PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

221G3110Microcircuit,digital

Herley Chicago Dba Stewart Warner Electronics · NSN 5962-00-147-4497 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-00-147-4497 — this item is cataloged by the U.S. Government under National Stock Number 5962-00-147-4497. Primary manufacturer part number: 221G3110.
Features
  • Microcircuit,digital — FSC 5962
  • Features Provided: HERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND MEDIUM POWER AND MEDIUM SPEED
  • Terminal Surface Treatment: SOLDER
  • Voltage Rating and Type Per Characteristic: 5.5 VOLTS MAXIMUM POWER SOURCE
  • Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC
  • Design Function and Quantity: 1 MULTIVIBRATOR, MONOSTABLE
  • Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC
  • Maximum Power Dissipation Rating: 220.0 MILLIWATTS
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-00-147-4497, 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 Herley Chicago Dba Stewart Warner Electronics. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-00-147-4497
Primary Part Number221G3110
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerHerley Chicago Dba Stewart Warner Electronics
StatusACTIVE
Features ProvidedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND MEDIUM POWER AND MEDIUM SPEED
Terminal Surface TreatmentSOLDER
Voltage Rating and Type Per Characteristic5.5 VOLTS MAXIMUM POWER SOURCE
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Design Function and Quantity1 MULTIVIBRATOR, MONOSTABLE
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Maximum Power Dissipation Rating220.0 MILLIWATTS
Body Height0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
Terminal Type and Quantity14 PRINTED CIRCUIT
Inclosure MaterialCERAMIC AND GLASS
Inclosure ConfigurationDUAL-IN-LINE
Time Rating Per Chacteristic93.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 108.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
Body Width0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
Body Length0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
Case Outline Source and DesignatorT0-116 JOINT ELECTRON DEVICE ENGINEERING COUNCIL
Test Data Document98738-221G3110 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)
Input Circuit Pattern3 INPUT
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5962-00-148-4151911467-5 INTERCHANGEABLE
Microcircuit,digital
Bae Systems Information and Electronic Systems Integration Inc.
5962-00-184-5765536911-2 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Dba Raytheon
5962-00-510-9235SN54121J INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
5962-00-758-7506SN54121J INTERCHANGEABLE
Microcircuit,digital
National Semiconductor Corporation
5962-00-875-2986513032-1 INTERCHANGEABLE
Microcircuit Assembly
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5930-00-954-5864 INTERCHANGEABLE
Switch,push
5962-01-015-9399402670-15 INTERCHANGEABLE
Microcircuit,digital
Aimtron Systems, Llc
5315-01-070-21765412-1 INTERCHANGEABLE
Pin,straight,headless
Pdi Ground Support Systems, Inc.
5962-01-079-7738118652-202 INTERCHANGEABLE
Microcircuit,digital
L3harris Technologies, Inc.
4820-01-105-568854121 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
SN54121J Texas Instruments Incorporated (USA)
221G3110 Texas Instruments Incorporated (USA)
54121 Aimtron Systems, Llc (USA)
221G3110 PRIMARY Herley Chicago Dba Stewart Warner Electronics (USA)
Related Parts
5962-00-148-4151INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
911467-5
5962-00-184-5765INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
536911-2
5962-00-510-9235INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SN54121J
5962-00-758-7506INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SN54121J
5962-00-875-2986INTERCHANGEABLE
MICROCIRCUIT ASSEMBLY
513032-1
5930-00-954-5864INTERCHANGEABLE
SWITCH,PUSH
5962-01-015-9399INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
402670-15
5315-01-070-2176INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5412-1
5962-01-079-7738INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
118652-202
4820-01-105-5688INTERCHANGEABLE
DISK,VALVE
54121
5962-01-262-7135INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
1095-01-623-9979INTERCHANGEABLE
HOLSTER,PISTOL
5412-1

Frequently Asked Questions

What is NSN 5962-00-147-4497?

NSN 5962-00-147-4497 is a Microcircuit,digital, manufactured by Herley Chicago Dba Stewart Warner Electronics, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-00-147-4497?

NSN 5962-00-147-4497 has 4 cross-referenced part numbers: SN54121J (Texas Instruments Incorporated), 221G3110 (Texas Instruments Incorporated), 54121 (Aimtron Systems, Llc), 221G3110 (Herley Chicago Dba Stewart Warner Electronics).

What NSN replaces 5962-00-147-4497?

There are 12 known substitutes for 5962-00-147-4497: 5962-00-148-4151, 5962-00-184-5765, 5962-00-510-9235 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 221G3110?

Key specifications for 221G3110: Features Provided: HERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND MEDIUM POWER AND MEDIUM SPEED; Terminal Surface Treatment: SOLDER; Voltage Rating and Type Per Characteristic: 5.5 VOLTS MAXIMUM POWER SOURCE; Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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