clock, crystal, power-fail control circuit and lithium energy source clock registers are accessed identically to the static RAM; these regis...calendar (RTC) with a RTC alarm, watchdog timer, power-on reset, battery monitor, and 512k x 8 non-v...
clock WITH INTERNAL RAM
RP/RF5C01A
NO. EK-086-9804
OUTLINE
The RP/RF5C01A are real-time clocks for microcomputers that can be conn...calendar counters, alarm functions, and 26 4bits RAM which can be backed up by batteries. They can ...
clock ICs
RS5C316A/B
APPLICATION MANUAL
ELECTRONIC DEVICES DIVISION
NO.EA-035-9908
NOTICE
1. The products and the product sp...calendar data to the CPU. The RS5C316A/B can generate various periodic interrupt clock pulses lastin...
clock ICs
RS5C317A/B
APPLICATION MANUAL
ELECTRONIC DEVICES DIVISION
NO.EA-036-9908
NOTICE
1. The products and the product sp...calendar data to the CPU. The RS5C317A/B can generate various periodic interrupt clock pulses lastin...
Description
ULTRA-COMPACT HIGH PERFORMANCE SERIAL REAL-TIME clock ICs
clock with NV RAM Control
FEATURES
Incorporates industry standard DS1287 PC clock plus enhanced features:
PIN ASSIGNMENT
VBAUX X1 X2...calendar chip with the features described above. An external crystal and battery are the only compon...
Description
3 Volt/5 Volt Serialized Real Time clock with NV RAM Control
clock plus RAM with Serial Interface
CMOS
The MC68HC68T1 HCMOS clock/RAM peripheral contains a real-time clock/calendar, a 32 x 8 static RAM, and a synchronous, serial, three-wire interface for communication with a microcontroller or proc...