Datasheet

TLC271, TLC271A, TLC271B
LinCMOS PROGRAMMABLE LOW-POWER
OPERATIONAL AMPLIFIERS
SLOS090D – NOVEMBER 1987 – REVISED MARCH 2001
41
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
LOW-BIAS MODE
operating characteristics at specified free-air temperature, V
DD
= 5 V
PARAMETER TEST CONDITIONS T
A
TLC271C, TLC271AC,
TLC271BC
UNIT
A
MIN TYP MAX
25°C 0.03
V
I
(
PP
)
= 1 V
0°C 0.04
SR
Slew rate at unity gain
R
L
= 1 MΩ,
C
L
=20
p
F
()
70°C 0.03
V/µs
SR
Slew
rate
at
unity
gain
C
L
=
20
pF
,
See Fi
g
ure 98
25°C 0.03
V/
µ
s
See
Figure
98
V
I
(
PP
)
= 2.5 V
0°C 0.03
()
70°C 0.02
V
n
Equivalent input noise voltage
f = 1 kHz,
See Figure 99
R
S
= 20 Ω,
25°C 68
nV/√Hz
VV
C20F
25°C 5
B
OM
Maximum output-swing bandwidth
V
O
= V
OH
,
R
L
=1MΩ
C
L
= 20 pF,
See Figure 98
0°C 6
kHz
R
L
=
1
MΩ
,
See
Figure
98
70°C 4.5
V10V
C20F
25°C 85
B
1
Unity-gain bandwidth
V
I
= 10 mV,
See Figure 100
C
L
= 20 pF,
0°C
100
kHz
See
Figure
100
70°C 65
V10mV
fB
25°C 34°
φ
m
Phase margin
V
I
=
10
m
V
,
C
L
=20
p
F
f
=
B
1
,
See Figure 100
0°C 36°
C
L
=
20
F
,
See
Figure
100
70°C 30°
operating characteristics at specified free-air temperature, V
DD
= 10 V
PARAMETER TEST CONDITIONS T
A
TLC271C, TLC271AC,
TLC271BC
UNIT
A
MIN TYP MAX
25°C 0.05
V
I(PP)
= 1 V
0°C 0.05
SR
Slew rate at unity gain
R
L
= 1 MΩ,
C
L
=20
p
F
()
70°C 0.04
V/µs
SR
Slew
rate
at
unity
gain
C
L
=
20
pF
,
See Fi
g
ure 98
25°C 0.04
V/
µ
s
See
Figure
98
V
I
(
PP
)
= 5.5 V
0°C 0.05
()
70°C 0.04
V
n
Equivalent input noise voltage
f = 1 kHz,
See Figure 99
R
S
= 20 Ω,
25°C 68
nV/√Hz
VV
C20F
25°C 1
B
OM
Maximum output-swing bandwidth
V
O
= V
OH
,
R
L
=1MΩ
C
L
= 20 pF,
See Figure 98
0°C 1.3
kHz
R
L
=
1
MΩ
,
See
Figure
98
70°C 0.9
V10mV
C20F
25°C 110
B
1
Unity-gain bandwidth
V
I
=
10
m
V
,
See Figure 100
C
L
= 20 pF,
0°C
125
kHz
See
Figure
100
70°C 90
V10mV
fB
25°C 38°
φ
m
Phase margin
V
I
=
10
m
V
,
C
L
=20
p
F
f
=
B
1
,
See Figure 100
0°C 40°
C
L
=
20
F
,
See
Figure
100
70°C 34°