DS1743W-70 Datasheet – Nonvolatile Timekeeping RAM

Part Number : DS1743W-70

Function : Y2K-Compliant, Nonvolatile Timekeeping RAM

Package : 28 Pin, 34 Pin Type

Manufacturers : Maxim Integrated

Pinouts :

DS1743W-70 datasheet

Description :

. Integrated NV SRAM, Real-Time Clock, Crystal, Power-Fail Control Circuit, and Lithium Energy Source

. Clock Registers are Accessed Identically to the Static RAM. These Registers Reside in the Eight Top RAM Locations.

. Century Byte Register
. Totally Nonvolatile with Over 10 Years of Operation in the Absence of Power
. BCD-Coded Century, Year, Month, Date, Day, Hours, Minutes, and Seconds with
Automatic Leap Year Compensation Valid through 2099
. Low-Battery-Voltage Level Indicator Flag Power-Fail Write Protection Allows for ±10% VCC Power-Supply Tolerance
. Lithium Energy Source is Electrically Disconnected to Retain Freshness Until
Power is Applied for the First Time
. DIP Module Only
Standard JEDEC Bytewide 8k x 8 Static
RAM Pinout

Other data sheets within the file :

DS1743-100+, DS1743-100IND+, DS1743-70, DS1743-85+, DS1743P-100+

DS1743W-70 Datasheet PDF Download

DS1743W-70 pdf