Datasheet
SLOS058C – OCTOBER 1979 – REVISED FEBRUARY 2002
POST OFFICE BOX 655303 DALLAS, TEXAS 75265
• 3
electrical characteristics at specified free-air temperature, V
CC
±
=
±15 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
†
LM148 LM248 LM348
UNIT
PARAMETER
TEST CONDITIONS
†
MIN TYP MAX MIN TYP MAX MIN TYP MAX
UNIT
V
Inp t offset oltage
V0
25°C 1 5 1 6 1 6
mV
V
IO
Input offset voltage V
O
= 0
Full range 6 7.5 7.5
mV
I
Input offset current
V0
25°C 4 25 4 50 4 50
nA
I
IO
Input offset current V
O
= 0
Full range 75 125 100
nA
I
Inp t bias c rrent
V0
25°C 30 100 30 200 30 200
nA
I
IB
Input bias current V
O
= 0
Full range 325 500 400
nA
V
ICR
Common-mode input voltage range Full range ±12 ±12 ±12 V
R
L
= 10 kΩ 25°C ±12 ±13 ±12 ±13 ±12 ±13
V
Maximum peak output volta
g
e
R
L
≥ 10 kΩ
Full range ±12 ±12 ±12
V
V
OM
Maximum
eak
out ut
voltage
swing
R
L
= 2 kΩ
25°C ±10 ±12 ±10 ±12 ±10 ±12
V
g
R
L
≥ 2 kΩ Full range ±10 ±10 ±10
A
Lar
g
e-si
g
nal differential volta
g
e V
O
= ±10 V
,
25°C 50 160 25 160 25 160
V/mV
A
VD
Large
-
signal
differential
voltage
amplification
V
O
=
±10
V
,
R
L
= ≥ 2 kΩ
Full range 25 15 15
V/mV
r
i
Input resistance
‡
25°C 0.8 2.5 0.8 2.5 0.8 2.5 MΩ
B
1
Unity-gain bandwidth A
VD
= 1 25°C 1 1 1 MHz
φ
m
Phase margin A
VD
= 1 25°C 60° 60° 60°
CMRR
Common mode rejection ratio
V
IC
= V
ICR
min
,
25°C 70 90 70 90 70 90
dB
CMRR Common-mode rejection ratio
V
IC
=
V
ICR
min
,
V
O
= 0
Full range 70 70 70
dB
k
Suppl
y
-volta
g
e re
j
ection ratio V
CC±
= ±9 V to ±15 V
,
25°C 77 96 77 96 77 96
dB
k
SVR
Su ly
-
voltage
rejection
ratio
(∆V
CC±
/∆V
IO
)
V
CC±
= ±9
V
to
±15
V
,
V
O
= 0
Full range 77 77 77
dB
I
OS
Short-circuit output current 25°C ±25 ±25 ±25 mA
I
S ppl c rrent (fo r amplifiers)
No load
V
O
= 0
25°C
2.4 4.5 2.4 4.5
mA
I
CC
Supply current (four amplifiers) No load
V
O
= V
OM
25°C
2.4 3.6
mA
V
O1
/V
O2
Crosstalk attenuation f = 1 Hz to 20 kHz 25°C 120 120 120 dB
†
All characteristics are measured under open-loop conditions with zero common-mode input voltage, unless otherwise specified. Full range for T
A
is –55°C to 125°C for
LM148, –25°C to 85°C for LM248, and 0°C to 70°C for LM348.
‡
This parameter is not production tested.