Product Summary

The DS9034PCX is a full-function, year-2000-compliant (Y2KC) real-time clock/calendar (RTC) with an RTC alarm, watchdog timer, power-on reset, battery monitor, and 8k x 8 nonvolatile static RAM. User access to all registers within the device is accomplished with a byte-wide interface. The DS9034PCX registers contain century, year, month, date, day, hours, minutes, and seconds data in 24-hour BCD format. Corrections for day of month and leap year are made automatically.

Parametrics

DS9034PCX absolute maxing ratings: (1)Voltage Range on Any Pin Relative to Ground: -0.3V to +6.0V; (2)Storage Temperature Range EDIP: -40℃ to +85℃; PowerCap: -55℃ to +125℃v; (3)Lead Temperature (soldering, 10s): +260℃; (4)Soldering Temperature (reflow, PowerCap): +260℃.

Features

DS9034PCX features: (1)Integrated NV SRAM, RTC, Crystal, Power-Fail Control Circuit, and Lithium Energy Source; (2)Clock Registers are Accessed Identically to the Static RAM; These Registers are Resident in the 16 Top RAM Locations; (3)Totally Nonvolatile with Over 10 Years of Operation in the Absence of Power; (4)Precision Power-On Reset; (5)Programmable Watchdog Timer and RTC Alarm; (6)BCD-Coded Year, Month, Date, Day, Hours, Minutes, and Seconds with Automatic Leap Year Compensation Valid Up to the Year 2100; (7)Battery Voltage Level Indicator Flag; (8)Power-Fail Write Protection Allows for ±10% VCC Power-Supply Tolerance; (9)Lithium Energy Source is Electrically Disconnected to Retain Freshness Until Power is Applied for the First Time.

Diagrams

DS9034PCX block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
DS9034PCX
DS9034PCX
Maxim Integrated Products
Battery Management Powercap w/Crystal
Data Sheet
Negotiable 
DS9034PCX+
DS9034PCX+
Maxim Integrated Products
Battery Management Powercap w/Crystal
Data Sheet
Negotiable