FM31L276-G  64K w/RTC Pwr Mon WDT Bat Sw PF, 3V  2-Wire SMT Integrated Processor SO14

 

High Integration Device Replaces Multiple Parts

 Serial Nonvolatile Memory

 Real-time Clock (RTC)

 Low Voltage Reset

 Watchdog Timer

 Early Power-Fail Warning/NMI

 Two 16-bit Event Counters

 Serial Number with Write-lock for Security

Ferroelectric Nonvolatile RAM

 64Kb, and 256Kb versions

 Virtually Unlimited Read/Write Endurance

 38 year Data Retention (+75C)

 NoDelay™ Writes

Real-time Clock/Calendar

 Backup Current at 2V, 1.15 A (max.) at +25C

 Seconds through Centuries in BCD format

 Tracks Leap Years through 2099

 Uses Standard 32.768 kHz Crystal (12.5pF)

 Software Calibration

 Supports Battery or Capacitor Backup

Processor Companion

 Active-low Reset Output for VDD and Watchdog

 Programmable VDD Reset Trip Point

 Manual Reset Filtered and Debounced

 Programmable Watchdog Timer

 Dual Battery-backed Event Counter Tracks 

System Intrusions or other Events

 Comparator for Early Power-Fail Interrupt

 64-bit Programmable Serial Number with Lock

Fast Two-wire Serial Interface

 Up to 1 MHz Maximum Bus Frequency

 Supports Legacy Timing for 100 kHz & 400 kHz

 Device Select Pins for up to 4 Memory Devices

 RTC, Supervisor Controlled via 2-wire Interface

Easy to Use Configurations

 Operates from 2.7 to 3.6V

 14-pin “Green”/RoHS SOIC package (-G)

 Low Operating Current

 -40C to +85C Operation

 Underwriters Laboratory (UL) Recognized