参数资料
型号: AD622ARZ-RL
厂商: Analog Devices Inc
文件页数: 12/17页
文件大小: 0K
描述: IC AMP INST LP 18MA 8SOIC
标准包装: 2,500
放大器类型: 仪表
电路数: 1
转换速率: 1.2 V/µs
-3db带宽: 1MHz
电流 - 输入偏压: 2nA
电压 - 输入偏移: 60µV
电流 - 电源: 900µA
电流 - 输出 / 通道: 18mA
电压 - 电源,单路/双路(±): ±2.6 V ~ 18 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 带卷 (TR)
Data Sheet
AD622
Rev. E | Page 3 of 16
SPECIFICATIONS
TA = 25°C, VS = ±15 V, and RL = 2 k typical, unless otherwise noted.
Table 2.
Parameter
Conditions
Min
Typ
Max
Unit
GAIN
G = 1 + (50.5 k/RG)
Gain Range
1
1000
Gain Error1
VOUT = ±10 V
G = 1
0.05
0.15
%
G = 10
0.2
0.50
%
G = 100
0.2
0.50
%
G = 1000
0.2
0.50
%
Nonlinearity
VOUT = ±10 V
G = 1 to 1000
RL = 10 k
10
ppm
G = 1 to 100
RL = 2 k
10
ppm
Gain vs. Temperature
Gain = 1
10
ppm/°C
Gain > 11
50
ppm/°C
VOLTAGE OFFSET
Total RTI Error = VOSI + VOSO/G
Input Offset, VOSI
VS = ±5 V to ±15 V
60
125
V
Average Temperature Coefficient
VS = ±5 V to ±15 V
1.0
V/°C
Output Offset, VOSO
VS = ±5 V to ±15 V
600
1500
V
Average Temperature Coefficient
VS = ±5 V to ±15 V
15
V/°C
Offset Referred to Input vs. Supply (PSR)
VS = ±5 V to ±15 V
G = 1
80
100
dB
G = 10
95
120
dB
G = 100
110
140
dB
G = 1000
110
140
dB
INPUT CURRENT
Input Bias Current
2.0
5.0
nA
Average Temperature Coefficient
3.0
pA/°C
Input Offset Current
0.7
2.5
nA
Average Temperature Coefficient
2.0
pA/°C
INPUT
Input Impedance
Differential
10||2
G ||pF
Common Mode
10||2
G||pF
Input Voltage Range2
VS = ±2.6 V to ±5 V
VS + 1.9
+VS – 1.2
V
Over Temperature
VS + 2.1
+VS – 1.3
V
VS = ±5 V to ±18 V
VS + 1.9
+VS – 1.4
V
Over Temperature
VS + 2.1
+VS – 1.4
V
Common-Mode Rejection Ratio
DC to 60 Hz with 1 k Source Imbalance
VCM = 0 V to ±10 V
G = 1
66
78
dB
G = 10
86
98
dB
G = 100
103
118
dB
G = 1000
103
118
dB
OUTPUT
Output Swing
RL = 10 k
VS = ±2.6 V to ±5 V
VS + 1.1
+VS – 1.2
V
Over Temperature
VS + 1.4
+VS – 1.3
V
VS = ±5 V to ±18 V
VS + 1.2
+VS – 1.4
V
Over Temperature
VS + 1.6
+VS – 1.5
V
Short Current Circuit
±18
mA
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