SNJ54ALS09J Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock
The SNJ54ALS09J is a quad 2-input AND gate from Texas Instruments, part of the Advanced Low-power Schottky (ALS) TTL logic family. It integrates four independent AND gates in a 14-pin ceramic DIP package, offering low power consumption with propagation delays under 11 ns. Designed for military-grade reliability, it operates from -55°C to +125°C and is suitable for signal gating, logic control, and high-reliability embedded systems.
- Manufacturer
- Texas Instruments
- Package
- Ceramic Dual-In-Line Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- SNJ54ALS09J Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Non-compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Quad 2-input AND gate with four independent logic functions in a single 14-pin ceramic DIP package
- Advanced Low-power Schottky (ALS) TTL technology: typical propagation delay of 10 ns at 5 V supply
- Military-grade temperature range: -55°C to +125°C for harsh environment operation
- Low supply current: 3.2 mA typical quiescent current per gate, enabling power-efficient designs
- Open-collector outputs support wired-AND configurations and direct LED/lamp driving up to 8 mA
- JESD-609 e0 ceramic package ensures long-term reliability in aerospace and defense applications
Applications
The SNJ54ALS09J is widely used in military, aerospace, and high-reliability industrial systems that require robust TTL logic under extreme temperature conditions. Typical applications include address decoding in ruggedized computing boards, signal gating in avionics data buses, and combinational logic control in defense electronics. Its open-collector outputs also make it suitable for bus arbitration and wired-AND functions in multi-master communication interfaces.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Family | ALS |
| JESD-30 Code | R-GDIP-T14 |
| JESD-609 Code | e0 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | AND GATE |
| Max I(ol) | 0.008A |
| Number of Functions | 4 |
| Number of Inputs | 2 |
| Output Characteristics | OPEN-COLLECTOR |
| 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) | 4mA |
| Prop. Delay@Nom-Sup | 69ns |
| Propagation Delay (tpd) | 23ns |
| 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 | Non-compliant |
| Lead-Free | No |
| Moisture Sensitivity Level | MSL MSL1 |
| 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 logic function does the SNJ54ALS09J perform?
The SNJ54ALS09J implements four independent 2-input AND gate functions with open-collector outputs, all in a 14-pin ceramic DIP package. Each gate performs a Boolean AND operation, outputting logic high only when both inputs are high. Open-collector outputs allow wired-AND connections and direct driving of loads up to 8 mA per output.
What are typical applications for the SNJ54ALS09J?
The SNJ54ALS09J is widely used in military avionics, spacecraft electronics, and ruggedized industrial control systems. Common applications include address decoding in embedded computing, bus arbitration in multi-master interfaces, signal gating in data acquisition systems, and combinational logic in defense-grade programmable controllers that must operate reliably from -55°C to +125°C.
What is the operating temperature range of the SNJ54ALS09J?
The SNJ54ALS09J is a military-grade device rated for operation from -55°C to +125°C. This wide temperature range, combined with its hermetic ceramic DIP package, makes it suitable for aerospace, defense, and harsh industrial environments where commercial or industrial-grade components would fail under extreme thermal stress.
Can the SNJ54ALS09J be used as a drop-in replacement for the SN74ALS09?
Yes, the SNJ54ALS09J is functionally pin-compatible with the SN74ALS09 commercial variant, sharing the same quad 2-input open-collector AND gate architecture. The SNJ54 prefix denotes military-qualified screening. The key differences are the wider temperature range (-55°C to +125°C vs 0°C to 70°C) and hermetic ceramic package, so the SNJ54ALS09J is a more robust superset of the commercial device.
What package type does the SNJ54ALS09J come in and how many pins does it have?
The SNJ54ALS09J is packaged in a 14-pin ceramic dual-in-line package (CDIP), designated by the J suffix. The ceramic construction provides hermetic sealing, essential for military and aerospace standards such as MIL-STD-883. With 0.6-inch row spacing and standard 0.1-inch pin pitch, it fits standard 14-pin DIP sockets used in through-hole PCB designs.
Where can I purchase the SNJ54ALS09J and what is its availability?
The SNJ54ALS09J is available through Texas Instruments authorized distributors including Digi-Key, Mouser Electronics, and Arrow Electronics. As a military-grade component, lead times may be longer than commercial equivalents and minimum order quantities may apply. Buyers should verify export control (EAR/ITAR) requirements before ordering, as this device may have restrictions for certain international destinations.
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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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