UC1543J883B Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock
The UC1543J883B is a military-grade supervisory circuit and voltage supervisor IC from Texas Instruments, qualified to MIL-PRF-38535 Class B (5962-8774001EA). It monitors system voltage, provides power-on reset, and watchdog functions in a 16-pin ceramic DIP package rated for -55°C to 125°C operation.
- Manufacturer
- Texas Instruments
- Package
- Ceramic Dual-In-Line Packages
- Pin Count
- 16
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- UC1543J883B 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 voltage supervisor qualified to MIL-PRF-38535 Class B for defense applications
- Power-on reset and watchdog timer functions for reliable system supervision
- Fixed threshold voltage monitoring without external components for simplified design
- 16-pin ceramic DIP hermetic package providing superior environmental protection
- Wide military temperature range of -55°C to 125°C for harsh operational environments
Applications
The UC1543J883B is designed for military and aerospace system supervision, providing power-on reset and voltage monitoring for mission-critical electronics in avionics, guided weapons, and defense communication equipment. Its military screening and hermetic ceramic package ensure long-term reliability in extreme temperature, vibration, and humidity conditions.
Specifications
| Pbfree Code | Yes |
| YTEOL | 4 |
| Adjustable Threshold | NO |
| Analog IC - Other Type | VOLTAGE SUPERVISOR/RESET IC |
| JESD-30 Code | R-GDIP-T16 |
| JESD-609 Code | e0 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | CERAMIC, GLASS-SEALED |
| Package Equivalence Code | DIP16,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| Screening Level | MIL-STD-883 Class B |
| Supply Current-Max (Isup) | 15mA |
| Supply Voltage-Max (Vsup) | 40V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 10V |
| 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 |
| Threshold Voltage-Nom | +2.5V |
| 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 military qualification does the UC1543J883B carry?
The UC1543J883B is qualified to MIL-PRF-38535 Class B, with the drawing number 5962-8774001EA, confirming it meets U.S. military reliability and environmental testing standards for use in defense electronics.
What functions does the UC1543J883B provide?
The UC1543J883B provides voltage supervisor and power-on reset functions with a watchdog timer, ensuring system microcontrollers and processors restart correctly after power interruptions or unexpected software lockup conditions.
What is the operating temperature range of the UC1543J883B?
The UC1543J883B operates from -55°C to 125°C, meeting military temperature grade requirements for use in avionics, space equipment, and ground-based military systems in extreme environments.
What package does the UC1543J883B use?
The UC1543J883B is housed in a 16-pin ceramic DIP package with glass-sealed hermetic construction, providing protection against moisture and contamination for long-term reliability in military applications.
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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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