ASM802LAEPA ALSC [Alliance Semiconductor Corporation], ASM802LAEPA Datasheet
ASM802LAEPA
Related parts for ASM802LAEPA
ASM802LAEPA Summary of contents
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October 2003 rev 1.0 µP Power Supply Supervisor With Battery Backup Switch General Description The AS690A / AS692A / AS802L / AS802M / AS805L offers complete single chip solutions for power supply monitoring and control battery functions in microprocessor systems. ...
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October 2003 rev 1.0 Pin Configuration Pin Description Pin Number ASM690A / Name ASM692A ASM805L ASM802L / ASM802M RESET - 7 RESET µP ...
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October 2003 rev 1.0 Detailed Description It is important to initialize a microprocessor to a known state in response to specific events that could create code execution errors and “lock-up”. The reset output of these supervisory circuits send a reset ...
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October 2003 rev 1.0 Watchdog Input As discussed in the Reset section, the Watchdog input is used to monitor microprocessor activity. It can be used to insure that the microprocessor continually responsive state by requiring that the ...
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October 2003 rev 1.0 Backup Power Sources - Batteries Battery voltage selection is important to insure that the battery does not discharge through the parasitic device diode D1 (see Figure 3) when V is less than ...
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October 2003 rev 1.0 Operation without a Backup Power Source When operating without a back-up power source, the V pin should be connected to GND and V connected since power source switchover will not CC occur. Connecting ...
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October 2003 rev 1.0 Monitoring Capabilities Of The Power-fail Input: Although designed for power supply failure monitoring, the PFI pin can be used for monitoring any voltage condition that can be scaled by means of a resistive divider. An example ...
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October 2003 rev 1.0 Absolute Maximum Ratings Parameter Pin Terminal Voltage with Respect to Ground BATT All other inputs * Input Current Input Current at V BATT Input Current at GND Output Current V ...
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October 2003 rev 1.0 Electrical Characteristics: Unless other wise noted 4.75V to 5.5V for the ASM690A / ASM802L / ASM805L and 2.8V; and BATT A MIN MAX Parameter ...
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October 2003 rev 1.0 Parameter Symbol Reset Threshold Hysteresis t Reset Pulse Width RS I SOURCE I SINK ASM69_AC, ASM802_C SINK ASM69_AE, ASM802_E, V Reset Output Volt- I age SINK ASM805LC, I ASM805LE, I ASM805L, I ASM805L, I ...
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October 2003 rev 1.0 Plastic DIP (8-Pin) CerDIP (8-Pin) SO (8-Pin) µP Power Supply Supervisor With Battery Backup Switch Notice: The information in this document is subject to change without notice ASM690A / 692A ASM802L / 802M Package Information Inches ...
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... ASM690ACSA 4.5 TO 4.75 ASM690AC/D 4.5 TO 4.75 ASM690AEPA ASM690AESA 4.5 TO 4.75 ASM690AMJA 4.5 TO 4.75 ASM692A ASM692ACPA 4.25 TO 4.50 ASM692ACSA 4.25 TO 4.50 ASM692AC/D 4.25 TO 4.50 ASM692AEPA 4.25 TO 4.50 ASM692AESA 4.25 TO 4.50 ASM692AMJA 4.25 TO 4.50 ASM802L ASM802LCPA 4.5 TO 4.75 ASM802LCSA 4.5 TO 4.75 ASM802LAEPA 4.5 TO 4.75 ASM802LESA 4.5 TO 4.75 ASM802M ASM802MCPA 4.25 TO 4.50 ASM802MCSA 4.25 TO 4.50 ASM802MEPA 4.25 TO 4.50 ASM802MESA 4.25 TO 4.50 ASM805L ASM805LCPA 4.5 TO 4.75 ASM805LCSA 4.5 TO 4.75 ASM805LC/D 4.5 TO 4.75 ASM805LEPA 4.5 TO 4.75 ASM805LESA 4.5 TO 4.75 ASM805LMJA 4.5 TO 4.75 µP Power Supply Supervisor With Battery Backup Switch Notice: The information in this document is subject to change without notice ...
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October 2003 rev 1.0 Alliance Semiconductor Corporation 2575, Augustine Drive, Santa Clara, CA 95054 Tel: 408 - 855 - 4900 Fax: 408 - 855 - 4999 www.alsc.com © Copyright 2003 Alliance Semiconductor Corporation. All rights reserved. Our three-point logo, our ...