139-421-255 — MICROCIRCUIT,DIGITAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

139-421-255: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include body_width: 0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM IN, body_height: 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN, body_length: 2.045 INCHES MINIMUM AND 2.055 INCHES MAXIMUM IN, features_provided: BIDIRECTIONAL AND PROGRAMMABLE AND W/RESET AND POSITIVE OUTPUTS, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC, inclosure_material: PLASTIC. This part is cataloged in the U.S.

Government catalog under NSN 5962-01-167-9996, 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

139-421-255

NSN: 5962-01-167-9996
FSC: 5962 — Microcircuits, Electronic
CAGE: 20747 — L-3 COMMUNICATIONS CORPORATION DBA GLOBAL NETWORK SOLUTIONS DIV AYDIN COMMUNICATIONS DIVISION (USA)

SPECIFICATIONS

body_width	0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM IN
body_height	0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
body_length	2.045 INCHES MINIMUM AND 2.055 INCHES MAXIMUM IN
features_provided	BIDIRECTIONAL AND PROGRAMMABLE AND W/RESET AND POSITIVE OUTPUTS
output_logic_form	TRANSISTOR-TRANSISTOR LOGIC
inclosure_material	PLASTIC
storage_temp_range	-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range	+0.0 TO 70.0 CELSIUS DEGC
input_circuit_pattern	38 INPUT
inclosure_configuration	DUAL-IN-LINE
terminal_surface_treatment	SOLDER
design_function_and_quantity	1 PERIPHERAL, INTERFACE
NSN	5962-01-167-9996

COMPONENT DIAGRAM

KEY FEATURES

•

INPUT CIRCUIT PATTERN: 38 INPUT

•

INCLOSURE MATERIAL: PLASTIC

•

TERMINAL SURFACE TREATMENT: SOLDER

•

DESIGN FUNCTION AND QUANTITY: 1 PERIPHERAL, INTERFACE

•

BODY WIDTH: 0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM IN

•

BODY HEIGHT: 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN

•

FEATURES PROVIDED: BIDIRECTIONAL AND PROGRAMMABLE AND W/RESET AND POSITIVE OUTPUTS

•

INCLOSURE CONFIGURATION: DUAL-IN-LINE

TECHNICAL CHARACTERISTICS

INPUT CIRCUIT PATTERN	38 INPUT
INCLOSURE MATERIAL	PLASTIC
TERMINAL SURFACE TREATMENT	SOLDER
DESIGN FUNCTION AND QUANTITY	1 PERIPHERAL, INTERFACE
BODY WIDTH	0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM IN
BODY HEIGHT	0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
FEATURES PROVIDED	BIDIRECTIONAL AND PROGRAMMABLE AND W/RESET AND POSITIVE OUTPUTS
INCLOSURE CONFIGURATION	DUAL-IN-LINE
BODY LENGTH	2.045 INCHES MINIMUM AND 2.055 INCHES MAXIMUM IN
STORAGE TEMP RANGE	-65.0 TO 150.0 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

P8255A-5Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

570106-1Reference document

Same NSN cross-reference

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

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 139-421-255?

139-421-255 is a MICROCIRCUIT,DIGITAL.

What parts can replace 139-421-255?

There are 2 known substitutes for 139-421-255: P8255A-5, 570106-1. Substitute compatibility should be verified for your specific system.

What is the NSN for 139-421-255?

139-421-255 is cataloged in the U.S. Government catalog under NSN 5962-01-167-9996. This indicates validated use in U.S. government and defense supply chains.

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139-421-255 — MICROCIRCUIT,DIGITAL

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