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AD7641BSTZ 데이터시트(PDF) 4 Page - Analog Devices

부품명 AD7641BSTZ
상세설명  18-Bit 250/670 kSPS PulSAR Bipolar Programmable Inputs ADC
PDF  14 Pages
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제조업체  AD [Analog Devices]
홈페이지  http://www.analog.com
Logo AD - Analog Devices

AD7641BSTZ 데이터시트(HTML) 4 Page - Analog Devices

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AD7631/AD7634
Preliminary Technical Data
Rev. PrC | Page 4 of 14
Parameter
Conditions
Min
Typ
Max
Unit
AC ACCURACY
Dynamic Range
VIN = ±5V, fIN = 2 kHz, -60dB
102.5
dB4
Signal-to-Noise
VIN = ±5V, fIN = 2 kHz
101
dB
Spurious-Free Dynamic Range
VIN = ±5V, fIN = 2 kHz
122
dB
Total Harmonic Distortion
VIN = ±5V, fIN = 2 kHz
-106
dB
Signal-to-(Noise + Distortion)
VIN = ±5V, fIN = 2 kHz
100
dB
–3 dB Input Bandwidth
12
MHz
SAMPLING DYNAMICS
Aperture Delay
1
ns
Aperture Jitter
5
ps rms
Transient Response
Full-scale step
115
ns
INTERNAL REFERENCE
PDREF = PDBUF = low
Output Voltage
REF @ 25°C
4.985
5.000
5.015
V
Temperature Drift
–40°C to +85°C
±7
ppm/°C
Line Regulation
AVDD = 5 V ± 5%
±15
ppm/V
Turn-On Settling Time
CREF = 10 μF
5
ms
REFERENCE BUFFER
PDREF = high
REFBUFIN Input Voltage Range
2.5
V
EXTERNAL REFERENCE
PDREF = PDBUF = high
Voltage Range
REF
5
AVDD+0.1
V
Current Drain
AD7634 @ 670 kSPS throughput
TBD
μA
Current Drain
AD7631 @ 250 kSPS throughput
TBD
μA
TEMPERATURE PIN
Voltage Output
TEMP @ 25°C
TBD
mV
Temperature Sensitivity
1
mV/°C
Output Resistance
4
kΩ
DIGITAL INPUTS
Logic Levels
VIL
–0.3
+0.6
V
VIH
2.1
OVDD+0.3
V
IIL
–1
+1
μA
IIH
–1
+1
μA
DIGITAL OUTPUTS
Data Format5
Pipeline Delay6
VOL
ISINK = 500 μA
0.4
V
VOH
ISOURCE = −500 μA
OVDD − 0.6
V
POWER SUPPLIES
Specified Performance
AVDD
4.75
5
5.25
V
DVDD
4.75
5
5.25
V
OVDD
2.7
5.25
V
VCC
15
V
VEE
-15
V



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