Datasheet

TLV2731, TLV2731Y
Advanced LinCMOS RAIL-TO-RAIL
LOW-POWER SINGLE OPERATIONAL AMPLIFIERS
SLOS198A – AUGUST 1997 – REVISED MARCH 2001
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
operating characteristics at specified free-air temperature, V
DD
= 5 V
PARAMETER
TEST CONDITIONS
T
A
†
TLV2731C TLV2731I
UNIT
PARAMETER
TEST
CONDITIONS
T
A
†
MIN TYP MAX MIN TYP MAX
UNIT
Slew rate at unity
V
O
=15Vto35V
R 600 Ω
‡
25°C
1 1.6 1 1.6
SR
Slew
rate
at
unity
gain
V
O
=
1
.
5
V
to
3
.
5
V
,
C
L
= 100 pF
‡
R
L
=
600
Ω
‡
,
Full
range
0.7 0.7
V/µs
V
Equivalent input
f = 10 Hz 25°C 100 100
nV/√Hz
V
n
q
noise voltage
f = 1 kHz
25°C 15 15
n
V/√H
z
V
N(PP)
Peak-to-peak
equivalent in
p
ut
f = 0.1 Hz to 1 Hz 25°C 1.4 1.4
µV
V
N(PP)
equ
i
va
l
en
t
i
npu
t
noise voltage
f = 0.1 Hz to 10 Hz
25°C 1.5 1.5
µ
V
I
n
Equivalent input
noise current
25°C 0.6 0.6
fA/√Hz
V
O
= 1.5 V to 3.5 V,
f 20 kHz
A
V
= 1
25°C
0.409% 0.409%
Total harmonic
f
=
20
kH
z,
R
L
= 600 Ω
‡
A
V
= 10
25°C
3.68% 3.68%
THD+N
distortion plus
noise
V
O
=
1.5 V to 3.5 V,
A
V
= 1 0.018% 0.018%
noise
V
O
=
1
.
5
V
to
3
.
5
V
,
f = 20 kHz,
§
A
V
= 10
25°C
0.045% 0.045%
R
L
= 600 Ω
§
A
V
= 100 0.116% 0.116%
Gain-bandwidth
product
f = 10 kHz,
C
L
= 100 pF
‡
R
L
= 600 Ω
‡
,
25°C 2 2 MHz
B
OM
Maximum
output-swing
bandwidth
V
O(PP)
= 1 V,
R
L
= 600 Ω
‡
,
A
V
= 1,
C
L
= 100 pF
‡
25°C 300 300 kHz
t
Settling time
A
V
= –1,
Step = 1.5 V to 3.5 V,
To 0.1%
25
°
C
0.95 0.95
µs
t
s
Settling
time
,
R
L
= 600 Ω
‡
,
C
L
= 100 pF
‡
To 0.01%
25°C
2.4 2.4
µ
s
φ
m
Phase margin at
unity gain
R
L
= 600 Ω
‡
, C
L
= 100 pF
‡
25°C 48° 48°
Gain margin
L
,
L
25°C 8 8 dB
†
Full range is –40°C to 85°C.
‡
Referenced to 2.5 V
§
Referenced to 0 V