(FM31272 - FM31278) 5V Integrated Processor Companion
www.DataSheet.co.kr
Pre-Production
FM31278/276/274/272
5V Integrated Processor Companion with Memory Features
High Int...
Description
www.DataSheet.co.kr
Pre-Production
FM31278/276/274/272
5V Integrated Processor Companion with Memory Features
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 4Kb, 16Kb, 64Kb, and 256Kb versions Unlimited Read/Write Endurance 10 year Data Retention NoDelay™ Writes Real-time Clock/Calendar Backup Current under 1 µA 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 4.0 to 5.5V 14-pin “Green”/RoHS SOIC package (-G) Low Operating Current -40°C to +85°C Operation
Description
The FM3127x is a family of integrated devices that includes ...
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