Datasheet
TLV2731, TLV2731Y
Advanced LinCMOS RAIL-TO-RAIL
LOW-POWER SINGLE OPERATIONAL AMPLIFIERS
SLOS198A – AUGUST 1997 – REVISED MARCH 2001
7
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics at specified free-air temperature, V
DD
= 5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
T
A
†
TLV2731C TLV2731I
UNIT
PARAMETER
TEST
CONDITIONS
T
A
†
MIN TYP MAX MIN TYP MAX
UNIT
V
IO
Input offset voltage
V V
V
0.7 3 0.7 3 mV
α
VIO
Temperature
coefficient of in
p
ut
V V
V
Full range
05
05
µV/°C
α
VIO
coe
ffi
c
i
en
t
o
f
i
npu
t
offset voltage
V V
V
0
.
5
0
.
5
µ
V/°C
Input offset voltage
long-term drift
(see Note 4)
V
DD±
= ±2.5
V
,
V
O
= 0,
V
IC
= 0,
R
S
= 50 Ω
25°C
0.003 0.003 µV/mo
I
IO
In
p
ut offset current
25°C 0.5 60 0.5 60
p
A
I
IO
Input
offset
current
Full range 150 150
pA
I
IB
In
p
ut bias current
25°C 1 60 1 60
p
A
I
IB
Input
bias
current
Full range 150 150
pA
–03
–03
25°C 0 to 4
–
0
.
3
to 4 2
0 to 4
–
0
.
3
to 4 2
V
ICR
Common-mode input
R
S
=50Ω
|V
IO
|≤5mV
25 C
0
to
4
t
o
4
.
2
0
to
4
t
o
4
.
2
V
V
ICR
volta
g
e ran
g
e
R
S
=
50
Ω
,
|V
IO
|
≤5
mV
0to
0to
V
voltage
range
Full ran
g
e
0
to
37
0
to
37
Full
range
3
.
7
3
.
7
Hi h l l t t
I
OH
= –1 mA 25°C 4.9 4.9
V
OH
High-level output
voltage
I
OH
= 4mA
25°C 4.6 4.6
V
voltage
I
OH
= –
4
mA
Full range 4.3 4.3
Llltt
V
IC
= 2.5 V, I
OL
= 500 µA 25°C 80 80
V
OL
Low-level output
voltage
V
IC
=25V
I
OL
=1mA
25°C 160 160
mV
voltage
V
IC
=
2
.
5
V
,
I
OL
=
1
mA
Full range 500 500
Large
-
signal
V25V
R 600 Ω
‡
25°C 1 1.5 1 1.5
A
VD
Large signal
differential voltage
V
IC
= 2.5 V,
V
O
=1Vto4V
R
L
=
600
Ω
‡
Full range 0.3 0.3
V/mV
VD
amplification
V
O
=
1
V
to
4
V
R
L
= 1 MΩ
‡
25°C 400 400
r
id
Differential input
resistance
25°C 10
12
10
12
Ω
r
ic
Common-mode input
resistance
25°C 10
12
10
12
Ω
c
ic
Common-mode input
capacitance
f = 10 kHz 25°C 6 6 pF
z
o
Closed-loop output
impedance
f = 1 MHz, A
V
= 1 25°C 138 138
Ω
CMRR
Common-mode V
IC
= 0 to 2.7 V,
25°C 60 70 60 70
dB
CMRR
rejection ratio
IC
,
V
O
= 2.5 V, R
S
= 50 Ω
Full range 55 55
dB
k
SVR
Supply voltage
rejection ratio
V
DD
= 4.4 V to 8 V,
25°C 70 96 70 96
dB
k
SVR
re
j
ec
ti
on ra
ti
o
(∆V
DD
/∆V
IO
)
DD
,
V
IC
= V
DD
/2, No load
Full range 70 70
dB
I
DD
Su
pp
ly current
V
O
=25V
No load
25°C 850 1300 850 1300
µA
I
DD
Supply
current
V
O
=
2
.
5
V
,
No
load
Full range 1600 1600
µ
A
†
Full range for the TLV2731C is 0°C to 70°C. Full range for the TLV2731I is – 40°C to 85°C.
‡
Referenced to 2.5 V
NOTE 5: Typical values are based on the input offset voltage shift observed through 500 hours of operating life test at T
A
= 150°C extrapolated
to T
A
= 25°C using the Arrhenius equation and assuming an activation energy of 0.96 eV.