Datasheet 搜索 > 运算放大器 > ADI（亚德诺） > ADA4638-1ACPZ-R7 数据手册 > ADA4638-1ACPZ-R7 数据手册 6/25 页
器件3D模型￥ 18.152
ADA4638-1ACPZ-R7 数据手册 - ADI（亚德诺）
制造商:
ADI（亚德诺）
分类:
运算放大器
封装:
LFCSP-8
描述:
ANALOG DEVICES ADA4638-1ACPZ-R7. 芯片, 运算放大器, 2.5MHZ, 1.5V/US, 14.5UV, LFCSP-8
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ADA4638-1ACPZ-R7数据手册
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Data Sheet ADA4638-1
Rev. 0 | Page 5 of 24
ELECTRICAL CHARACTERISTICS—5 V OPERATION
V
S
= 5 V, V
CM
= V
SY
/2 V, T
A
= 25°C, unless otherwise specified.
Table 4.
Parameter Symbol Test Conditions/Comments Min Typ Max Unit
INPUT CHARACTERISTICS
Offset Voltage V
OS
1 13 V
−40°C ≤ T
A
≤ +125°C; SOIC 18 V
−40°C ≤ T
A
≤ +125°C; LFCSP 21 V
Offset Voltage Drift ∆V
OS
/∆T −40°C ≤ T
A
≤ +125°C; SOIC 0.05 V/°C
−40°C ≤ T
A
≤ +125°C; LFCSP 0.08 V/°C
Input Bias Current I
B
30 90 pA
−40°C ≤ T
A
≤ +125°C 230 pA
Input Offset Current I
OS
60 170 pA
−40°C ≤ T
A
≤ +125°C 200 pA
Input Voltage Range 0 3 V
Common-Mode Rejection Ratio CMRR V
CM
= 0 V to 3 V 118 140 dB
−40°C ≤ T
A
≤ +125°C 118 dB
Open-Loop Gain A
VO
R
L
= 10 kΩ, V
O
= 0.5 V to +4.5 V 125 150 dB
−40°C ≤ T
A
≤ +125°C 125 dB
Input Resistance, Common Mode R
INCM
75 GΩ
Input Capacitance, Differential Mode C
INDM
4 pF
Input Capacitance, Common Mode C
INCM
9 pF
OUTPUT CHARACTERISTICS
Output Voltage High V
OH
R
L
= 10 kΩ to V
CM
4.98 4.984 V
−40°C ≤ T
A
≤ +125°C 4.97 V
R
L
= 2 kΩ to V
CM
4.90 4.92 V
−40°C ≤ T
A
≤ +125°C 4.87 V
Output Voltage Low V
OL
R
L
= 10 kΩ to V
CM
7.5 10 mV
−40°C ≤ T
A
≤ +125°C 15 mV
R
L
= 2 kΩ to V
CM
37 45 mV
−40°C ≤ T
A
≤ +125°C 70 mV
Short-Circuit Current I
SC
±22 mA
Closed-Loop Output Impedance Z
OUT
f = 1 MHz, A
V
= +1 340 Ω
POWER SUPPLY
Power Supply Rejection Ratio PSRR V
S
= 4.5 V to 30 V 120 143 dB
−40°C ≤ T
A
≤ +125°C 120 dB
Supply Current/Amplifier I
SY
I
O
= 0 mA 0.8 0.95 mA
−40°C ≤ T
A
≤ +125°C 1.15 mA
DYNAMIC PERFORMANCE
Slew Rate SR R
L
= 10 kΩ, C
L
= 20 pF, A
V
= +1 1.5 V/s
Overload Recovery Time R
L
= 10 kΩ, C
L
= 20 pF, A
V
= −100 22 s
Settling Time to 0.1% t
S
V
IN
= 1 V step, R
L
= 10 kΩ, C
L
= 20 pF, A
V
= −1 3 µs
Unity-Gain Crossover UGC V
IN
= 20 mV p-p, R
L
= 10 kΩ, C
L
= 20 pF, A
V
= +1 1.0 MHz
Phase Margin Φ
M
V
IN
= 20 mV p-p, R
L
= 10 kΩ, C
L
= 20 pF, A
V
= +1 64 Degrees
Gain Bandwidth Product GBP V
IN
= 20 mV p-p, R
L
= 10 kΩ, C
L
= 20 pF, A
V
= +100 1.3 MHz
−3 dB Closed-Loop Bandwidth f
−3dB
V
IN
= 20 mV p-p, R
L
= 10 kΩ, C
L
= 20 pF, A
V
= +1 1.8 MHz
NOISE PERFORMANCE
Voltage Noise e
n
p-p f = 0.1 Hz to 10 Hz 1.2 µV p-p
Voltage Noise Density e
n
f = 1 kHz 70 nV/√Hz
Current Noise Density i
n
f = 1 kHz 0.015 pA/√Hz
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