Datasheet

LMH6645, LMH6646, LMH6647
SNOS970C –JUNE 2001–REVISED APRIL 2013 www.ti.com
±5V Electrical Characteristics (continued)
Unless otherwise specified, all limits guaranteed for at T
J
= 25°C, V
+
= 5V, V
−
= −5V, V
CM
= V
O
= 0V, R
f
= 2kΩ, and R
L
= 1kΩ
to GND. Boldface limits apply at the temperature extremes.
Symbol Parameter Conditions Min Typ Max Units
(1) (2) (1)
I
B
Input Bias Current V
CM
= 4.8V
(4)
+2
+0.40
+2.2
μA
V
CM
= −4.5V
(4)
−2
−0.65
−2.2
I
OS
Input Offset Current −5V ≤ V
CM
≤ 5V 3 500 nA
R
IN
Common Mode Input Resistance 3 MΩ
C
IN
Common Mode Input 2 pF
Capacitance
CMVR Input Common-Mode Voltage CMRR ≥ 50dB −5.5 −5.3
Range −5.1
V
5.3 5.5
5.1
CMRR Common Mode Rejection Ratio V
CM
Stepped from −5V to 5V 60 84
dB
V
CM
Stepped from −5V to 3.5V 66 104
A
VOL
Large Signal Voltage Gain V
O
= −2V to 2V 76 85
dB
74
V
O
Output Swing R
L
= 1kΩ 4.70 4.92
V
High
R
L
= 10kΩ 4.97
Output Swing R
L
= 1kΩ −4.93 −4.70
V
Low
R
L
= 10kΩ −4.98
I
SC
Output Short Circuit Current Sourcing to V
−
66
V
ID
= 200mV
(6)(7)
mA
Sinking to V
+
61
V
ID
= −200mV
(6)(7)
I
OUT
Output Current V
OUT
= 0.5V from rails ±20 mA
PSRR Power Supply Rejection Ratio V
+
= 5V to 6V or V
−
= −5V to −6V 76 95 dB
I
S
Supply Current (per channel) Normal Operation 725 1600
μA
Shutdown Mode (LMH6647 only) 10 50
(6) Short circuit test is a momentary test.
(7) Output short circuit duration is infinite for V
S
< 6V at room temperature and below. For V
S
> 6V, allowable short circuit duration is 1.5ms.
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