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STMicroelectronics - PRECISION SINGLE OPERATIONAL AMPLIFIER

Numéro de référence UA748ID
Description PRECISION SINGLE OPERATIONAL AMPLIFIER
Fabricant STMicroelectronics 
Logo STMicroelectronics 





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UA748ID fiche technique
UA748
PRECISION SINGLE OPERATIONAL AMPLIFIER
. INPUT OFFSET VOLTAGE : 3mV max. OVER
TEMPERATURE
. FREQUENCY COMPENSATION WITH A
SINGLE 30pF CAPACITOR (C1)
. OPERATION FROM ±5V to ±15V
. LOW POWER CONSUMPTION :
50mW AT ±15V
. CONTINUOUS SHORT-CIRCUIT PROTEC-
TION
. OPERATION AS A COMPARATOR WITH
DIFFERENTIAL INPUTS AS HIGH AS ±30V
. NO LATCH-UP WHEN COMMON-MODE
RANGE IS EXCEEDED
. SAME PIN CONFIGURATION AS THE
LM101A
N
DIP8
(Plastic Package)
D
SO8
(Plastic Micropackage)
DESCRIPTION
The UA748 is a general purpose operational am-
plifier built on a single silicon chip. The resulting
close match and tight thermal coupling gives low
offsets and temperature drift as well as fast recov-
ery from thermal transients.
. Short-circuit protection
. Offset voltage null capability
. Large common-mode and differential voltage
ranges
. Low power consumption
. No latch-up
The unity-gain compensation specified makes the
circuit stable for all feedback configurations, even
with capacitive loads. However, it is possible to
optimize compensation for best high frequency
performance at any gain. The low power dissipation
permits high voltage operation and simplifies pack-
aging in full-temperature range systems.
December 1997
ORDER CODES
Part
Number
Temperature
Range
UA748C
UA748I
UA748M
0oC, +70oC
-40oC, +105oC
-55oC, +125oC
Example : UA748CN
Package
ND
••
••
••
PIN CONNECTIONS (top view)
18
27
36
45
1 - Offset null 1 / frequency
compensation
2 - Inverting input
3 - Non-inverting input
4 - VCC-
5 - Offset null 2
6 - Output
7 - VCC+
8 - Frequency compensation
1/8

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