Crystal Clock Osclilators

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Serial Timekeeper Chip

General Description The HT1380/HT1381 is a serial timekeeper IC which provides seconds, minutes, hours, day, date, month and year information. The number of days in each month and leap years are automatically adjusted. The HT1380/HT1381 is designed for low power consumption and can operate in t

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HOLTEK

合泰

HT1380

Features Operating voltage: 2.0V~5.5V Maximum input serial clock: 500kHz at VDD=2V, 2MHz at VDD=5V Operating current: less than 1A at 2V, less than 1.2A at 5V TTL compatible  VIH: 2.0V~VDD+0.3V at VDD=5V  VIL: 0.3V~+0.8V at VDD=5V Two data transmission modes: single-byte, or burst m

文件：155.42 Kbytes 页数：13 Pages

SYC

Serial Timekeeper Chip

General Description The HT1380A/HT1381A is a serial timekeeper IC which provides seconds, minutes, hours, day, date, month and year information. The number of days in each month and leap years are automatically adjusted. The HT1380A/HT1381A is designed for low power consumption and can operate

文件：1.90333 Mbytes 页数：14 Pages

HOLTEK

合泰