AD7609 Просмотр технического описания (PDF) - Analog Devices
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AD7609 Datasheet PDF : 36 Pages
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AD7609
Data Sheet
SPECIFICATIONS
VREF = 2.5 V external/internal, AVCC = 4.75 V to 5.25 V, VDRIVE = 2.3 V to 5.25 V; fSAMPLE = 200 kSPS, TA = TMIN to TMAX, unless otherwise
noted.1
Table 2.
Parameter
Test Conditions/Comments
Min
DYNAMIC PERFORMANCE
Signal-to-Noise Ratio (SNR)2, 3
fIN = 1 kHz sine wave unless otherwise noted
Oversampling by 16; ±10 V range; fIN = 160 Hz 98
Oversampling by 16; ±5 V range; fIN = 160 Hz
No oversampling; ±10 V range
90
No oversampling; ±5 V range
89.5
Signal-to-(Noise + Distortion) (SINAD)2 No oversampling; ±10 V range
89.5
No oversampling; ±5 V range
89
Dynamic Range
No oversampling; ±10 V range
No oversampling; ±5 V range
Total Harmonic Distortion (THD)2, 3
No oversampling; ±10 V range
No oversampling; ±5 V range
Peak Harmonic or Spurious Noise (SFDR)2
Intermodulation Distortion (IMD)2
fa = 1 kHz, fb = 1.1 kHz
Second-Order Terms
Third-Order Terms
Channel-to-Channel Isolation2
fIN on unselected channels up to 160 kHz
ANALOG INPUT FILTER
Full Power Bandwidth
−3 dB, ±10 V range
−3 dB, ±5 V range
−0.1 dB, ±10 V range
−0.1 dB, ±5 V range
tGROUP DELAY
±10 V range
±5 V range
DC ACCURACY
Resolution
No missing codes
18
Differential Nonlinearity2
Integral Nonlinearity2
Total Unadjusted Error (TUE)
±10 V range
±5 V range
Positive Full-Scale Error2, 5
External reference
Internal reference
Positive Full-Scale Error Drift
External reference
Internal reference
Positive Full-Scale Error Matching2
±10 V range
±5 V range
Bipolar Zero Code Error2, 6
±10 V range
± 5 V range
Bipolar Zero Code Error Drift
±10 V range
± 5 V range
Bipolar Zero Code Error Matching2
±10 V range
±5 V range
Negative Full-Scale Error2, 5
External reference
Internal reference
Negative Full-Scale Error Drift
External reference
Internal reference
Negative Full-Scale Error Matching2
±10 V range
±5 V range
Typ Max
Unit
101
dB
100
dB
91
dB
90.5
dB
91
dB
90
dB
91.5
dB
90.5
dB
−107 −97
dB
−110 −96
dB
−108
dB
−110
dB
−106
dB
−95
dB
32
kHz
23
kHz
13
kHz
10
kHz
7.1
µs
10.2
µs
±0.75
±3
±10
±90
±8
±40
±2
±7
12
40
±3
±3
10
5
2.7
13
±8
±40
±4
±8
12
40
−0.99/+2
±7.5
±140
80
100
±24
±48
30
65
±140
80
100
Bits
LSB4
LSB
LSB
LSB
LSB
LSB
ppm/°C
ppm/°C
LSB
LSB
LSB
LSB
µV/°C
µV/°C
LSB
LSB
LSB
LSB
ppm/°C
ppm/°C
LSB
LSB
Rev. B | Page 4 of 36
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