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54LS257LMQB — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

54LS257LMQB: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include features_provided: 3-STATE OUTPUT AND BURN IN, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC, inclosure_material: CERAMIC AND GLASS, storage_temp_range: -65.0 TO 150.0 CELSIUS DEGC, operating_temp_range: -55.0 TO 125.0 CELSIUS DEGC, input_circuit_pattern: QUAD 2 INPUT. This part is cataloged in the U.S.

Government catalog under NSN 5962-01-335-1387, 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
54LS257LMQB
NSN: 5962-01-335-1387
FSC: 5962 — Microcircuits, Electronic
CAGE: 07263 — FAIRCHILD SEMICONDUCTOR CORP (USA)
SPECIFICATIONS
features_provided3-STATE OUTPUT AND BURN IN
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialCERAMIC AND GLASS
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
input_circuit_patternQUAD 2 INPUT
end_item_identificationAN/AYK-14V V
inclosure_configurationLEADED CHIP CARRIER
terminal_type_and_quantity20 PIN
design_function_and_quantity4 SELECTOR, DATA, MULTIPLEXER, TWO TO ONE LINE
NSN5962-01-335-1387
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN 54LS257LMQB MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
•
INPUT CIRCUIT PATTERN: QUAD 2 INPUT
•
INCLOSURE MATERIAL: CERAMIC AND GLASS
•
DESIGN FUNCTION AND QUANTITY: 4 SELECTOR, DATA, MULTIPLEXER, TWO TO ONE LINE
•
FEATURES PROVIDED: 3-STATE OUTPUT AND BURN IN
•
INCLOSURE CONFIGURATION: LEADED CHIP CARRIER
•
STORAGE TEMP RANGE: -65.0 TO 150.0 CELSIUS DEGC
•
OUTPUT LOGIC FORM: TRANSISTOR-TRANSISTOR LOGIC
•
OPERATING TEMP RANGE: -55.0 TO 125.0 CELSIUS DEGC
TECHNICAL CHARACTERISTICS
INPUT CIRCUIT PATTERNQUAD 2 INPUT
INCLOSURE MATERIALCERAMIC AND GLASS
DESIGN FUNCTION AND QUANTITY4 SELECTOR, DATA, MULTIPLEXER, TWO TO ONE LINE
FEATURES PROVIDED3-STATE OUTPUT AND BURN IN
INCLOSURE CONFIGURATIONLEADED CHIP CARRIER
STORAGE TEMP RANGE-65.0 TO 150.0 CELSIUS DEGC
OUTPUT LOGIC FORMTRANSISTOR-TRANSISTOR LOGIC
OPERATING TEMP RANGE-55.0 TO 125.0 CELSIUS DEGC
END ITEM IDENTIFICATIONAN/AYK-14V V
TERMINAL TYPE AND QUANTITY20 PIN
OTHER ITEMS IN FSC 5962 — Microcircuits, Electronic
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5962-00-001-1861 5962-00-001-1901 5962-00-001-1902 5962-00-001-1905 5962-00-001-1906 5962-00-001-1907 5962-00-001-1908 5962-00-001-1909
SUBSTITUTES & CROSS-REFERENCES 1
85931100-05Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 54LS257LMQB?
54LS257LMQB is a MICROCIRCUIT,DIGITAL.
What parts can replace 54LS257LMQB?
There is 1 known substitute for 54LS257LMQB: 85931100-05. Substitute compatibility should be verified for your specific system.
What is the NSN for 54LS257LMQB?
54LS257LMQB is cataloged in the U.S. Government catalog under NSN 5962-01-335-1387. This indicates validated use in U.S. government and defense supply chains.
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