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Partname: | MM58167BN |
Description: | Microprocessor Real Time Clock |
Manufacturer: | National Semiconductor |
Package: | MDIP |
Pins: | 24 |
Datasheet: | PDF (173K). Click here to download *) |
The MM58167B is a low threshold metal gate CMOS circuit that functions as a real time clock in bus oriented microprocessor systems The device includes an addressable real time counter 56 bits of RAM and two interrupt outputs A POWER DOWN input allows the chip to be disabled from the rest of the system for standby low power operation The time base is a 32 768 kHz crystal oscillator |
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Click here to download MM58167BN Datasheet*) |
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