B74839 — MICROCIRCUIT,DIGITAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

B74839: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include body_width: 0.245 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN, body_height: 0.180 INCHES NOMINAL IN, body_length: 0.930 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED AND MONOLITHIC AND W/ENABLE AND POSITIVE EDGE TRIGGERED, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC, inclosure_material: CERAMIC. This part is cataloged in the U.S.

Government catalog under NSN 5962-01-154-9227, 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

B74839

NSN: 5962-01-154-9227
FSC: 5962 — Microcircuits, Electronic
CAGE: K0967 — MBDA UK LTD (GBR)

SPECIFICATIONS

body_width	0.245 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
body_height	0.180 INCHES NOMINAL IN
body_length	0.930 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN
features_provided	HERMETICALLY SEALED AND MONOLITHIC AND W/ENABLE AND POSITIVE EDGE TRIGGERED
output_logic_form	TRANSISTOR-TRANSISTOR LOGIC
inclosure_material	CERAMIC
operating_temp_range	-55.0 TO 125.0 CELSIUS DEGC
inclosure_configuration	DUAL-IN-LINE
design_function_and_quantity	8 FLIP-FLOP, D-TYPE
NSN	5962-01-154-9227

COMPONENT DIAGRAM

KEY FEATURES

•

INCLOSURE MATERIAL: CERAMIC

•

DESIGN FUNCTION AND QUANTITY: 8 FLIP-FLOP, D-TYPE

•

BODY WIDTH: 0.245 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN

•

BODY HEIGHT: 0.180 INCHES NOMINAL IN

•

FEATURES PROVIDED: HERMETICALLY SEALED AND MONOLITHIC AND W/ENABLE AND POSITIVE EDGE TRIGGERED

•

INCLOSURE CONFIGURATION: DUAL-IN-LINE

•

BODY LENGTH: 0.930 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN

•

OUTPUT LOGIC FORM: TRANSISTOR-TRANSISTOR LOGIC

TECHNICAL CHARACTERISTICS

INCLOSURE MATERIAL	CERAMIC
DESIGN FUNCTION AND QUANTITY	8 FLIP-FLOP, D-TYPE
BODY WIDTH	0.245 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
BODY HEIGHT	0.180 INCHES NOMINAL IN
FEATURES PROVIDED	HERMETICALLY SEALED AND MONOLITHIC AND W/ENABLE AND POSITIVE EDGE TRIGGERED
INCLOSURE CONFIGURATION	DUAL-IN-LINE
BODY LENGTH	0.930 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN
OUTPUT LOGIC FORM	TRANSISTOR-TRANSISTOR LOGIC
OPERATING TEMP RANGE	-55.0 TO 125.0 CELSIUS DEGC

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 2

SN54LS377JReference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

SN54LS377JAReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is B74839?

B74839 is a MICROCIRCUIT,DIGITAL.

What parts can replace B74839?

There are 2 known substitutes for B74839: SN54LS377J, SN54LS377JA. Substitute compatibility should be verified for your specific system.

What is the NSN for B74839?

B74839 is cataloged in the U.S. Government catalog under NSN 5962-01-154-9227. This indicates validated use in U.S. government and defense supply chains.

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