FM22L16
4Mbit FRAM Memory

Features
4Mbit Ferroelectric Nonvolatile RAM
? Organized as 256Kx16
? Configurable as 512Kx8 Using /UB, /LB
? 1014 Read/Write Cycles
? NoDelay? Writes
? Page Mode Operation to 40MHz
? Advanced High-Reliability Ferroelectric Process
SRAM Compatible
? JEDEC 256Kx16 SRAM Pinout
? 55 ns Access Time, 110 ns Cycle Time
Advanced Features
? Low VDD Monitor Protects Memory against
Inadvertent Writes
? Software Programmable Block Write Protect

Superior to Battery-backed SRAM Modules
? No Battery Concerns
? Monolithic Reliability
? True Surface Mount Solution, No Rework Steps
? Superior for Moisture, Shock, and Vibration
Low Power Operation
? 2.7V – 3.6V Power Supply
? Low Current Mode (5μA) using ZZ pin
? 18 mA Active Current
Industry Standard Configuration
? Industrial Temperature -40° C to +85° C
? 44-pin “Green”/RoHS TSOP-II package