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AD5934 Datasheet(PDF) 3 Page - Analog Devices

Part No. AD5934
Description  250 kSPS, 12-Bit Impedance Converter, Network Analyzer
Download  32 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD5934 Datasheet(HTML) 3 Page - Analog Devices

 
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AD5934
Rev. 0 | Page 3 of 32
SPECIFICATIONS
Test conditions unless otherwise stated: VDD = 3.3 V, MCLK = 16.776 MHz, 2 V p-p output excitation voltage @ 30 kHz, 200 kΩ
connected between Pin 5 and Pin 6. Feedback resistor = 200 kΩ connected between Pin 4 and Pin 5. PGA gain = ×1.
Table 2.
Y Version1
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
SYSTEM
Impedance Range
0.001
10
Total System Accuracy
0.5
%
System Impedance Error Drift
30
ppm/°C
TRANSMIT STAGE
Output Frequency Range2
1
100
kHz
Output Frequency Resolution
0.1
Hz
<0.1 Hz resolution achievable using
DDS techniques.
MCLK Frequency
16.776
MHz
Maximum system clock frequency.
TRANSMIT OUTPUT VOLTAGE
Range 1
AC Output Excitation Voltage3
1.98
V p-p
Refer to Figure 4 for output voltage
distribution.
DC Bias4
1.48
V
DC bias of the AC excitation signal.
See Figure 5.
DC Output Impedance
200
Ω
TA = 25°C.
Short-Circuit Current to Ground
at VOUT
±5.8
mA
TA = 25°C.
Range 2
AC Output Excitation Voltage3
0.97
V p-p
See Figure 6.
DC Bias4
0.76
V
DC bias of output excitation signal.
See Figure 7.
DC Output Impedance
2.4
Short-Circuit Current to Ground
at VOUT
±0.25
mA
Range 3
AC Output Excitation Voltage3
0.383
V p-p
See Figure 8.
DC Bias4
0.31
V
DC bias of output excitation signal.
See Figure 9.
DC Output Impedance
1
Short-Circuit Current to Ground
at VOUT
±0.20
mA
Range 4
AC Output Excitation Voltage3
0.198
V p-p
See Figure 10.
DC Bias4
0.173
V
DC bias of output excitation signal.
See Figure 11.
DC Output Impedance
600
Ω
Short-Circuit Current to Ground
at VOUT
±0.15
mA
Short-Circuit Current to Ground
±0.15
mA
SYSTEM AC CHARACTERISTICS
Signal-to-Noise Ratio
60
dB
Total Harmonic Distortion
−52
dB
Spurious-Free Dynamic Range
Wide Band (0 MHz to 1 MHz)
−56
dB
Narrowband (±5 kHz)
−85
dB


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