2023年6月26日发(作者：)

LF353 (LM353, KA353) DUAL OPERATIONAL AMPLIFIER (JFET)DUAL OPERATIONAL AMPLIFERThe LF353 is a JFET input operational amplifier with an internallycompensated input offset voltage. The JFET input device provideswith bandwidth, low input bias currents and offset currents.8 DIPFEATURES• Internally trimmed offset voltage: 10mV• Low input bias current: 50pA• Wide gain bandwidth: 4MHz• High slew rate: 13V/µs12• High Input impedance: 10Ω8 SOPBLOCK DIAGRAM

ORDERING IN FORMATIONiDevice LF353N LF353M LF353SPackage8 DIP8 SOP9 SIPOperating Temperature0 ~ + 70°CSCHEMATIC DIAGRAM

(One Section Only)Rev. B©1999 Fairchild Semiconductor CorporationLF353 (LM353, KA353) DUAL OPERATIONAL AMPLIFIER (JFET)ABSOLUTE MAXIMUM RATINGSCharacteristics Power Supply Voltage Differential

Input Voltage Input Voltage Range Output Short Circuit Duration Power Dissipation Operating Temperature Range Storage Temperature RangePDTOPRTSTGSymbolVCCVI(DIFF)VIValue±1830±15Continuous5000 ~ +70-65 ~ +150mW°C°CUnitVVVELECTRICAL CHARACTERISTICS(VCC

=+15V, VEE= -15V, TA=25°C, unless otherwise specified)Characteristic Input Offset Voltage Input Offset Voltage Drift Input Offset Current Input Bias Current Input Resistance Large Signal Voltage Gain Output Voltage Swing Input Voltage Range Common Mode Rejection Ratio Power Supply Rejection Ratio Power Supply Current Slew Rate Gain-Bandwidth Product Channel Seperation Equivalent Input Noise Voltage Equivalent Input Noise CurrentSymbolVIO∆VIO/∆TIIOIBIASRIGVVO(P.P)VI(R)CMRRPSRRICCSRGBMCSVNIINIf = 1Hz ~ 20Khz(Input referenced)RS = 100Ωf = 1KHzf = 1KHz120160.01RS≥10KΩRS≥10KΩGV = 1VO(P-P)

= ±0VRL

= 2KΩRL = 10KΩ0°C ≤TA≤+70°C

Test Conditions RS=10KΩ RS=10KΩ0°C ≤TA≤+70°C0°C ≤TA≤+70°C0°C ≤TA≤+70°C

MinTyp5.0102550Max10UnitmV µV/°CpA nApA nAΩV/mVVVdBdB

100420080°C ≤TA≤+70°C102515±12±117070±13.5±15/-121001003.6134120160.0112

1006.5mAV/µsMHzdBnV/√HzpA/√HzTRADEMARKSThe following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and isnot intended to be an exhaustive list of all such ™CoolFET™CROSSVOLT™E2CMOSTMFACT™FACT Quiet Series™FAST®FASTr™GTO™HiSeC™DISCLAIMERISOPLANAR™MICROWIRE™POP™PowerTrench™QS™Quiet Series™SuperSOT™-3SuperSOT™-6SuperSOT™-8TinyLogic™FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHERNOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILDDOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCTOR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENTRIGHTS, NOR THE RIGHTS OF SUPPORT POLICYFAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORTDEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR used herein:1. Life support devices or systems are devices or2. A critical component is any component of a lifesupport device or system whose failure to perform cansystems which, (a) are intended for surgical implant intobe reasonably expected to cause the failure of the lifethe body, or (b) support or sustain life, or (c) whosesupport device or system, or to affect its safety orfailure to perform when properly used in accordancewith instructions for use provided in the labeling, can ably expected to result in significant injury to T STATUS DEFINITIONSDefinition of TermsDatasheet Identification Product Status DefinitionAdvance InformationFormative orIn DesignThis datasheet contains the design specifications forproduct development. Specifications may change inany manner without datasheet contains preliminary data, andsupplementary data will be published at a later ild Semiconductor reserves the right to makechanges at any time without notice in order to datasheet contains final specifications. FairchildSemiconductor reserves the right to make changes atany time without notice in order to improve inaryFirst ProductionNo Identification NeededFull ProductionObsoleteNot In ProductionThis datasheet contains specifications on a productthat has been discontinued by Fairchild datasheet is printed for reference information only.