M48T58Y

更新时间： 2024-11-13 22:46:43

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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M48T58Y 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M48T58Y相关器件

型号	品牌	获取价格	描述	数据表
M48T58Y_11	STMICROELECTRONICS	获取价格	5.0 V, 64 Kbit (8 Kb x 8) TIMEKEEPERÂ® SRAM
M48T58Y-70MH1	STMICROELECTRONICS	获取价格	64 Kbit 8Kb x8 TIMEKEEPER SRAM
M48T58Y-70MH1E	STMICROELECTRONICS	获取价格	5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM
M48T58Y-70MH1EE	STMICROELECTRONICS	获取价格	5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM
M48T58Y-70MH1F	STMICROELECTRONICS	获取价格	5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM
M48T58Y-70MH1FE	STMICROELECTRONICS	获取价格	5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM
M48T58Y-70MH1TR	STMICROELECTRONICS	获取价格	5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM
M48T58Y-70MH1TRE	STMICROELECTRONICS	获取价格	5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM
M48T58Y-70PC1	STMICROELECTRONICS	获取价格	5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM
M48T58Y-70PC1E	STMICROELECTRONICS	获取价格	5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM