M28F420 Datasheet - ST Microelectronics

M28F420 4-Megabit Flash Memory

The M28F410 and M28F420 FLASH MEMORIES are non-volatile memories that may be erased electrically at the block level and programmed by byte or word. The interface is directly compatible with most microprocessors. SO44 and TSOP56 packages are used. Organization The organization, as 512K x 8 or 256K x .

M28F410 M28F420 4 Megabit (x8 or x16, Block Erase) FLASH MEMORY PRELIMINARY DATA DUAL x8 and x16 ORGANIZATION SMALL SIZE PLASTIC PACKAGES TSOP56 and SO44 MEMORY ERASE in BLOCKS One 16K Byte or 8K Word Boot Block (top or bottom location) with hardware write and erase protection Two 8K Byte or 4K Word Key Parameter Blocks One 96K Byte or 48K Word Main Block Three 128K Byte or 64K Word Main Blocks 5V ± 10% SUPPLY VOLTAGE 12V ± 5% PROGRAMMING VOLTAGE 100,000 .

M28F420 Datasheet (244.85 KB)