB
VIN
AD8531AD820AD8641AD8627
VDD
20k
20k 1μF
VDD/2
VOUTROUT
RFB
DDS
2V p-p
R1
R2
ZUNKNOWN
TRANSMIT SIDEOUTPUT AMPLIFIER
41.
17. (ROUT)
1 2 V p-p 200 Ω2 1 V p-p 2.4 kΩ3 0.4 V p-p 1.0 kΩ4 0.2 V p-p 600 Ω
AD5933
10 MΩ
VOUT VIN( ≤500 Ω)
VOUT
I-V“ ”I-V VIN
VDD/2 I-V/
(ZUNKNOWN) VOUTROUT( 41(
(ZUNKNOWN)( ) ROUT
VOUT
17
AD5933ROUT
( “ ” )
ROUT VOUT(
±2 mA)I-V ( 1/ )
41
AD5933(R1 R2) VOUT
41 ZUNKNOWN
1 Ω( AD820 AD8641 AD8531 )
AD5933
Rev. B | Page 32 of 44
VOUT (ROUT ) 41 (ZUNKNOWN )
ROUT
ZUNKNOWN
ZUNKNOWN 30 kHz 32 kHz90 Ω 110 Ω
ROUT AD593341
(www.analog.com/opamps) ADI
VDD = 3.3 V VOUT = 2 V p-p R2 = 20 kΩ R1 = 4 kΩ = 500 Ω ZUNKNOWN = 100 Ω PGA = ×1
R1/R2 VOUT R1 = 4 kΩR2 = 20 kΩ 1/5 2 V p-p
400 mV 400 mV/ 90 Ω = 4.4 mA
100 ΩRFB
I-V AD5933RFB I-V
ADC 400 mV (RFB = 100 Ω)2 V p-p (RFB = 500 Ω)
100 Ω VOUT VIN
41 AD5933VDD/2 (
AD5933 1 ) AD5933VDD/2
AD5933
Rev. B | Page 33 of 44
PROBE
2 6
4
ADR43x
AD5933TOP VIEW
(Not to Scale)
10μF0.1μF
7V
ADuC702xTOP VIEW
(Not to Scale)
1 16
2 15
3 14
4 13
5
6 11
7 10
8 9
RFB
12
0532
4-04
1
42.
FREQUENCY (Hz)
PR
OX
IMIT
Y IM
PE
DA
NC
E (
)
RESONANTFREQUENCY
CHANGE INRESONANCE DUETO APPROACHING
OBJECT
FO
0532
4-04
2
43.
AD5933 27Sub-Hz
AD5933AD5933
/ RLC
RLC 43
RLC RLC
AD5933
AD5933 AD5933
AD5933 80 kHz 100 kHz
AD5933
AD5933
Rev. B | Page 34 of 44
100k
100.1
FREQUENCY (Hz)
MO
DU
LU
S
PH
AS
EA
NG
LE
100k
0532
4-04
3
–75
0
–50
–25
1 10 100 1k 10k
100
1k
10k
44.
AD5933
(EIS)AD5933
RC RC(RS) (RP CP)
RS 10 Ω 10 kΩ RP 1 kΩ1 MΩ CP 5 μF 70 μF 44
0.1 Hz 100 kHz
±20 mV( ADuC702x) 10
0.1 kHz 100 kHz0.1 kHz 1 kHz
16.776 MHz 500 kHzAD9834
MCLK
AD5933
Rev. B | Page 35 of 44
AD5933
18. AD5933
(mV ) (V) (ppm/°C ) 0.1 Hz 10 Hz (μV p-p )
ADR433B ±1.5 3. 0 3 3.75 ADR433A ±4 3. 0 10 3.75 ADR434B ±1.5 4. 096 3 6.25 ADR434A ±5 4. 096 10 6.25 ADR435B ±2 5.0 3 8 ADR435A ±6 5.0 10 8 ADR439B ±2 4.5 3 7.5 ADR439A ±5.5 4.5 10 7.5
AD5933AD5933 AVDD1 AVDD2
DVDD
ppm
ADR43x
AD5933ADR395
100 μA 0.1 Hz10 Hz 8 μV p-p
ADR4330.1 Hz 10 Hz 18
AD5933
AD5933
Rev. B | Page 36 of 44
AD5933AD5933
AGND DGNDAD5933
AD5933 10 μF 0.1 μF0.1 μF 10 μF
0.1 μF (ESR)(ESI)
0.1 μF
AD5933
Rev. B | Page 37 of 44
AD5933AD5933
PC USB USB
AD5933 EVAL-AD5933EBCD PC
Microsoft® Windows® 2000 Windows XP
45 46
AD5933 AD5933
www.analog.com
(XO) 16 MHz
CMOS
AD5933
Rev. B | Page 38 of 44
05324-044
AD
45. EVAL-AD5933EBZ USB
AD5933
Rev. B | Page 39 of 44
05324-045
46. EVAL-AD5933EBZ
AD5933
Rev. B | Page 40 of 44
05324-046
47. EVAL-AD5933EB
AD5933
Rev. B | Page 41 of 44
05324-047
48. EVAL-AD5933EB
AD5933
Rev. B | Page 42 of 44
19SMD 1
C1, C3, C5 C9, C11, C15, C16, C 18 C22, C24, C26 C28, C32, C34, C36, C37, C39
50 V X7R SMD 0.1 μF 0603 FEC 1301804
C2, C4, C12 C14, C25, C30, C31, C33, C38, C40
X5R 10 μF 0805 FEC 9402136
C10, C17 50 V X7R SMD 22 pF 0603 FEC 722-005 C23 6.3 V X5R SMD 2.2 μF 0603 FEC 9402101 C29, C35 16 V 10 μF CAP\TAJ_B FEC 498-737 C41 (×2) CAP-7.5 MM C42 50 V NPO SMD 15 pF 0603 FEC 721-980 C43 16 V X7R SMD 1 μF 0603 FEC 1310220 CLK1, CLK2 SMB 50 Ω FEC 1111349 D4 0805 FEC 1318243 J1 USB Mini-B (USB-OTG) FEC 9786490 J2 J6 / 5 mm FEC 151-789 LK1 LK14 0.1" SIP-2P FEC 1022247/FEC 150-411 R1 SMD 50 Ω 0603 FEC 1170658 R2 200 kΩ R1/8WA2 FEC 9341501 R33 4 kΩ 4
R43 20 kΩ 4
R5, R6 SMD 100 kΩ 0603 FEC 9330402 R7 SMD 0 Ω 0603 FEC 9331662 R8, R9 SMD 2.2 kΩ 0603 FEC 9330810 R10 SMD 10 kΩ 0603 FEC 9330399 R11 SMD 1 kΩ 0805 FEC 9332383 R12, R13 SMD 20 kΩ 0603 FEC 9330771 T1 T3, T5 T8 FEC 8731128 VIN, VOUT SMB 50 Ω FEC 1111349 U1 OP97 SO8NBU2 24LC64 IC EEPROM 64 KB 2.5 V SOIC8 SO8NB FEC 9758070 U3 CY7C68013-CSP USB Cypress CY7C68013A-56LFXC LFCSP-56 Digi-Key 428-1669-ND U4 ADR435 5 V SOIC-8 ADR435ARZ U5 ADP3303-3.3 SO-8NB ADP3303ARZ-3.3 U6 AD5933/34 SSOP-16 AD5933YRSZ/AD5934YRSZ Y1 XTAL-CM309S CM309S SMD crystal 24 MHz, XTAL_CM309S FEC 9509658 Y2 3.3 V 16 MHz AEL-4313 ×4 FEC 651-813 FEC 522-764 USB A Mini-B Digi-Key 167-1011-ND 1 FEC = Farnell Electronics.2 3 R3 R44
AD5933
Rev. B | Page 43 of 44
COMPLIANT TO JEDEC STANDARDS MO-150-AC 0601
06-A
16 9
81
6.506.205.90
8.207.807.40
5.605.305.00
SEATINGPLANE
0.05 MIN
0.65 BSC
2.00 MAX
0.380.22COPLANARITY
0.10
1.851.751.65
0.250.09
0.950.750.55
8°4°0°
49. 16 [SSOP] (RS-16)
mm
1 AD5933YRSZ −40°C +125°C 16 (SSOP) RS-16 AD5933YRSZ-REEL7 −40°C +125°C 16 (SSOP) RS-16 EVAL-AD5933EBZ −40°C +125°C 1 Z = RoHS
AD5933
Rev. B | Page 44 of 44
I2C Philips Semiconductors( NXP Semiconductors)
©2005–2010 Analog Devices, Inc. All rights reserved. Trademarks and
registered trademarks are the property of their respective owners.
D05324-0-2/10(B)
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