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PartsTable / COMPONENT / 54LS166BEBJC
54LS166BEBJC ✓ 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: 0.280 INCHES MAXIMUM IN, body_height: 0.180 INCHES NOMINAL IN, body_length: 0.785 INCHES MAXIMUM IN, special_features: HARDNESS CRITICAL PROCESS, features_provided: MONOLITHIC, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-111-7858, 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
54LS166BEBJC
NSN: 5962-01-111-7858
FSC: 5962
CAGE: 04713 — FREESCALE SEMICONDUCTOR, INC. (USA)
SPECIFICATIONS
body_width0.280 INCHES MAXIMUM IN
body_height0.180 INCHES NOMINAL IN
body_length0.785 INCHES MAXIMUM IN
special_featuresHARDNESS CRITICAL PROCESS
features_providedMONOLITHIC
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialCERAMIC
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
input_circuit_pattern13 INPUT
inclosure_configurationDUAL-IN-LINE
terminal_surface_treatmentSOLDER
NSN5962-01-111-7858
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN 54LS166BEBJC MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
•
INPUT CIRCUIT PATTERN: 13 INPUT
•
INCLOSURE MATERIAL: CERAMIC
•
BODY LENGTH: 0.840 INCHES MAXIMUM IN
•
INCLOSURE CONFIGURATION: DUAL-IN-LINE
•
MAXIMUM POWER DISSIPATION RATING: 209.0 MILLIWATTS
•
CASE OUTLINE SOURCE AND DESIGNATOR: D-2 MIL-M-38510
•
TIME RATING PER CHACTERISTIC: 52.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 52.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
•
TEST DATA DOCUMENT: 14933-80017 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
TECHNICAL CHARACTERISTICS (FLIS)
INPUT CIRCUIT PATTERN13 INPUT
INCLOSURE MATERIALCERAMIC
BODY LENGTH0.840 INCHES MAXIMUM IN
INCLOSURE CONFIGURATIONDUAL-IN-LINE
MAXIMUM POWER DISSIPATION RATING209.0 MILLIWATTS
CASE OUTLINE SOURCE AND DESIGNATORD-2 MIL-M-38510
TIME RATING PER CHACTERISTIC52.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 52.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
TEST DATA DOCUMENT14933-80017 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
TERMINAL TYPE AND QUANTITY16 PRINTED CIRCUIT
TERMINAL SURFACE TREATMENTSOLDER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
U74LS166Interchangeable
interchangeable cross-reference
interchangeable
112-6838Interchangeable
interchangeable cross-reference
interchangeable
4014252-01Interchangeable
interchangeable cross-reference
interchangeable
142729-101Interchangeable
interchangeable cross-reference
interchangeable
SNJ54LS166JInterchangeable
interchangeable cross-reference
interchangeable
SN54LS166JInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 54LS166BEBJC?
54LS166BEBJC is a MICROCIRCUIT,DIGITAL.
What parts can replace 54LS166BEBJC?
There are 18 known substitutes for 54LS166BEBJC: U74LS166, 112-6838, 4014252-01 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 54LS166BEBJC?
54LS166BEBJC is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-111-7858. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026