Datasheet > 微控制器和处理器 > 计时器或实时时钟> M48T212Y-85MH1F

M48T212Y-85MH1F

更新时间： 2024-11-11 03:04:15

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		控制器
页数	文件大小	规格书
32页	619K
描述
5V/3.3V TIMEKEEPER CONTROLLER Supervisor

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中文翻译

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数据手册

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M48T212Y-85MH1F 数据手册

M48T212Y

M48T212V

5.0V or 3.3V TIMEKEEPER Supervisor

FEATURES SUMMARY

■

INTEGRATED REAL TIME CLOCK, POWER-

Figure 1. 44-pin SOIC Package

FAIL CONTROL CIRCUIT, BATTERY AND

CRYSTAL

■

CONVERTS LOW POWER SRAM INTO

NVRAMs

SNAPHAT (SH)

Crystal/Battery

■

YEAR 2000 COMPLIANT (4-Digit Year)

BATTERY LOW FLAG

MICROPROCESSOR POWER-ON RESET

PROGRAMMABLE ALARM OUTPUT

ACTIVE IN THE BATTERY BACKED-UP

MODE

■

WATCHDOG TIMER

AUTOMATIC POWER-FAIL CHIP

DESELECT AND WRITE PROTECTION

■

CHOICE OF WRITE PROTECT VOLTAGES

–

= Power-fail Deselect Voltage):

PFD

M48T212Y: V = 4.5 to 5.5V

4.2V ≤ V

≤ 4.5V

PFD

SOH44 (MH)

–

M48T212V: V = 3.0 to 3.6V

2.7V ≤ V

≤ 3.0V

PFD

■

PACKAGING INCLUDES A 44-LEAD SOIC

AND SNAPHAT TOP (to be ordered

separately)

April 2004

1/32

12 3 4 5 6 7...32

中文翻译

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