1) Capacitance is periodically sampled and not 100% tested.
5.3 Valid Block Characteristics
Parameter
Valid Block Number
NOTE :
device
1) The
may include invalid blocks when first shipped. Additional invalid blocks may develop while being used. The number of valid blocks is presented with
both cases of invalid blocks considered. Invalid blocks are defined as blocks that contain five or more bad bits which cause status failure during Program and
.
Erase operation
Do not erase or program factory-marked bad blocks.
2) The 1st block, which is placed on 00h block address, is guaranteed to be a valid block up to 1K program/erase cycles with 4bit/528Byte ECC.