M48T58YMH

更新时间： 2024-11-13 22:17:43

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		静态存储器
页数	文件大小	规格书
17页	137K
描述
64 Kbit 8Kb x8 TIMEKEEPER SRAM

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中文翻译

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数据手册

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M48T58YMH 数据手册

M48T58

M48T58Y

64 Kbit (8Kb x8) TIMEKEEPER SRAM

INTEGRATED ULTRA LOW POWER SRAM,

REAL TIME CLOCK, POWER-FAIL CONTROL

CIRCUIT and BATTERY

BYTEWIDE RAM-LIKE CLOCK ACCESS

SNAPHAT (SH)

Battery/Crystal

BCD CODED YEAR, MONTH, DAY, DATE,

HOURS, MINUTES and SECONDS

FREQUENCY TEST OUTPUT for REAL TIME

CLOCK

AUTOMATIC POWER-FAIL CHIP DESELECT and

WRITE PROTECTION

WRITE PROTECT VOLTAGES

(V_PFD= Power-fail Deselect Voltage):

– M48T58: 4.5V ≤ V_PFD≤ 4.75V

– M48T58Y: 4.2V ≤ V_PFD≤ 4.5V

SELF-CONTAINED BATTERY and CRYSTAL

in the CAPHAT DIP PACKAGE

PCDIP28 (PC)

Battery/Crystal

CAPHAT

SOH28 (MH)

PACKAGING INCLUDES a 28-LEAD SOIC

and SNAPHAT^®TOP

(to be Ordered Separately)

Figure 1. Logic Diagram

SOIC PACKAGE PROVIDES DIRECT

CONNECTION for a SNAPHAT TOP which

CONTAINS the BATTERY and CRYSTAL

PIN and FUNCTION COMPATIBLE with

JEDEC STANDARD 8K x 8 SRAMs

DESCRIPTION

The M48T58/58Y TIMEKEEPER^®RAM is an 8K x

8 non-volatile static RAM and real time clock. The

monolithic chip is available in two special packages

to provide a highly integrated battery backed-up

memory and real time clock solution.

A0-A12

DQ0-DQ7

M48T58

M48T58Y

Table 1. Signal Names

A0-A12

DQ0-DQ7

Address Inputs

Data Inputs / Outputs

Frequency Test Output (Open Drain)

Chip Enable 1

Chip Enable 2

Output Enable

AI01374B

Write Enable

V_CC

V_SS

Supply Voltage

Ground

July 1999

1/17

12 3 4 5 6 7...17

中文翻译

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与M48T58YMH相关器件

型号	品牌	获取价格	描述	数据表
M48T58YPC	STMICROELECTRONICS	获取价格	64 Kbit 8Kb x8 TIMEKEEPER SRAM
M48T58YSH	STMICROELECTRONICS	获取价格	64 Kbit 8Kb x8 TIMEKEEPER SRAM
M48T59	STMICROELECTRONICS	获取价格	64 Kbit 8Kb x8 TIMEKEEPER SRAM
M48T59(SNAPHAT)	STMICROELECTRONICS	获取价格	Real Time Clock, 0 Timer(s), CMOS, PDSO28
M48T59_08	STMICROELECTRONICS	获取价格	5.0 or 3.3 V, 64 Kbit (8 Kbit x 8) TIMEKEEPER
M48T59{SNAPHAT}	STMICROELECTRONICS	获取价格	暂无描述
M48T59-70MH1	STMICROELECTRONICS	获取价格	64 Kbit 8Kb x8 TIMEKEEPER SRAM
M48T59-70MH1E	STMICROELECTRONICS	获取价格	5.0 or 3.3 V, 64 Kbit (8 Kbit x 8) TIMEKEEPER
M48T59-70MH1F	STMICROELECTRONICS	获取价格	5.0 or 3.3 V, 64 Kbit (8 Kbit x 8) TIMEKEEPER
M48T59-70MH1TR	STMICROELECTRONICS	获取价格	64 Kbit 8Kb x8 TIMEKEEPER SRAM