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LM75451 ✓ 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: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN, body_height: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN, body_length: 0.400 INCHES MAXIMUM IN, overall_height: 0.275 INCHES NOMINAL IN, features_provided: HIGH SPEED AND W/RESISTOR AND 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 5962-01-046-4302, 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
LM75451
NSN: 5962-01-046-4302
FSC: 5962
CAGE: 27014 — NATIONAL SEMICONDUCTOR CORPORATION (USA)
SPECIFICATIONS
body_width0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
body_height0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
body_length0.400 INCHES MAXIMUM IN
overall_height0.275 INCHES NOMINAL IN
features_providedHIGH SPEED AND W/RESISTOR AND MONOLITHIC
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialPLASTIC
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range+0.0 TO 70.0 CELSIUS DEGC
input_circuit_pattern4 INPUT
inclosure_configurationDUAL-IN-LINE
terminal_surface_treatmentSOLDER
NSN5962-01-046-4302
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN LM75451 MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
•
INCLOSURE CONFIGURATION: DUAL-IN-LINE
•
OUTPUT LOGIC FORM: TRANSISTOR-TRANSISTOR LOGIC
•
BODY LENGTH: 0.400 INCHES MAXIMUM IN
•
DESIGN FUNCTION AND QUANTITY: 2 DRIVER, PERIPHERAL
•
MAXIMUM POWER DISSIPATION RATING: 800.0 MILLIWATTS
•
TIME RATING PER CHACTERISTIC: 25.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 25.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
•
INPUT CIRCUIT PATTERN: 4 INPUT
•
SPECIFICATION/STANDARD DATA: 18876-10668015 MANUFACTURERS SOURCE CONTROL
TECHNICAL CHARACTERISTICS (FLIS)
INCLOSURE CONFIGURATIONDUAL-IN-LINE
OUTPUT LOGIC FORMTRANSISTOR-TRANSISTOR LOGIC
BODY LENGTH0.400 INCHES MAXIMUM IN
DESIGN FUNCTION AND QUANTITY2 DRIVER, PERIPHERAL
MAXIMUM POWER DISSIPATION RATING800.0 MILLIWATTS
TIME RATING PER CHACTERISTIC25.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 25.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
INPUT CIRCUIT PATTERN4 INPUT
SPECIFICATION/STANDARD DATA18876-10668015 MANUFACTURERS SOURCE CONTROL
STORAGE TEMP RANGE-65.0 TO 150.0 CELSIUS DEGC
TERMINAL SURFACE TREATMENTSOLDER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
170-068Interchangeable
interchangeable cross-reference
interchangeable
SN55451BJPInterchangeable
interchangeable cross-reference
interchangeable
SN75451AP00Interchangeable
interchangeable cross-reference
interchangeable
10668015Interchangeable
Same NIIN cross-reference
interchangeable
DS75451NInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LM75451?
LM75451 is a MICROCIRCUIT,DIGITAL.
What parts can replace LM75451?
There are 5 known substitutes for LM75451: 170-068, SN55451BJP, SN75451AP00 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LM75451?
LM75451 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-046-4302. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026