Datasheet

LMV721
LMV722
SLOS470C –JUNE 2005–REVISED SEPTEMBER 2010 www.ti.com
Electrical Characteristics
V
CC+
= 5 V, V
CC−
= GND, V
ICR
= V
CC+
/2, V
O
= V
CC+
/2, and R
L
> 1 MΩ (unless otherwise noted)
PARAMETER TEST CONDITIONS T
J
MIN TYP MAX UNIT
25°C –0.08 3
V
IO
Input offset voltage mV
–40°C to 105°C 3.5
TCV
IO
Input offset voltage average drift 25°C 0.6 mV/°C
I
IB
Input bias current 25°C 260 nA
I
IO
Input offset current 25°C 25 nA
25°C 80 89
CMMR Common-mode rejection ratio V
ICR
= 0 V to 4.1 V dB
–40°C to 105°C 75
25°C 70 90
V
CC+
= 2.2 V to 5 V,
PSRR Power-supply rejection ratio dB
V
O
= 0, V
ICR
= 0
–40°C to 105°C 64
CMRR ≥ 50 dB –0.3
V
ICR
Input common-mode voltage 25°C V
4.1
25°C 80 87
R
L
= 600 Ω,
V
O
= 0.75 V to 4.8 V
–40°C to 105°C 70
A
VD
Large-signal voltage gain dB
25°C 80 94
R
L
= 2 kΩ,
V
O
= 0.7 V to 4.9 V
–40°C to 105°C 70
25°C 4.84 4.882
R
L
= 600 Ω to V
CC+
/2
–40°C to 105°C 4.815
25°C 0.134 0.19
–40°C to 105°C 0.215
V
O
Output swing V
25°C 4.93 4.952
R
L
= 2 kΩ to V
CC+
/2
–40°C to 105°C 4.905
25°C 0.076 0.11
–40°C to 105°C 0.135
25°C 20 52.6
Sourcing, V
O
= 0 V,
V
IN(diff)
= ±0.5 V
–40°C to 105°C 12
I
O
Output current mA
25°C 15 23.7
Sinking, V
O
= 2.2 V,
V
IN(diff)
= ±0.5 V
–40°C to 105°C 8.5
25°C 1.03 1.4
LMV721
–40°C to 105°C 1.7
I
CC
Supply current mA
25°C 2.01 2.4
LMV722
–40°C to 105°C 2.8
SR Slew rate
(1)
25°C 5.25 V/ms
GBW Gain bandwidth product 25°C 10 MHz
Φ
m
Phase margin 25°C 72 °
G
m
Gain margin 25°C –11 dB
V
n
Input-referred voltage noise f = 1 kHz 25°C 8.5 nV/√Hz
I
n
Input-referred current noise f = 1 kHz 25°C 0.2 pA/√Hz
f = 1 kHz, AV = 1,
THD Total harmonic distortion 25°C 0.001 %
R
L
= 600 Ω, V
O
= 500 mV
pp
(1) Connected as voltage follower with 1-V step input. Number specified is the slower of the positive and negative slew rate.
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