参数资料
型号: AD8539ARZ-REEL
厂商: Analog Devices Inc
文件页数: 18/24页
文件大小: 0K
描述: IC OPAMP CHOPPER 430KHZ LP 8SOIC
标准包装: 2,500
放大器类型: 断路器(零漂移)
电路数: 2
转换速率: 0.4 V/µs
增益带宽积: 430kHz
电流 - 输入偏压: 15pA
电压 - 输入偏移: 5µV
电流 - 电源: 170µA
电流 - 输出 / 通道: 25mA
电压 - 电源,单路/双路(±): 2.7 V ~ 5.5 V,±1.35 V ~ 2.75 V
工作温度: -40°C ~ 125°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
AD8538/AD8539
Rev. B | Page 3 of 24
SPECIFICATIONS
AD8538 ELECTRICAL SPECIFICATIONS
@ VS = 5.0 V, VCM = 2.5 V, VO = 2.5 V, TA = 25°C, unless otherwise specified.
Table 1.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Offset Voltage
VOS
5
13
V
40°C ≤ TA ≤ +125°C
30
V
Input Bias Current
IB
15
25
pA
40°C ≤ TA ≤ +85°C
35
100
pA
40°C ≤ TA ≤ +125°C
0.7
1.0
nA
Input Offset Current
IOS
20
50
pA
40°C ≤ TA ≤ +125°C
150
pA
Input Voltage Range
0
5
V
Common-Mode Rejection Ratio
CMRR
VCM = 0 V to 5 V
115
150
dB
40°C ≤ TA ≤ +125°C, VCM = 0.2 V to 4.8 V
100
135
dB
Large Signal Voltage Gain
AVO
RL = 10 k, VO = 0.1 V to 4.9 V
115
141
dB
40°C ≤ TA ≤ +125°C
110
135
dB
Offset Voltage Drift
VOS/T
40°C ≤ TA ≤ +125°C
0.03
0.1
V/°C
OUTPUT CHARACTERISTICS
Output Voltage High
VOH
RL = 100 k to ground
4.99
4.998
V
40°C ≤ TA ≤ +125°C, RL = 100 k to ground
4.98
V
RL = 10 k to ground
4.95
4.970
V
40°C ≤ TA ≤ +125°C, RL = 10 k to ground
4.94
V
Output Voltage Low
VOL
RL = 100 k to V+
1.9
5
mV
40°C ≤ TA ≤ +125°C, RL = 100 k to V+
2.8
7
mV
RL = 10 k to V+
17
20
mV
40°C ≤ TA ≤ +125°C, RL = 10 k to V+
20
30
mV
Short-Circuit Limit
ISC
±25
mA
POWER SUPPLY
Power Supply Rejection Ratio
PSRR
VS = 2.7 V to 5.0 V
105
125
dB
40°C ≤ TA ≤ +125°C
100
125
dB
Supply Current/Amplifier
ISY
IO = 0
150
180
A
40°C ≤ TA ≤ +125°C
190
215
A
DYNAMIC PERFORMANCE
Slew Rate
SR
RL =10 k
0.4
V/s
Settling Time 0.01%
tS
G = ±1, 2 V step, CL = 20 pF, RL = 1 k
10
μs
Overload Recovery Time
0.05
ms
Gain Bandwidth Product
GBP
430
kHz
Phase Margin
M
RL = 10 k, RL = 100 k, CL = 20 pF
65
Degrees
NOISE PERFORMANCE
Voltage Noise
en p-p
f = 0.1 Hz to 10 Hz
2.0
V p-p
Voltage Noise Density
en
f = 1 kHz
50
nV/√Hz
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