參數(shù)資料
型號(hào): AD8231WACPZ-RL
廠商: Analog Devices Inc
文件頁(yè)數(shù): 21/24頁(yè)
文件大?。?/td> 0K
描述: IC AMP INST RRO 2.7MHZ 16LFCSP
標(biāo)準(zhǔn)包裝: 5,000
放大器類型: 儀表
電路數(shù): 2
輸出類型: 滿擺幅
轉(zhuǎn)換速率: 1.1 V/µs
增益帶寬積: 7MHz
電流 - 輸入偏壓: 250pA
電壓 - 輸入偏移: 4µV
電流 - 電源: 4mA
電流 - 輸出 / 通道: 70mA
電壓 - 電源,單路/雙路(±): 3 V ~ 6 V,±1.5 V ~ 3 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 16-VQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 16-LFCSP-VQ EP(4x4)
包裝: 帶卷 (TR)
AD8231
Rev. B | Page 6 of 24
Parameter
Conditions
Min
Typ
Max
Unit
Dynamic Performance
Bandwidth
G = 1
2.7
MHz
G = 2
2.5
MHz
Gain Bandwidth Product
G = 4 to 128
7
MHz
Slew Rate
1.1
V/μs
Output Characteristics
Output Voltage High
RL = 100 kΩ to ground
2.9
2.94
V
RL = 10 kΩ to ground
2.8
2.88
V
Output Voltage Low
RL = 100 kΩ to 3 V
60
100
mV
RL = 10 kΩ to 3 V
80
200
mV
Short-Circuit Current
40
mA
Digital Interface
Input Voltage Low
TA = 40°C to +125°C
0.7
V
Input Voltage High
TA = 40°C to +125°C
2.3
V
Setup Time to CS High
TA = 40°C to +125°C
60
ns
Hold Time after CS High
TA = 40°C to +125°C
20
ns
OPERATIONAL AMPLIFIERS
Input Characteristics
Offset Voltage, VOS
5
15
μV
Temperature Drift
TA = 40°C to +125°C
0.01
0.06
μV/°C
Input Bias Current
250
500
pA
TA = 40°C to +125°C
5
nA
Input Offset Current
20
100
pA
TA = 40°C to +125°C
0.5
nA
Input Voltage Range
0.05
2.95
V
Open-Loop Gain
100
120
V/mV
Common-Mode Rejection Ratio
100
120
dB
Power Supply Rejection Ratio
100
110
dB
Voltage Noise Density
27
nV/√Hz
Voltage Noise
f = 0.1 Hz to 10 Hz
0.6
μV p-p
Dynamic Performance
Gain Bandwidth Product
1
MHz
Slew Rate
0.5
V/μs
Output Characteristics
Output Voltage High
RL = 100 kΩ to ground
2.9
2.96
V
RL = 10 kΩ to ground
2.8
2.82
V
Output Voltage Low
RL = 100 kΩ to 3 V
60
100
mV
RL = 10 kΩ to 3 V
80
200
mV
Short-Circuit Current
40
mA
BOTH AMPLIFIERS
Power Supply
Quiescent Current
3.5
4.5
mA
Quiescent Current (Shutdown)
0.01
1
μA
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