SNJ54ABT125J Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock
The SNJ54ABT125J is a military-grade quad bus buffer and line driver IC from Texas Instruments featuring 4 non-inverting channels with 3-state output control and ABT BiCMOS technology. It offers active-low enable control, 50 pF load capacitance, and typical output low voltage under 1V at 5V supply. Available in 14-pin ceramic DIP package for demanding high-reliability applications.
- Manufacturer
- Texas Instruments
- Package
- Ceramic Dual-In-Line Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- SNJ54ABT125J Datasheet PDF
- Category
- Integrated Circuit
- 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 54-series qualification in ceramic DIP package for maximum reliability in harsh environments
- 3-state output control with active-low enable supports bus-sharing and multiplexed data line applications
- ABT BiCMOS technology combines bipolar speed with CMOS low-power design for high-performance bus driving
- Unidirectional 4-channel non-inverting configuration with typical V_OL below 1V at 5V VCC for clean logic levels
Applications
The SNJ54ABT125J is used in military, aerospace, and high-reliability industrial electronics for bus driving and buffering in harsh environments where ceramic packaging is required. Its 3-state outputs and quad non-inverting buffer configuration make it ideal for memory bus interfaces, data multiplexing, and backplane driving in rugged computing systems. It is also deployed in avionics, defense electronics, and space systems where the 54-series qualification guarantees operation across extreme temperature ranges.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | TYP VOLP < 1V @ VCC = 5V, TA = 25 DEG C |
| Control Type | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL |
| Family | ABT |
| JESD-30 Code | R-GDIP-T14 |
| JESD-609 Code | e0 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | BUS DRIVER |
| Max I(ol) | 0.064A |
| Number of Bits | 1 |
| Number of Functions | 4 |
| Number of Ports | 2 |
| Output Characteristics | 3-STATE |
| Output Polarity | TRUE |
| 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) | 0.25mA |
| Prop. Delay@Nom-Sup | 6.2ns |
| Propagation Delay (tpd) | 6.2ns |
| Qualification Status | Not Qualified |
| 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 | BICMOS |
| 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
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the difference between the SNJ54ABT125J and commercial 74ABT125 devices?
The SNJ54ABT125J is a military-qualified 54-series version of the 74ABT125, designed to operate across a wider temperature range and packaged in a ceramic DIP for maximum reliability. While the 74ABT125 targets commercial applications, the SNJ54ABT125J meets military screening requirements and is suitable for aerospace, defense, and high-reliability industrial systems requiring enhanced environmental tolerance.
What are the key electrical specifications of the SNJ54ABT125J?
The SNJ54ABT125J features 4 non-inverting bus buffer channels with active-low (Enable Low) 3-state output control, a load capacitance rating of 50 pF, and a typical output low voltage (V_OLP) of less than 1V at VCC = 5V and TA = 25°C. It operates using ABT BiCMOS logic technology in a 14-pin ceramic DIP package.
What package does the SNJ54ABT125J use?
The SNJ54ABT125J comes in a 14-pin ceramic dual in-line package (CDIP), identified by JESD-30 code R-GDIP-T14. The ceramic package provides superior hermeticity and thermal stability compared to plastic packages, making it the preferred choice for military and aerospace applications. Note that this device carries JESD-609 code e0, reflecting its legacy military-grade construction.
What applications use the SNJ54ABT125J bus driver?
The SNJ54ABT125J is used in military avionics, defense computing platforms, satellite systems, and ruggedized industrial equipment requiring 3-state bus buffering. Its non-inverting quad configuration is ideal for memory bus interfaces, I/O expansion, data line isolation, and backplane bus driving in systems where ABT BiCMOS speed and ceramic packaging are required for reliability and long operational life.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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