参数资料
型号: M48T201Y-70MHTR
厂商: STMICROELECTRONICS
元件分类: 时钟/数据恢复及定时提取
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO44
封装: PLASTIC, SOIC-44
文件页数: 1/35页
文件大小: 688K
代理商: M48T201Y-70MHTR
1/33
September 2004
M48T201Y
M48T201V
5.0 or 3.3V TIMEKEEPER Supervisor
FEATURES SUMMARY
CONVERTS LOW POWER SRAM INTO
NVRAMs
YEAR 2000 COMPLIANT
BATTERY LOW FLAG
INTEGRATED REAL TIME CLOCK, POWER-
FAIL CONTROL CIRCUIT, BATTERY AND
CRYSTAL
WATCHDOG TIMER
CHOICE OF WRITE PROTECT VOLTAGES
(VPFD = Power-fail Deselect Voltage):
M48T201Y: VCC = 4.5 to 5.5V
4.1V
≤ VPFD ≤ 4.5V
M48T201V: VCC = 3.0 to 3.6V
2.7V
≤ VPFD ≤ 3.0V
MICROPROCESSOR POWER-ON RESET
(Valid even during battery back-up mode.)
PROGRAMMABLE ALARM OUTPUT
ACTIVE IN THE BATTERY BACKED-UP
MODE
PACKAGING INCLUDES A 44-LEAD SOIC
AND SNAPHAT TOP (to be ordered
separately)
SOIC PACKAGE PROVIDES DIRECT
CONNECTION FOR A SNAPHAT TOP
WHICH CONTAINS THE BATTERY AND
CRYSTAL
Figure 1. Package
SOH44 (MH)
44-pin SOIC
SNAPHAT (SH)
Crystal/Battery
44
1
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