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LM148 Scheda tecnica(PDF) 1 Page - STMicroelectronics

Il numero della parte LM148
Spiegazioni elettronici  QUAD BIPOLAR OPERATIONAL AMPLIFIERS
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
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LM148 Scheda tecnica(HTML) 1 Page - STMicroelectronics

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s LOW SUPPLY CURRENT: 0.53mA/AMPLI-
FIER
s CLASS AB OUTPUT STAGE: NO CROSS
OVER DISTORTION
s PIN COMPATIBLE WITH LM124
s LOW INPUT OFFSET VOLTAGE: 1mV
s LOW INPUT OFFSET CURRENT: 2nA
s LOW INPUT BIAS CURRENT: 30nA
s GAIN BANDWIDTH PRODUCT: 1.3MHz
s HIGH DEGREE OF ISOLATION BETWEEN
AMPLIFIERS: 120dB
s OVERLOAD PROTECTION FOR INPUTS
AND OUTPUTS
DESCRIPTION
The LM148 consists of four independent, high
gain internally compensated, low power opera-
tional amplifiers which have been designed to pro-
vide functional characteristics identical to those of
the familiar UA741 operational amplifier. In addi-
tion the total supply current for all four amplifiers is
compatible to the supply current of a single UA741
type op amp. Other features include input offset
current and input bias current which are much less
than those of a standard UA741. Also, excellent
isolation between amplifiers has been achieved by
independently biasing each amplifier and using
layout techniques qhich minimize thermal cou-
pling.
The LM148 can be used anywhere multiple
UA741 type amplifiers are being used and in appli-
cations where amplifier matching or high packaing
density is required.
ORDER CODE
N = Dual in Line Package (DIP)
D = Small Outline Package (SO) - also available in Tape & Reel (DT)
PIN CONNECTIONS (top view)
Part
Number
Temperature
Range
Package
ND
LM148
-55°C, +125°C
••
LM248
-40°C, +105°C
••
LM348
0°C, +70°C
••
Example : LM348D
N
DIP14
(Plastic Package)
D
SO14
(Plastic Micropackage)
Inverting Input 2
Non-inverting Input 2
Non-inverting Input 1
CC
V
-
CC
V
1
2
3
4
8
5
6
7
9
10
11
12
13
14
+
Output 3
Output 4
Non-inverting Input 4
Inverting Input 4
Non-inverting Input 3
Inverting Input 3
-
+
-
+
-
+
-
+
Output 1
Inverting Input 1
Output 2
LM148
LM248
LM348
FOUR UA741
QUAD BIPOLAR OPERATIONAL AMPLIFIERS
March 2002


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