DS1343 - (DS1343 / DS1344) Low-Current SPI/3-Wire RTCs

Product Overview

Maxim Integrated Products

Datasheet Details

Part number	DS1343
Manufacturer	Maxim Integrated Products
File Size	1.26 MB
Description	(DS1343 / DS1344) Low-Current SPI/3-Wire RTCs
Datasheet	DS1343 Datasheet
Additional preview pages of the DS1343 datasheet.

Product details

Description

The DS1343/DS1344 low-current real-time clocks (RTCs) are timekeeping devices that provide an extremely low standby current, permitting longer life from a backup supply source.

Features

S Low Timekeeping Current of 250nA (typ) S Compatible with Crystal ESR Up to 100kI S Versions Available to Support Either 6pF or 12.5pF Crystals S RTC Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap Year Compensation Valid Through 2099 S Power-Fail and Switch Circuitry S Three Operating Voltages 1.8V ±5% 3.0V±10% 3.3V ±10% S Trickle-Charge Capability S Maintain Time Down to 1.15V (typ) S Support Motorola SPI Modes 1 and 3, or Standard 3-Wire Interface S Burst.

📁 Similar Datasheet

DS1345BL - 1024K Nonvolatile SRAM (Dallas Semiconducotr)
DS1345W - 1024k Nonvolatile SRAM (Dallas Semiconducotr)
DS1345YL - 1024K Nonvolatile SRAM (Dallas Semiconducotr)
DS1347 - SPI-Compatible Real-Time Clock (Maxim Integrated)
DS1300-3 - AC-DC / Distributed Power Front-End 2U (Emerson)
DS1302 - Trickle-Charge Timekeeping Chip (Maxim Integrated)
DS1305 - Serial Alarm Real-Time Clock (Maxim Integrated)
DS1306 - Serial Alarm Real-Time Clock (Maxim Integrated)

Other Datasheets by Maxim Integrated Products

DS1340 - I2C RTC
DS1341 - (DS1341 / DS1342) Low-Current I2C RTCs
DS1342 - (DS1341 / DS1342) Low-Current I2C RTCs
DS1344 - (DS1343 / DS1344) Low-Current SPI/3-Wire RTCs
DS1345AB - 1024k Nonvolatile SRAM
DS1345Y - 1024k Nonvolatile SRAM

Published: May 25, 2011 |