M48T248Y-85PM1

更新时间： 2024-11-10 22:10:11

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		计时器或实时时钟微控制器和处理器外围集成电路静态存储器光电二极管双倍数据速率
页数	文件大小	规格书
24页	289K
描述
5.0 or 3.3V, 1024K TIMEKEEPER SRAM with PHANTOM

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M48T248Y-85PM1 技术参数

M48T248Y

M48T248V

5.0 or 3.3V, 1024K TIMEKEEPER SRAM with PHANTOM

FEATURES SUMMARY

■ 5.0V OR 3.3V OPERATING VOLTAGE

Figure 1. 32-pin, DIP Package

■ REAL TIME CLOCK KEEPS TRACK OF

TENTHS/HUNDREDTHS OF SECONDS,

SECONDS, MINUTES, HOURS, DAYS, DATE

OF THE MONTH, MONTHS, and YEARS

■ AUTOMATIC LEAP YEAR CORRECTION

VALID UP TO THE YEAR 2100

■ AUTOMATIC SWITCH-OVER and DESELECT

CIRCUITRY

■ CHOICE OF POWER-FAIL DESELECT

VOLTAGES:

= Power-fail Deselect Voltage):

PFD

PMDIP32 (PM)

– M48T248Y: 4.25V ≤ V_PFD≤ 4.50V

– M48T248V: 2.80V ≤ V_PFD≤ 2.97V

■ FULL 10% V

OPERATING RANGE

■ OVER 10 YEARS’ DATA RETENTION IN THE

ABSENCE OF POWER

■ WATCH FUNCTION IS TRANSPARENT TO

RAM OPERATION

■ 128K x 8 NV SRAM DIRECTLY REPLACES

VOLATILE STATIC RAM OR EEPROM

March 2003

1/24

Rev. 2.0

12 3 4 5 6 7...24

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型号	品牌	获取价格	描述	数据表
M48T248Y-85PM1TR	STMICROELECTRONICS	获取价格	5.0 or 3.3V, 1024K TIMEKEEPER SRAM with PHANTOM
M48T248YPM	STMICROELECTRONICS	获取价格	5.0 or 3.3V, 1024K TIMEKEEPER SRAM with PHANTOM
M48T251V	STMICROELECTRONICS	获取价格	5.0 or 3.3V, 4096K TIMEKEEPER SRAM with PHANTOM
M48T251V-70PM1	STMICROELECTRONICS	获取价格	5.0 or 3.3V, 4096K TIMEKEEPER SRAM with PHANTOM
M48T251V-70PM1TR	STMICROELECTRONICS	获取价格	5.0 or 3.3V, 4096K TIMEKEEPER SRAM with PHANTOM
M48T251V-85PM1	STMICROELECTRONICS	获取价格	5.0 or 3.3V, 4096K TIMEKEEPER SRAM with PHANTOM
M48T251V-85PM1TR	STMICROELECTRONICS	获取价格	5.0 or 3.3V, 4096K TIMEKEEPER SRAM with PHANTOM
M48T251VPM	STMICROELECTRONICS	获取价格	5.0 or 3.3V, 4096K TIMEKEEPER SRAM with PHANTOM
M48T251Y	STMICROELECTRONICS	获取价格	5.0 or 3.3V, 4096K TIMEKEEPER SRAM with PHANTOM
M48T251Y-70PM1	STMICROELECTRONICS	获取价格	5.0 or 3.3V, 4096K TIMEKEEPER SRAM with PHANTOM