Description
Section 2 describes in detail the specific memory organization for the A28F400BX Section 3 provides a description of the family’s principles of operations Finally the family’s operating specifications are described
1 1 Main
Features
- The A28F400BX boot block flash memory family is a very high performance 4-Mbit (4 194 304 bit) memory family organized as either 256-KWords (262 144 words) of 16 bits each or 512-Kbytes (524 288 bytes) of 8 bits each
Seven Separately Erasable Blocks including a Hardware-Lockable boot block (16 384 Bytes) Two parameter blocks (8 192 Bytes each) and Four main blocks (1 block of 98 304 Bytes and 3 blocks of 131 072 Bytes) are included on the 4-Mbit family An erase operation erases one of the main b.