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Technical Data Sheet

N74LS251B — Technical Data Sheet

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WHAT YOU NEED TO KNOW
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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: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, body_height: 0.180 INCHES MAXIMUM IN, body_length: 0.870 INCHES MAXIMUM IN, features_provided: 3-STATE OUTPUT, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC, inclosure_material: PLASTIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5962-01-149-2383, 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
N74LS251B
NSN: 5962-01-149-2383
FSC: 5962
CAGE: 18324 — PHILIPS SEMICONDUCTORS INC (USA)
SPECIFICATIONS
body_width0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
body_height0.180 INCHES MAXIMUM IN
body_length0.870 INCHES MAXIMUM IN
features_provided3-STATE OUTPUT
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_pattern12 INPUT
inclosure_configurationDUAL-IN-LINE
terminal_surface_treatmentSOLDER
design_function_and_quantity1 SELECTOR, DATA, MULTIPLEXER
NSN5962-01-149-2383
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN N74LS251B MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
•
BODY WIDTH: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
FEATURES PROVIDED: 3-STATE OUTPUT
•
TERMINAL SURFACE TREATMENT: SOLDER
•
INCLOSURE CONFIGURATION: DUAL-IN-LINE
•
BODY HEIGHT: 0.180 INCHES MAXIMUM IN
•
VOLTAGE RATING AND TYPE PER CHARACTERISTIC: 7.0 VOLTS MAXIMUM POWER SOURCE
•
DESIGN FUNCTION AND QUANTITY: 1 SELECTOR, DATA, MULTIPLEXER
•
STORAGE TEMP RANGE: -65.0 TO 150.0 CELSIUS DEGC
TECHNICAL CHARACTERISTICS
BODY WIDTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
FEATURES PROVIDED3-STATE OUTPUT
TERMINAL SURFACE TREATMENTSOLDER
INCLOSURE CONFIGURATIONDUAL-IN-LINE
BODY HEIGHT0.180 INCHES MAXIMUM IN
VOLTAGE RATING AND TYPE PER CHARACTERISTIC7.0 VOLTS MAXIMUM POWER SOURCE
DESIGN FUNCTION AND QUANTITY1 SELECTOR, DATA, MULTIPLEXER
STORAGE TEMP RANGE-65.0 TO 150.0 CELSIUS DEGC
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
OUTPUT LOGIC FORMTRANSISTOR-TRANSISTOR LOGIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
SNC54LS251J-00InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
57150-0099-00InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
DM74LS251NInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
74LS251JInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
DM74LS251J/883CInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
99000361-001InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N74LS251B?
N74LS251B is a MICROCIRCUIT,DIGITAL.
What parts can replace N74LS251B?
There are 11 known substitutes for N74LS251B: SNC54LS251J-00, 57150-0099-00, DM74LS251N and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N74LS251B?
N74LS251B is cataloged in the Federal Logistics Information System under NSN 5962-01-149-2383. This indicates validated use in U.S. government and defense supply chains.
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