Datasheet

ADA4000-1/ADA4000-2/ADA4000-4 Data Sheet
Rev. B | Page 4 of 16
V
S
= ±5 V, V
CM
= V
S
/ 2 V, T
A
= 25°C, unless otherwise specified.
Table 2.
Parameter Symbol Test Conditions/Comments Min Typ Max Unit
INPUT CHARACTERISTICS
Offset Voltage V
OS
0.20 1.70 mV
−40°C ≤ T
A
≤ +125°C 3.0 mV
Input Bias Current
I
B
5
40
pA
−40°C ≤ T
A
≤ +85°C 170 pA
−40°C ≤ T
A
≤ +125°C 3 nA
Input Offset Current I
OS
2 40 pA
−40°C ≤ T
A
≤ +85°C 80 pA
−40°C ≤ T
A
≤ +125°C
500
pA
Input Voltage Range IVR −1.0 +5.0 V
Common-Mode Rejection Ratio CMRR −1.0 V ≤ V
CM
≤ +5.0 V 72 80 dB
−40°C ≤ T
A
≤ +125°C 80 dB
Open-Loop Gain A
VO
R
L
= 2 kΩ, V
O
= ±2.5 V 106 114 dB
Offset Voltage Drift ΔV
OS
/ΔT −40°C ≤ T
A
≤ +125°C 2 µV/°C
OUTPUT CHARACTERISTICS
Output Voltage High V
OH
R
L
= 2 kΩ to ground 4.0 4.20 V
−40°C ≤ T
A
≤ +125°C 3.80 V
Output Voltage Low
V
OL
R
L
= 2 kΩ to ground
−3.45
−3.20
V
−40°C ≤ T
A
≤ +125°C −3.00 V
Short-Circuit Current I
SC
±28 mA
POWER SUPPLY
Supply Current/Amplifier I
SY
1.25 1.65 mA
−40°C ≤ T
A
≤ +125°C 1.80 mA
DYNAMIC PERFORMANCE
Slew Rate SR V
I
= 10 V, R
L
= 2 kΩ 20 V/µs
Gain Bandwidth Product GBP 5 MHz
Phase Margin Φ
M
55 Degrees
NOISE PERFORMANCE
Voltage Noise e
n p-p
0.1 Hz to 10 Hz 1 µV p-p
Voltage Noise Density e
n
f = 1 kHz 16
nV/√Hz
Current Noise Density i
n
f = 1 kHz 0.01
pA/
√
Hz
INPUT IMPEDANCE
Differential Mode
(R||C)
IN-DIFF
10||4
GΩ||pF
Common Mode (R||C)
INCM
10
3
||5.5 GΩ||pF