X80140Q20I中文資料瑞薩數(shù)據(jù)手冊PDF規(guī)格書

Features

? Quad Voltage Monitor and Sequencing

- Four independent voltage monitors

- Four time delay circuits (in circuit programmable)

- Remote delay via SMBus

- Factory programmable voltage thresholds

- Sequence up to 5 power supplies.

? Fault Detection Register

- Remote diagnostics of voltage fail event.

? Debounced Manual Reset Input

? Manufacturing/Configuration Memory

- 2Kbits of EEPROM

- 400kHz SMBus interface

? Available Packages

- 20-lead Quad No-Lead Frame (QFN - 5x5mm)

Applications

? General Purpose Timers

? Long Time Delay Generation

? Cycle Timers / Waveform Generation

? ON/OFF Delay Timers

? Supply Sequencing for Distributed Power

? Programmable Delay Event Sequencing

? Multiple DC-DC ON/OFF Sequencing

? Voltage Window Monitoring with Reset

? ON/OFF Switches with Programmable Delay

? Voltage Supervisor with Programmable Output Delays

? Databus Power Sequencing

? 100 ms to 5 secs Selectable Delay Switches

? ATE or Data Acquisition Timing Applications

? Datapath/Memory Timing Applications

? Data Pipeline Timing Applications

? Batch Timer/Sequencers

? Adjustable Duty Cycle Applications