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PartsTable / COMPONENT / 54LS109DMQB
54LS109DMQB ✓ 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: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, body_height: 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, body_length: 0.896 INCHES MAXIMUM IN, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC, inclosure_material: CERAMIC AND GLASS, operating_temp_range: -55.0 TO 125.0 CELSIUS DEGC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-199-3908, 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
54LS109DMQB
NSN: 5962-01-199-3908
FSC: 5962
CAGE: 27014 — NATIONAL SEMICONDUCTOR CORPORATION (USA)
SPECIFICATIONS
body_width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
body_height0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_length0.896 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND W/ENABLE AND HIGH SPEED AND EDGE TRIGGERED AND LOW POWER AND SCHOTTKY AND SYNCHRONOUS AND ASYNCHRONOUS AND W/CLEAR AND PRESETTABLE
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialCERAMIC AND GLASS
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
input_circuit_patternDUAL 5 INPUT
inclosure_configurationDUAL-IN-LINE
specification/standard_data81349-MIL-M-38510/301 GOVERNMENT SPECIFICATION
design_function_and_quantity2 FLIP-FLOP, J-K, CLOCKED
NSN5962-01-199-3908
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN 54LS109DMQB MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
•
BODY HEIGHT: 0.185 INCHES MAXIMUM IN
•
INCLOSURE MATERIAL: CERAMIC
•
OUTPUT LOGIC FORM: TRANSISTOR-TRANSISTOR LOGIC
•
OPERATING TEMP RANGE: -55.0 TO 125.0 CELSIUS DEGC
•
FEATURES PROVIDED: LOW POWER AND POSITIVE EDGE TRIGGERED AND SCHOTTKY
•
BODY WIDTH: 0.245 INCHES MINIMUM AND 0.271 INCHES MAXIMUM IN
•
DESIGN FUNCTION AND QUANTITY: 2 FLIP-FLOP, J-K
•
BODY LENGTH: 0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY HEIGHT0.185 INCHES MAXIMUM IN
INCLOSURE MATERIALCERAMIC
OUTPUT LOGIC FORMTRANSISTOR-TRANSISTOR LOGIC
OPERATING TEMP RANGE-55.0 TO 125.0 CELSIUS DEGC
FEATURES PROVIDEDLOW POWER AND POSITIVE EDGE TRIGGERED AND SCHOTTKY
BODY WIDTH0.245 INCHES MINIMUM AND 0.271 INCHES MAXIMUM IN
DESIGN FUNCTION AND QUANTITY2 FLIP-FLOP, J-K
BODY LENGTH0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
INCLOSURE CONFIGURATIONDUAL-IN-LINE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
10460970Interchangeable
interchangeable cross-reference
interchangeable
1063402-1Interchangeable
interchangeable cross-reference
interchangeable
54LS109A/BEBJCInterchangeable
interchangeable cross-reference
interchangeable
82M893M007Interchangeable
Same NIIN cross-reference
interchangeable
82M893M004Interchangeable
Same NIIN cross-reference
interchangeable
109029-1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 54LS109DMQB?
54LS109DMQB is a MICROCIRCUIT,DIGITAL.
What parts can replace 54LS109DMQB?
There are 7 known substitutes for 54LS109DMQB: 10460970, 1063402-1, 54LS109A/BEBJC and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 54LS109DMQB?
54LS109DMQB is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-199-3908. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026