SNJ54LVC157AJ Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock
Texas Instruments SNJ54LVC157AJ is a quad 2-to-1 multiplexer in the LVC logic family with 16-pin ceramic DIP package. Features 50 pF load capacitance rating and 24 mA output drive for military-grade applications.
- Manufacturer
- Texas Instruments
- Package
- Ceramic Dual-In-Line Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- SNJ54LVC157AJ 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
What are the key features of SNJ54LVC157AJ?
- Quad 2-to-1 multiplexer supporting high-speed LVC/LCX logic family operation
- Military-grade ceramic 16-pin DIP package rated for extended temperature ranges
- 24 mA output sink current (I(ol)) for driving standard TTL and CMOS loads
- 50 pF specified load capacitance ensures consistent switching performance
- Available with YTEOL 15-year end-of-life notice for long-lifecycle defense programs
What is SNJ54LVC157AJ used for?
The SNJ54LVC157AJ is used in military and aerospace digital systems where reliable data selection and bus multiplexing are required under harsh environmental conditions. Its ceramic DIP packaging and LVC logic family membership make it appropriate for radiation-tolerant designs, avionics signal routing, and rugged embedded controllers. The long YTEOL designation supports procurement planning for defense programs with extended production timelines.
What are the specifications of SNJ54LVC157AJ?
| Pbfree Code | Yes |
| Date Of Intro | 1993-04-01 |
| YTEOL | 15 |
| Additional Feature | LG_MAX |
| Family | LVC/LCX/Z |
| JESD-30 Code | R-GDIP-T16 |
| JESD-609 Code | e0 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | MULTIPLEXER |
| Max I(ol) | 0.024A |
| Number of Bits | 2 |
| Number of Functions | 4 |
| Number of Inputs | 2 |
| Number of Outputs | 1 |
| Output Polarity | TRUE |
| Package Body Material | CERAMIC, GLASS-SEALED |
| Package Equivalence Code | DIP16,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Power Supply Current-Max (ICC) | 0.01mA |
| Prop. Delay@Nom-Sup | 5.4ns |
| Propagation Delay (tpd) | 6.2ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 3.6V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | NO |
| Technology | CMOS |
| 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 |
Where can I find the SNJ54LVC157AJ datasheet?
SNJ54LVC157AJ Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for SNJ54LVC157AJ?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What output drive capability does the SNJ54LVC157AJ provide for bus driving?
The SNJ54LVC157AJ provides a maximum output low current (I(ol)) of 24 mA, which is sufficient to drive standard TTL and CMOS logic loads on a shared bus. Combined with a 50 pF specified load capacitance, it maintains reliable switching performance in multi-device bus architectures common in military embedded systems.
Why is the ceramic DIP package of SNJ54LVC157AJ preferred in aerospace applications?
Ceramic Dual-In-Line packages offer hermetic sealing, far superior moisture resistance compared to plastic packages, and stable operation across temperature extremes from -55°C to +125°C. For avionics and satellite subsystems, the SNJ54LVC157AJ ceramic DIP construction provides long-term reliability that plastic SOIC equivalents cannot match under thermal cycling and humidity stress.
How does the LVC family classification affect SNJ54LVC157AJ compatibility with 3.3V systems?
As an LVC (Low-Voltage CMOS) family device, the SNJ54LVC157AJ is designed for 3.3 V supply operation while remaining 5 V input-tolerant, enabling direct interfacing with both 5 V TTL legacy systems and modern 3.3 V microcontrollers without level-translation buffers. This bidirectional voltage compatibility simplifies mixed-voltage designs in defense electronics.
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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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