Operational Amplifiers/Buffers LH740A/LH740AC Input Operational A

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Operational Amplifiers/Buffers LH740A/LH740AC Input Operational A

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National Semiconductor
Operational Amplifiers/Buffers
LH740A/LH740AC Input Operational Amplifier
LH740A/LH740AC input, general purpose operational amplifier with high input Impedance, closely matched input characteristics, good slew rates. Input offset voltage typically 10.0 while input bias current less than Offset current typi cally less than Other important design features include:
Internal d8/octave frequency compensation
Unity gain slew rate excess V/^s
Unity gain bandwidth
Input offset adjustable with single compatible with LM741, LM709, LM101A.
Excellent offset current match over tempera ture, typically
Connection Diagram
Output continuously short-circuit proof
Excellent open loop gain, typically excess
Guaranteed over full military temperature
range
LH740A/LH740AC intended fulfill wide variety applications requiring extremely bias currents such integrators, sample hold amplifiers, general purpose operational amplifier applications.
LH740A specified operation over military temperature range. LH740AC specified operation over +85" temperature range.
Typical Applications
Integrator
VIEW
Otder Number LH740AH LH740ACH Package H08A
Transient Response
Offset Null
IHM< >~-OUTPUT
3-382
This Material Copyrighted Respective Manufacturer
Absolute Maximum Ratings
Supply Voltage
Maximum Power Dissipation
Differential Input Voltage
Input Voltage
Short Circuit Duration
Operating Temperature Range
LH740A LH740AC
Storage Temperature Range Lead Temperature (soldering, sec.)
Electrical Characteristics
115V Continuous
(Note unless otherwise noted)
PARAMETER LH740A LH740AC
CONDITIONS UNITS
Input Offset Voltage
Input Offset Current (Note
Input Current (either input) (Note
Input Resistance (Note 1.000,000 1.000.000
Large Signal Voltage kii. 110V 50.000 100.000 50.000 100.000
Output Resistance
Output Short-Circuit Current
Common Mode Rejection Ratto
Supply Voltage Rejection Ratio
Supply Current
Slew Rate
Unitv Bandwidth
Transient Response (Unity Gam) kil.
Rise time Overshoot
(These specifications apply -55~C LH740A
Input Voltage Range Common Mode Reiection Ratio Supply Voltage Reiection Ratio Large Signal Voltage Gain Output Voltage Swing
Input O'fset Voltage Input Offset Current Input Current (either input) Offset Voltage Drift
85JC LH740AC unless otherwise noted.)
lOkii >2kSi
100K
40,000
Notel: supply voltages less than absolute maximum input voltage equal supply voltage.
Note high speed automatic testing, these parameters correlated junction temperature.
Typical Performance Characteristics
Maximum Power Dissipation
Open Loop Frequency Response
TEMPERATURE
FREQUENCY (Hi)
3-383
This Material Copyrighted Respective Manufacturer

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