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ADA4940-1ACPZ-R7 数据表(PDF) 5 Page - Analog Devices

部件名 ADA4940-1ACPZ-R7
功能描述  Ultralow Power, Low Distortion, Fully Differential ADC Drivers
PDF  30 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADA4940-1ACPZ-R7 数据表(HTML) 5 Page - Analog Devices

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Data Sheet
ADA4940-1/ADA4940-2
Rev. E | Page 5 of 30
VOCM to VOUT, cm Performance
Table 4.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
VOCM DYNAMIC PERFORMANCE
−3 dB Small Signal Bandwidth
VOUT, cm = 0.1 V p-p
36
MHz
−3 dB Large Signal Bandwidth
VOUT, cm = 1 V p-p
29
MHz
Slew Rate
VOUT, cm = 1 V p-p
52
V/µs
Input Voltage Noise
f = 100 kHz
83
nV/√Hz
Gain
ΔVOUT, cm/ΔVOCM, ΔVOCM = ±1 V
0.99
1
1.01
V/V
VOCM CHARACTERISTICS
Input Common-Mode Voltage Range
−VS + 0.8 to
+VS − 0.7
V
Input Resistance
250
kΩ
Offset Voltage
VOS, cm = VOUT, cm − VOCM; VIP = VIN = VOCM = 0 V
−6
±1
+6
mV
Input Offset Voltage Drift
TMIN to TMAX
20
µV/°C
Input Bias Current
−7
+4
+7
µA
CMRR
ΔVOS,dm/ΔVOCM, ΔVOCM = ±1 V
86
100
dB
General Performance
Table 5.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
POWER SUPPLY
Operating Range
LFCSP
3
7
V
SOIC
3
6
V
Quiescent Current per Amplifier
Enabled
1.05
1.25
1.38
mA
Quiescent Current Drift
TMIN to TMAX
4.25
µA/°C
Disabled
13.5
28.5
µA
+PSRR
ΔVOS, dm/ΔVS, ΔVS = 1 V p-p
80
90
dB
−PSRR
ΔVOS, dm/ΔVS, ΔVS = 1 V p-p
80
96
dB
DISABLE (DISABLE PIN)
DISABLE Input Voltage
Disabled
≤(−VS + 1)
V
Enabled
≥(−VS + 1.8)
V
Turn-Off Time
10
µs
Turn-On Time
0.6
µs
DISABLE Pin Bias Current per Amplifier
Enabled
DISABLE = +2.5 V
2
5
µA
Disabled
DISABLE = −2.5 V
−10
−5
µA
OPERATING TEMPERATURE RANGE
−40
+125
°C



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