Datasheet > DS1747_10

DS1747_10

更新时间： 2024-02-16 22:02:54

品牌	Logo	应用领域
美信 - MAXIM		时钟
页数	文件大小	规格书
16页	213K
描述
Y2K-Compliant, Nonvolatile Timekeeping RAMs

阅读下载

中文翻译

获取价格

数据手册

如果您发现信息不准确，欢迎纠错

DS1747_10 数据手册

19-5504; Rev 9/10

DS1747/DS1747P

Y2K-Compliant, Nonvolatile Timekeeping RAMs

www.maxim-ic.com

FEATURES

PIN CONFIGURATIONS

. Integrated NV SRAM, Real-Time Clock

(RTC), Crystal, Power-Fail Control

Circuit, and Lithium Energy Source

TOP VIEW

A18

V_CC

A15

A17

A13

A16

A14

A12

Maxim

. Clock Registers are Accessed Identically to

the Static RAM. These Registers are

DS1747

Resident in the Eight Top RAM Locations

. Century Byte Register (Y2K Compliant)

A11

. Totally Nonvolatile with Over 10 Years of

A10

Operation in the Absence of Power

. BCD-Coded Century, Year, Month, Date,

Day, Hours, Minutes, and Seconds with

Automatic Leap Year Compensation Valid

Up to the Year 2100

DQ7

DQ6

DQ5

DQ4

DQ3

DQ0

DQ1

DQ2

GND

. Battery Voltage-Level Indicator Flag

. Power-Fail Write Protection Allows for

Encapsulated DIP

(512k x 8)

±10% V_CCPower-Supply Tolerance

. Lithium Energy Source is Electrically

Disconnected to Retain Freshness Until

Power is Applied for the First Time

A18

A17

A14

N.C.

A15

A16

RST

V_CC

Maxim

DS1747P

. DIP Module Only:

A13

A12

A11

A10

Standard JEDEC Byte-Wide 512k x 8 Static

RAM Pinout

DQ7

. PowerCap Module Board Only:

Surface-Mountable Package for Direct

Connection to PowerCap Containing

Battery and Crystal

DQ6

DQ5

DQ4

DQ3

DQ2

DQ1

DQ0

GND

V_BAT

GND

Replaceable Battery (PowerCap)

Power-On Reset Output

Pin-for-Pin Compatible with Other Densities

of DS174xP Timekeeping RAM

PowerCap Module Board

(Uses DS9034PCX PowerCap)

. Also Available in Industrial Temperature

Range: -40°C to +85°C

Note: Some revisions of this device may incorporate deviations from published specifications known as errata. Multiple revisions of any device

may be simultaneously available through various sales channels. For information about device errata, click here: www.maxim-ic.com/errata.

1 of 16

12 3 4 5 6 7...16

中文翻译

下载PDF

与DS1747_10相关器件

型号	品牌	获取价格	描述	数据表
DS1747_12	MAXIM	获取价格	Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747-70	MAXIM	获取价格	Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747-70	DALLAS	获取价格	Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747-70+	MAXIM	获取价格	Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747-70IND	MAXIM	获取价格	Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747-70IND	DALLAS	获取价格	Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747-70IND+	MAXIM	获取价格	Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747-70IND-W	MAXIM	获取价格	暂无描述
DS1747-DS1747P	DALLAS	获取价格	Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747P	DALLAS	获取价格	Y2K-Compliant, Nonvolatile Timekeeping RAMs