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DS1693 - (DS1689 / DS1693) 3-Volt/5-Volt Serialized Real-Time Clock

Download the DS1693 datasheet PDF. This datasheet also covers the DS1689 variant, as both devices belong to the same (ds1689 / ds1693) 3-volt/5-volt serialized real-time clock family and are provided as variant models within a single manufacturer datasheet.

General Description

X1 X2 RCLR AD0-AD7 PWR KS CS ALE WR RD VCCO IRQ ORDERING INFORMATION PART # DS1689S DS1689SN DS1693 DESCRIPTION RTC IC, 28-pin SOIC RTC IC, 28-pin SOIC IND RTC Module; 28-pin DIP SQW VCCI GND VBAT VBAUX PSEL CEI CEO - Crystal Input - Crystal Output - RAM Clear Input - Mux’ed Address/Data Bus -

Key Features

  • Incorporates industry standard DS1287 PC clock plus enhanced features:.
  • +3- or +5V operation.
  • 64-bit silicon serial number.
  • 64-bit customer specific ROM or additional serial number available.
  • Power control circuitry supports system power-on from date/time alarm or key closure.
  • Automatic battery backup and write protection to external SRAM.
  • Crystal select bit allows RTC to operate with 6 pF or 12.5 pF crystal.
  • 114 bytes user NV RAM.
  • Auxiliary battery input.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (DS1689_DallasSemiconductor.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number DS1693
Manufacturer Dallas Semiconductor
File Size 375.24 KB
Description (DS1689 / DS1693) 3-Volt/5-Volt Serialized Real-Time Clock
Datasheet download datasheet DS1693 Datasheet

Full PDF Text Transcription for DS1693 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for DS1693. For precise diagrams, and layout, please refer to the original PDF.

www.DataSheet4U.com DS1689/DS1693 3-Volt/5-Volt Serialized Real-Time Clock with NV RAM Control www.maxim-ic.com FEATURES Incorporates industry standard DS1287 PC clock pl...

View more extracted text
axim-ic.com FEATURES Incorporates industry standard DS1287 PC clock plus enhanced features: § +3- or +5V operation § 64-bit silicon serial number § 64-bit customer specific ROM or additional serial number available § Power control circuitry supports system power-on from date/time alarm or key closure § Automatic battery backup and write protection to external SRAM § Crystal select bit allows RTC to operate with 6 pF or 12.

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