SST89E554 SST [Silicon Storage Technology, Inc], SST89E554 Datasheet - Page 30

• Manufacturer Part Number: SST89E554
• Description: FlashFlex51 MCU
• Manufacturer: SST [Silicon Storage Technology, Inc]

©2001 Silicon Storage Technology, Inc.
FIGURE
Erases one of the flash memory blocks, if the security lock is not activated on that flash memory block.
FIGURE
Erases the addressed sector if the security lock is not activated on that flash memory block.
P3[7:6], P2[7:6]
P3[5:4], P2[5:0]
P3[7:6], P2[7:6]
P3[5:4], P2[5:0]
ALE/PROG#
ALE/PROG#
PSEN#
P3[3]
RST
PSEN#
EA#
P3[3]
RST
EA#
P1
4-6: B
4-7: S
ECTOR
LOCK
-E
-E
RASE FOR
T SU
RASE
T SU
SST89E554/SST89V554
SST89E564 / SST89V564 / SST89E554 / SST89V554
T ADS
T ES
T ADS
T ES
30
T PROG
T PROG
1011b
AH
AL
1101b
AH
T BE
T DH
T SE
T DH
Preliminary Specifications
FlashFlex51 MCU
S71181-03-000 9/01
384 ILL F05.1
384 ILL F21.1
384