PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SN54LS251JMicrocircuit,digital

Texas Instruments Incorporated · NSN 5962-01-122-1911 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-122-1911 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-122-1911. Primary manufacturer part number: SN54LS251J.
Features
  • Microcircuit,digital — FSC 5962
  • Input Circuit Pattern: 12 INPUT
  • Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC
  • Inclosure Material: CERAMIC
  • Design Function and Quantity: 1 SELECTOR, DATA, MULTIPLEXER, EIGHT TO ONE LINE
  • Body Width: 0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
  • Time Rating Per Chacteristic: 45.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 45.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
  • Inclosure Configuration: DUAL-IN-LINE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-122-1911, is classified within Federal Supply Class 5962 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Texas Instruments Incorporated. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-122-1911
Primary Part NumberSN54LS251J
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerTexas Instruments Incorporated
StatusACTIVE
Input Circuit Pattern12 INPUT
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Inclosure MaterialCERAMIC
Design Function and Quantity1 SELECTOR, DATA, MULTIPLEXER, EIGHT TO ONE LINE
Body Width0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
Time Rating Per Chacteristic45.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 45.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
Inclosure ConfigurationDUAL-IN-LINE
Features ProvidedHERMETICALLY SEALED AND LOW POWER AND SCHOTTKY AND W/ENABLE AND MONOLITHIC
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Maximum Power Dissipation Rating35.0 MILLIWATTS
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Body Length0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
Body Height0.180 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-058-5172 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
351-1530-010 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Q67000-H1227-Z Epcos Ag Abt. Pr Roe K Pm (DEU)
CM0372-001 Northrop Grumman Corp Electronic Systems Defensive System Div (USA)
SN54LS251J PRIMARY Texas Instruments Incorporated (USA)
E500730-001 Sci Systems Inc (USA)
Q67000-H1227-Z Tdk Electronics Ag (DEU)
Related Parts
5962-01-058-5172INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5962-01-122-1911?

NSN 5962-01-122-1911 is a Microcircuit,digital, manufactured by Texas Instruments Incorporated, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-122-1911?

NSN 5962-01-122-1911 has 6 cross-referenced part numbers: 351-1530-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), Q67000-H1227-Z (Epcos Ag Abt. Pr Roe K Pm), CM0372-001 (Northrop Grumman Corp Electronic Systems Defensive System Div), SN54LS251J (Texas Instruments Incorporated), E500730-001 (Sci Systems Inc) and 1 more.

What NSN replaces 5962-01-122-1911?

There is 1 known substitute for 5962-01-122-1911: 5962-01-058-5172. Verify interchangeability with system specifications before substitution.

What are the specifications of SN54LS251J?

Key specifications for SN54LS251J: Input Circuit Pattern: 12 INPUT; Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC; Inclosure Material: CERAMIC; Design Function and Quantity: 1 SELECTOR, DATA, MULTIPLEXER, EIGHT TO ONE LINE. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com