Datasheet > 存储 > SRAM> DS1245

DS1245

更新时间： 2024-11-13 22:54:35

品牌	Logo	应用领域
达拉斯 - DALLAS		静态存储器
页数	文件大小	规格书
11页	220K
描述
3.3V 1024k Nonvolatile SRAM

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中文翻译

获取价格

数据手册

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DS1245 数据手册

DS1245W

3.3V 1024k Nonvolatile SRAM

www.dalsemi.com

FEATURES

PIN ASSIGNMENT

ꢀ 10 years minimum data retention in the

absence of external power

A16

A14

A12

V_CC

A15

A13

ꢀ Data is automatically protected during power

loss

ꢀ Replaces 128k x 8 volatile static RAM,

EEPROM or Flash memory

ꢀ Unlimited write cycles

ꢀ Low-power CMOS

A11

A10

ꢀ Read and write access times as fast as 150 ns

ꢀ Lithium energy source is electrically

disconnected to retain freshness until power is

applied for the first time

ꢀ Optional industrial temperature range of

-40°C to +85°C, designated IND

ꢀ JEDEC standard 32-pin DIP package

ꢀ New PowerCap Module (PCM) package

DQ7

DQ6

DQ5

DQ4

DQ3

DQ0

DQ1

DQ2

GND

32-PIN ENCAPSULATED PACKAGE

740-MIL EXTENDED

Directly surface-mountable module

Replaceable snap-on PowerCap provides

lithium backup battery

Standardized pinout for all nonvolatile

SRAM products

A14

A15

A16

A13

A12

A11

A10

V_CC

Detachment feature on PowerCap allows

easy removal using a regular screwdriver

DQ7

DQ6

DQ5

DQ4

DQ3

GND V_BAT

DQ2

DQ1

DQ0

GND

34-PIN POWERCAP MODULE (PCM)

(USES DS9034PC POWERCAP)

PIN DESCRIPTION

A0 - A16

DQ0 - DQ7

- Address Inputs

- Data In/Data Out

- Chip Enable

- Write Enable

- Output Enable

- Power (+3.3V)

- Ground

V_CC

GND

- No Connect

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中文翻译

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与DS1245相关器件

型号	品牌	获取价格	描述	数据表
DS1245AB	DALLAS	获取价格	1024k Nonvolatile SRAM
DS1245AB	ADI	获取价格	1024k非易失SRAM
DS1245AB-100	DALLAS	获取价格	1024k Nonvolatile SRAM
DS1245AB-100	ROCHESTER	获取价格	128KX8 NON-VOLATILE SRAM MODULE, 100ns, DMA32, 0.740 INCH, EXTENDED MODULE, DIP-32
DS1245AB-100+	ROCHESTER	获取价格	128KX8 NON-VOLATILE SRAM MODULE, 100ns, DMA32, 0.740 INCH, LEAD FREE, EXTENDED MODULE, DIP
DS1245AB-100-IND	ETC	获取价格	NVRAM (Battery Based)
DS1245AB-120	DALLAS	获取价格	1024k Nonvolatile SRAM
DS1245AB-120	ROCHESTER	获取价格	128KX8 NON-VOLATILE SRAM MODULE, 120ns, DMA32, 0.740 INCH, EXTENDED MODULE, DIP-32
DS1245AB-120+	MAXIM	获取价格	Non-Volatile SRAM Module, 128KX8, 120ns, CMOS, 0.740 INCH, LEAD FREE, EXTENDED MODULE, DIP
DS1245AB-120IND	MAXIM	获取价格	Non-Volatile SRAM Module, 128KX8, 120ns, CMOS, 0.740 INCH, EXTENDED MODULE, DIP-32