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UM82C8167A

UMC
Part Number UM82C8167A
Manufacturer UMC
Description Real-Time Clock
Published Jan 31, 2017
Detailed Description (l)UMC UM82C8167A Real Time Clock (RTC) Feature • Microprocessor compatible (8-bit data bus) • Milliseconds through mo...
Datasheet PDF File UM82C8167A PDF File

UM82C8167A
UM82C8167A

Overview
(l)UMC UM82C8167A Real Time Clock (RTC) Feature • Microprocessor compatible (8-bit data bus) • Milliseconds through month counters • 56 bits of RAM with comparator to compare the real time counter to the RAM data • 2 INTERRUPT OUTPUTS with 8 possible interrupt signals • Single +5V power supply • POWE R DOWN input that disables all inputs and outputs except for one of the interrupts • Status bit to indicate rollover during a read • 32,768 Hz crystal oscillator • Four-year calendar (no leap year) • 24-hour clock • 24 pin dual-in-line package General Description The UM82C8167A is a Si-gate CMOS LSI used as a real time clock in micro system.
This product includes an addressable real time cou...


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