AD7625 Ver la hoja de datos (PDF) - Analog Devices
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AD7625 Datasheet PDF : 24 Pages
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Data Sheet
AD7625
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
Common-Mode Rejection Ratio
Input Current
THROUGHPUT
Complete Cycle
Throughput Rate
DC ACCURACY
Integral Linearity Error
No Missing Codes
Differential Linearity Error
Transition Noise
Zero Error
Zero Error Drift
Gain Error
Gain Error Drift
Power Supply Sensitivity1
AC ACCURACY
External Reference
Dynamic Range
Signal-to-Noise Ratio
Spurious-Free Dynamic Range
Total Harmonic Distortion
Signal-to-(Noise + Distortion)
Internal Reference
Dynamic Range
Signal-to-Noise Ratio
Spurious-Free Dynamic Range
Total Harmonic Distortion
Signal-to-(Noise + Distortion)
−3 dB Input Bandwidth
Aperture Delay
Aperture Jitter
INTERNAL REFERENCE
Output Voltage
Temperature Drift
REFERENCE BUFFER
REFIN Input Voltage Range
REF Output Voltage Range
Line Regulation
EXTERNAL REFERENCE
Voltage Range
Current Drain
Test Conditions/Comments
VIN+ − VIN−
VIN+, VIN− to GND
fIN = 1 MHz
Midscale input
Min
Typ
16
−VREF
−0.1
VREF/2 − 0.05
VREF/2
60
77
TMIN to TMAX
TMIN to TMAX
VDD1 = 5 V ± 5%
VDD2 = 2.5 V ± 5%
fIN = 20 kHz
fIN = 20 kHz
REFIN @ 25°C
−40°C to +85°C
VDD1 ± 5%, VDD2 ± 5%
REF
6 MSPS
0.1
−1
16
−0.5
−4
92.5
92
91.5
92.5
91.5
91
4.076
±0.45
±0.3
0.6
±1.5
0.5
8
0.4
0.4
0.2
93.2
93
106
−105.5
92
93.2
92.9
106
−105.5
92.5
100
1.5
0.25
1.2
±15
1.2
4.096
5
4.096
590
Max
+VREF
VREF + 0.1
VREF/2 + 0.05
166
6
+1
+0.5
+4
20
4.116
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
dB
MHz
ns
ps rms
V
ppm/°C
V
V
mV
V
μA
Rev. B | Page 3 of 24
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