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FM3104-G +BOM

FM3104-G is a Supervisory Circuit with Power Monitor, Watchdog Timer, and Battery Switch

Key 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
  • Virtually Unlimited Read/Write Endurance
  • 38 year Data Retention (+75°C)
  • NoDelay™ Writes
  • Real-time Clock/Calendar
  • Backup Current 1.4 μA
  • Seconds through Centuries in BCD format
  • Tracks Leap Years through 2099
  • Uses Standard 32.768 kHz Crystal (6pF)
  • 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 5.5V
  • Small Footprint 14-pin “Green” SOIC (-G)
  • Low Operating Current
  • -40°C to +85°C Operation

Specifications

Description Supervisory Circuits 4K w/RTC Pwr Mon WDT Bat Sw PF Datasheet Product Comments
Availability Not Available Type Voltage Supervisory
Mounting Style SMD/SMT Threshold Voltage 2.6 V, 2.9 V, 3.9 V, 4.4 V
Number of Inputs Monitored 4 Input Output Type Active Low, Open Drain
Manual Reset Manual Reset Watchdog Timers Watchdog
Battery Backup Switching Backup Reset Delay Time 200 ms
Supply Voltage - Max 5.5 V Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 85 C Series FM3104
Packaging Tube

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