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FM33256

Ramtron International Corporation
Part Number FM33256
Manufacturer Ramtron International Corporation
Description (FM3316 / FM33256) 3V Integrated Processor Companion
Published Dec 10, 2008
Detailed Description Preliminary FM33256/FM3316 3V Integrated Processor Companion with Memory Features High Integration Device Replaces Mult...
Datasheet PDF File FM33256 PDF File

FM33256
FM33256

Overview
Preliminary FM33256/FM3316 3V Integrated Processor Companion with Memory Features High Integration Device Replaces Multiple Parts • Serial Nonvolatile Memory • Real-time Clock (RTC) with Alarm • Low VDD Detection Drives Reset • Watchdog Window Timer • Early Power-Fail Warning/NMI • 16-bit Nonvolatile Event Counter • Serial Number with Write-lock for Security www.
DataSheet4U.
com Processor Companion • Active-low Reset Output for VDD and Watchdog • Programmable Low-VDD Reset Thresholds • Manual Reset Filtered and Debounced • Programmable Watchdog Window Timer • Nonvolatile Event Counter Tracks System Intrusions or other Events • Comparator for Power-Fail Interrupt or Other Use • 64-bit Programmable Serial Number with Lock Fast SPI Interface • Up to 16 MHz Maximum Bus Frequency • RTC, Supervisor Controlled via SPI Interface • SPI Mode 0 & 3 (CPOL, CPHA=0,0 & 1,1) Easy to Use Configurations • Operates from 2.
7 to 3.
6V • Small Footprint “Green” 14-pin SOIC (-G) • Low Operating Current, 50µ...


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