SNJ54F27J Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock
The SNJ54F27J is a military-grade triple 3-input NOR gate IC in a 14-pin ceramic DIP package, belonging to the high-speed FAST (F) bipolar logic family. Operating at 5V with 50pF load capacitance and three independent NOR gates, it delivers fast TTL-compatible logic for combinational circuits in avionics, radar, and defense electronic systems requiring high-reliability components.
- Manufacturer
- Texas Instruments
- Package
- Ceramic Dual-In-Line Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- SNJ54F27J Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $15.6778(MOQ 1)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Military-grade ceramic CDIP package for harsh environment operation
- FAST (F) bipolar logic family providing high-speed NOR gate operation
- Three independent 3-input NOR gates for flexible combinational logic
- 5V TTL-compatible supply and signal levels for standard digital integration
- 50pF load capacitance rating for driving standard logic loads
- SNJ54 qualified for -55°C to 125°C military temperature range
Applications
The SNJ54F27J is used in military and aerospace combinational logic circuits where high-speed NOR operations are required for functions such as address decoding, signal enable gating, and boolean logic synthesis in radar digital signal processors, missile guidance computers, and secure communications electronics. Its military qualification ensures reliable performance in environments subject to extreme temperatures, mechanical shock, and vibration.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Family | F/FAST |
| JESD-30 Code | R-GDIP-T14 |
| JESD-609 Code | e0 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | NOR GATE |
| Max I(ol) | 0.001A |
| Number of Functions | 3 |
| Number of Inputs | 3 |
| Package Body Material | CERAMIC, GLASS-SEALED |
| Package Equivalence Code | DIP14,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power Supply Current-Max (ICC) | 12mA |
| Prop. Delay@Nom-Sup | 6ns |
| Propagation Delay (tpd) | 5.5ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | NO |
| Screening Level | MIL-PRF-38535 |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | NO |
| Technology | TTL |
| Temperature Grade | MILITARY |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Ceramic Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SNJ54F27J:
Frequently Asked Questions
What logic family does the SNJ54F27J belong to?
The SNJ54F27J belongs to the FAST (F) bipolar TTL logic family, known for high propagation speed and strong output drive capability. The SNJ54 prefix indicates military qualification, meaning the device is screened and tested to meet stringent MIL-PRF-38535 requirements for high-reliability applications in defense and aerospace systems.
How many NOR gates are in the SNJ54F27J and what are the input configurations?
The SNJ54F27J contains three independent 3-input NOR gates, each capable of performing logical NOR operations on three separate inputs simultaneously. The three gates are contained in a single 14-pin ceramic DIP package, providing maximum logic density in space-constrained military circuit board designs.
What package is the SNJ54F27J available in?
The SNJ54F27J is packaged in a 14-pin ceramic dual-in-line package (CDIP), which provides hermetic sealing against moisture and corrosive atmospheres. The ceramic construction withstands the extreme temperature range from -55°C to 125°C required by military standards, and resists mechanical stress better than plastic alternatives.
What are typical applications for the SNJ54F27J?
Typical applications include combinational logic synthesis, address decoding, output enable gating, and signal inhibit functions in military avionics computers, radar processing boards, missile electronics, and ground vehicle control systems where three-input NOR logic must perform reliably under extreme environmental conditions.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $22.0469 | $22.05 |
| 56+ | $17.1476 | $960.27 |
| 118+ | $15.6778 | $1849.98 |
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