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Technical Data Sheet
74LS273AN ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include body_width: 0.310 INCHES MAXIMUM IN, body_height: 0.185 INCHES MAXIMUM IN, body_length: 1.060 INCHES MAXIMUM IN, overall_width: 0.320 INCHES MAXIMUM IN, overall_height: 0.400 INCHES MAXIMUM IN, overall_length: 1.060 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-248-8632, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
74LS273AN
NSN: 5962-01-248-8632
FSC: 5962
CAGE: 01295 — TEXAS INSTRUMENTS INCORPORATED (USA)
SPECIFICATIONS
body_width0.310 INCHES MAXIMUM IN
body_height0.185 INCHES MAXIMUM IN
body_length1.060 INCHES MAXIMUM IN
overall_width0.320 INCHES MAXIMUM IN
overall_height0.400 INCHES MAXIMUM IN
overall_length1.060 INCHES MAXIMUM IN
features_providedBIPOLAR AND BURN IN AND CASCADABLE AND LOW POWER AND MONOLITHIC AND SCHOTTKY AND W/CLEAR
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialCERAMIC
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
input_circuit_patternOCTAL 3 INPUT
NSN5962-01-248-8632
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN 74LS273AN MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
OUTPUT LOGIC FORM: TRANSISTOR-TRANSISTOR LOGIC
BODY LENGTH: 1.060 INCHES MAXIMUM IN
BODY HEIGHT: 0.185 INCHES MAXIMUM IN
MAXIMUM POWER DISSIPATION RATING: 149.0 MILLIWATTS
STORAGE TEMP RANGE: -65.0 TO 150.0 CELSIUS DEGC
SPECIFICATION/STANDARD DATA: 81349-MIL-M-38510/325 GOVERNMENT SPECIFICATION
TIME RATING PER CHACTERISTIC: 20.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 20.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
TEST DATA DOCUMENT: 81349-MIL-M-38510 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
TECHNICAL CHARACTERISTICS (FLIS)
OUTPUT LOGIC FORMTRANSISTOR-TRANSISTOR LOGIC
BODY LENGTH1.060 INCHES MAXIMUM IN
BODY HEIGHT0.185 INCHES MAXIMUM IN
MAXIMUM POWER DISSIPATION RATING149.0 MILLIWATTS
STORAGE TEMP RANGE-65.0 TO 150.0 CELSIUS DEGC
SPECIFICATION/STANDARD DATA81349-MIL-M-38510/325 GOVERNMENT SPECIFICATION
TIME RATING PER CHACTERISTIC20.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 20.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
TEST DATA DOCUMENT81349-MIL-M-38510 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
INCLOSURE CONFIGURATIONDUAL-IN-LINE
OPERATING TEMP RANGE-55.0 TO 125.0 CELSIUS DEGC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
454892Interchangeable
interchangeable cross-reference
interchangeable
SN74LS273NInterchangeable
interchangeable cross-reference
interchangeable
IC3219BInterchangeable
interchangeable cross-reference
interchangeable
7117523-1Interchangeable
interchangeable cross-reference
interchangeable
450904-7501Interchangeable
interchangeable cross-reference
interchangeable
SNJ54LS273JInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74LS273AN?
74LS273AN is a MICROCIRCUIT,DIGITAL.
What parts can replace 74LS273AN?
There are 29 known substitutes for 74LS273AN: 454892, SN74LS273N, IC3219B and 26 more. Substitute compatibility should be verified for your specific system.
Is 74LS273AN still available?
74LS273AN is currently cancelled.
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