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PartsTable / COMPONENT / ITT74121N
ITT74121N ✓ 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: 0.250 INCHES NOMINAL IN, body_height: 0.180 INCHES MAXIMUM IN, body_length: 0.770 INCHES MAXIMUM IN, features_provided: MONOLITHIC AND MONOSTABLE AND W/SCHMITT TRIGGER AND POSITIVE OUTPUTS, 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 (FLIS) under NSN 5962-01-149-2390, 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
ITT74121N
NSN: 5962-01-149-2390
FSC: 5962
CAGE: 15238 — ITT SEMICONDUCTORS A DIVISION OF INTERNATIONAL TELEPHONE AND TELEGRAPH CORP (USA)
SPECIFICATIONS
body_width0.250 INCHES NOMINAL IN
body_height0.180 INCHES MAXIMUM IN
body_length0.770 INCHES MAXIMUM IN
features_providedMONOLITHIC AND MONOSTABLE AND W/SCHMITT TRIGGER AND POSITIVE OUTPUTS
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_pattern3 INPUT
inclosure_configurationDUAL-IN-LINE
terminal_surface_treatmentSOLDER
terminal_type_and_quantity14 PRINTED CIRCUIT
NSN5962-01-149-2390
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN ITT74121N MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
•
BODY HEIGHT: 0.180 INCHES MAXIMUM IN
•
TIME RATING PER CHACTERISTIC: 70.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 80.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
•
VOLTAGE RATING AND TYPE PER CHARACTERISTIC: 5.5 VOLTS MAXIMUM POWER SOURCE
•
TERMINAL SURFACE TREATMENT: SOLDER
•
CASE OUTLINE SOURCE AND DESIGNATOR: TO-116 JOINT ELECTRON DEVICE ENGINEERING COUNCIL
•
BODY WIDTH: 0.250 INCHES NOMINAL IN
•
FEATURES PROVIDED: MONOLITHIC AND MONOSTABLE AND W/SCHMITT TRIGGER AND POSITIVE OUTPUTS
•
TERMINAL TYPE AND QUANTITY: 14 PRINTED CIRCUIT
TECHNICAL CHARACTERISTICS (FLIS)
BODY HEIGHT0.180 INCHES MAXIMUM IN
TIME RATING PER CHACTERISTIC70.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 80.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
VOLTAGE RATING AND TYPE PER CHARACTERISTIC5.5 VOLTS MAXIMUM POWER SOURCE
TERMINAL SURFACE TREATMENTSOLDER
CASE OUTLINE SOURCE AND DESIGNATORTO-116 JOINT ELECTRON DEVICE ENGINEERING COUNCIL
BODY WIDTH0.250 INCHES NOMINAL IN
FEATURES PROVIDEDMONOLITHIC AND MONOSTABLE AND W/SCHMITT TRIGGER AND POSITIVE OUTPUTS
TERMINAL TYPE AND QUANTITY14 PRINTED CIRCUIT
INCLOSURE CONFIGURATIONDUAL-IN-LINE
INCLOSURE MATERIALPLASTIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
19-031F00M00R00Interchangeable
interchangeable cross-reference
interchangeable
01-49018-76Interchangeable
interchangeable cross-reference
interchangeable
402381-4Interchangeable
interchangeable cross-reference
interchangeable
0301-7121Interchangeable
interchangeable cross-reference
interchangeable
Q67000-K13-F9Interchangeable
interchangeable cross-reference
interchangeable
883215Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ITT74121N?
ITT74121N is a MICROCIRCUIT,DIGITAL.
What parts can replace ITT74121N?
There are 13 known substitutes for ITT74121N: 19-031F00M00R00, 01-49018-76, 402381-4 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ITT74121N?
ITT74121N is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-149-2390. 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