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FM31T376

Ramtron
Part Number FM31T376
Manufacturer Ramtron
Description (FM31T372 - FM31T378) System Supervisor & Temperature Compensated RTC
Published Dec 28, 2011
Detailed Description www.DataSheet.co.kr Preliminary FM31T372/374/376/378 System Supervisor & Temperature Compensated RTC (TCXO) with Embed...
Datasheet PDF File FM31T376 PDF File

FM31T376
FM31T376

Overview
www.
DataSheet.
co.
kr Preliminary FM31T372/374/376/378 System Supervisor & Temperature Compensated RTC (TCXO) with Embedded Crystal Features High Integration Device Replaces Multiple Parts  Real-time Clock (RTC) o Embedded 32.
768kHz Crystal o Temperature Compensated  32.
768 kHz Clock Output  Low-VDD Detection Drives Reset  Watchdog Timer  Early Power-Fail Warning/NMI  Two 16-bit Event Counters with Event Driven Interrupt Output  Serial Number with Write-lock for Security Ferroelectric Nonvolatile RAM  4Kb, 16Kb, 64Kb, and 256Kb versions  Unlimited Read/Write Endurance  10 year Data Retention  NoDelay™ Writes Real-time Clock/Calendar  Temp-Compensated Using On-Chip Sensor o  5 ppm over -40°C to +85°C o Accuracy  2 ½ min.
per year  Backup Current 1.
4 A (max.
) at +25C  Seconds through Centuries in BCD format  Tracks Leap Years through 2099    No External Crystal Required Offset Register to Correct for Crystal Aging Supports Battery or Capacitor Backup Processor Compa...


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