AD7626(2009) View Datasheet(PDF) - Analog Devices
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AD7626 Datasheet PDF : 28 Pages
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AD7626
SPECIFICATIONS
VDD1 = 5 V; VDD2 = 2.5 V; VIO = 2.5 V; REF = 4.096 V; all specifications TMIN to TMAX, unless otherwise noted.
Table 2.
Parameter
RESOLUTION
ANALOG INPUT
Voltage Range
Operating Input Voltage
Common-Mode Input Range
CMRR
Input Current
THROUGHPUT
Complete Cycle
Throughput Rate
DC ACCURACY
Integral Linearity Error
No Missing Codes
Differential Linearity Error
Transition Noise
Zero Error, TMIN to TMAX
Zero Error Drift
Gain Error, TMIN to TMAX
Gain Error Drift
Power Supply Sensitivity1
AC ACCURACY
fIN = 20 kHz, −0.5 dBFS
Dynamic Range
Signal-to-Noise Ratio
Spurious-Free Dynamic Range
Total Harmonic Distortion
Signal-to-(Noise + Distortion)
fIN = 100 kHz, −0.5 dBFS
Signal-to-Noise Ratio
Spurious-Free Dynamic Range
Total Harmonic Distortion
Signal-to-(Noise + Distortion)
fIN = 2.4 MHz, −1 dBFS
Signal-to-Noise Ratio
Spurious-Free Dynamic Range
Total Harmonic Distortion
Signal-to-(Noise + Distortion)
fIN = 2.4 MHz, −6 dBFS
Signal-to-Noise Ratio
Spurious-Free Dynamic Range
Total Harmonic Distortion
Signal-to-(Noise + Distortion)
−3 dB Input Bandwidth
Aperture Jitter
INTERNAL REFERENCE
Output Voltage
Temperature Drift
Test Conditions/Comments
VIN+ − VIN−
VIN+, VIN− to AGND
fIN = 1 MHz
Midscale input
VDD1 = 5 V ± 5%
VDD2 = 2.5 V ± 5%
REFIN @ 25°C
−40°C to +85°C
Min
16
−VREF
−0.1
VREF/2 − 0.05
0.1
−1.5
16
−0.5
−6
90.5
90
89.5
1.18
Typ
VREF/2
68
168
±0.45
±0.35
0.6
±1
0.5
8
0.7
0.4
0.2
91.5
91
105
−105.5
91
91.3
104.5
−102.5
91
88.5
84
−86
85
89
84
−93
88
95
0.25
1.19
±15
Max
+VREF
VREF + 0.1
VREF/2 + 0.05
100
10
+1.5
+0.5
+6
20
1.2
Rev. 0 | Page 3 of 28
Unit
Bits
V
V
V
dB
μA
ns
MSPS
LSB
Bits
LSB
LSB
LSB
ppm/°C
LSB
ppm/°C
LSB
LSB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dBFS
dB
dB
dB
dBFS
dB
dB
dB
MHz
ps rms
V
ppm/°C
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