General Description
The TCM809 and TCM810 are cost-effective system supervisor circuits
designed to monitor VDD in digital systems and provide a reset
signal to the host processor, when necessary. No external
components are required.
Features
• Precision VDD Monitor for 2.5V, 3.0V, 3.3V, 5.0V Nominal System
Voltage Supplies
• 140 msec Minimum RESET Time Out Period
• RESET Output to VDD = 1.0V (TCM809)
• Low Supply Current, 9 µA (typ.)
• VDD Transient Immunity
• Small 3-Pin SC-70 and SOT-23B Packages
• No External Components
• Push-Pull RESET Output
• Temperature Range:
- Industrial, SC-70 (E): -40°C to +85°C
- Extended, SOT-23, SC-70 (V): -40°C to +125°C
Applications
• Computers
• Embedded Systems
• Battery-Powered Equipment
• Critical Microcontroller Power Supply Monitoring
• Automotive
