ASM1232LP中文资料5V µP Power Supply Monitor and Reset Circuit数据手册ONSEMI规格书

描述 Description

General Description
The ASM1232LP/LPS is a fully integrated microprocessor supervisor. It can halt and restart a “hung-up” microprocessor, restart a microprocessor after a power failure. It has a watchdog timer and external reset override.Key

特性 Features

• 5V supply monitor
• Selectable watchdog period
• Debounce manual push-button reset input
• Precision temperature-compensated voltage reference and comparator.
• Power-up, power-down and brown out detection
• 250ms minimum reset time
• Active LOW open drain reset output and active HIGH push-pull output
• Selectable trip point tolerance: 5% or 10%
• Low-cost surface mount packages: 8-pin/16-pin SO, 8-pin DIP and 8-pin Micro SO packages
• Wide operating temperature -40°C to +85°C (N suffixed devices)

Applications
• Microprocessor Systems
• Computers
• Controllers
• Portable Equipment
• Intelligent Instuments
• Automotive Systems