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A Single chip solution replaces discrete components to reduce cost and board space.

Ramtron’s Processor Companion is a complete support and peripheral solution with highly integrated mixed signal and analog functions for processor-based systems. Never before has a solution combined the fast read/write performance and unlimited endurance of nonvolatile FRAM (ferroelectric random access memory) with a real-time clock (RTC), processor supervisor, and other common peripherals.

  
OverviewProcessor CompanionSerialParallelMCUstate saverDataheetsApp/Tech PapersErrataArchived
  31x Family - Full feature set includes memory, RTC, supervisor, and peripherals.
Product Vdd Interface Memory RTC RTC Alarm Power Monitor Watch Dog Early Power Fail Serial Number Battery Switch Over Event Detect Package    
FM31L278 2.7-3.6V Serial 2-Wire 256 Yes No Yes Yes Yes Yes Yes Count SOIC14  
FM31L276 2.7-3.6V Serial 2-Wire 64 Yes No Yes Yes Yes Yes Yes Count SOIC14  
FM31L274 2.7-3.6V Serial 2-Wire 16 Yes No Yes Yes Yes Yes Yes Count SOIC14  
FM31L272 2.7-3.6V Serial 2-Wire 4 Yes No Yes Yes Yes Yes Yes Count SOIC14  
FM31278 4.0-5.5V Serial 2-Wire 256 Yes No Yes Yes Yes Yes Yes Count SOIC14  
FM31276 4.0-5.5V Serial 2-Wire 64 Yes No Yes Yes Yes Yes Yes Count SOIC14  
FM31274 4.0-5.5V Serial 2-Wire 16 Yes No Yes Yes Yes Yes Yes Count SOIC14  
FM31272 4.0-5.5V Serial 2-Wire 4 Yes No Yes Yes Yes Yes Yes Count SOIC14  
FM3130 2.7-3.6V Serial 2-Wire 64 Yes Yes No No No No Yes   SOIC8 & TDFN8  
FM3135 2.7-3.6V Serial 2-Wire 64 Yes Yes No No No No Yes   20-Pin SOIC  
FM31256 2.7-5.5V Serial 2-Wire 256 Yes No Yes Yes Yes Yes Yes Count SOIC14  
FM3164 2.7-5.5V Serial 2-Wire 64 Yes No Yes Yes Yes Yes Yes Count SOIC14  
FM3116 2.7-5.5V Serial 2-Wire 16 Yes No Yes Yes Yes Yes Yes Count SOIC14  
FM3104 2.7-5.5V Serial 2-Wire 4 Yes No Yes Yes Yes Yes Yes Count SOIC14  
需要联系当地销售机构吗?
 
 
  32x Family - Exactly compatible with FM31x except no RTC.
  For technical questions and information please email framinfo@ramtron.com
Product Vdd Interface Memory RTC RTC Alarm Power Monitor Watch Dog Early Power Fail Serial Number Battery Switch Over Event Detect Package    
FM32256 2.7-5.5V Serial 2-Wire 256K No No Yes Yes Yes Yes Yes Count SOIC14  
FM3264 2.7-5.5V Serial 2-Wire 64K No No Yes Yes Yes Yes Yes Count SOIC14  
FM3216 2.7-5.5V Serial 2-Wire 16K No No Yes Yes Yes Yes Yes Count SOIC14  
FM3204 2.7-5.5V Serial 2-Wire 4K No No Yes Yes Yes Yes Yes Count SOIC14  
FM32278 5V Serial 2-Wire 256K No No Yes Yes Yes Yes Yes Count SOIC14  
FM32276 5V Serial 2-Wire 64K No No Yes Yes Yes Yes Yes Count SOIC14  
FM32274 5V Serial 2-Wire 16K No No Yes Yes Yes Yes Yes Count SOIC14  
FM32272 5V Serial 2-Wire 4K No No Yes Yes Yes Yes Yes Count SOIC14  
FM32L278 3V Serial 2-Wire 256K No No Yes Yes Yes Yes Yes Count SOIC14  
FM32L276 3V Serial 2-Wire 64K No No Yes Yes Yes Yes Yes Count SOIC14  
FM32L274 3V Serial 2-Wire 16K No No Yes Yes Yes Yes Yes Count SOIC14  
FM32L272 3V Serial 2-Wire 4K No No Yes Yes   Yes Yes Count SOIC14  
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  Specialty.
  For technical questions and information please email framinfo@ramtron.com
Product Power Supply Event Memory User F-RAM RTC PFI Count Com. Interface Package    
FM6124-QG 2.7-3.6V 1000 to 4000 events 0 to 24KB Yes Yes Yes I2C QFP-44  
需要联系当地销售机构吗?

  Other.
  For technical questions and information please email framinfo@ramtron.com
Product Vdd Interface Memory RTC RTC Alarm Power Monitor Watch Dog Early Power Fail Serial Number Battery Switch Over Event Detect Package    
FM33256 2.7-3.6V SPI 256K Yes Yes Yes Yes Yes Yes Yes Count SOIC14  
FM3316 2.7-3.6V SPI 16K Yes Yes Yes Yes Yes Yes Yes Count SOIC14  
需要联系当地销售机构吗?
 
 
  Specialty Memory - Supervisor and peripherals
Product Vdd Interface Memory RTC RTC Alarm Power Monitor Watch Dog Early Power Fail Serial Number Battery Switch Over Event Detect Package    
FM30C256 5V Serial 2-Wire 256 Yes No Yes No No No Yes - SOIC20  
FM4005 2.7-5.5V Serial 2-Wire NA Yes No Yes Yes Yes Yes Yes Count SOIC14  
需要联系当地销售机构吗?
   

 
Ramtron的质量系统已获得英国标准协会BSI ISO 9001:2000 认证。  

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