AS29LV800 ANADIGICS Inc, AS29LV800 Datasheet - Page 11

• Manufacturer Part Number: AS29LV800
• Description: 3V 1M8/512K16 CMOS Flash EEPROM
• Manufacturer: ANADIGICS Inc

Automated on-chip programming algorithm
October 2000
DID 11-40002-A. 10/19/00
DATA polling or toggle bit
Programming completed
Write program command sequence
successfully completed
(see below)
address?
START
Last
Program address/program data
×16 mode (address/data):
Program command sequence
YES
555h/AAh
555h/A0h
2AAh/55h
NO
Increment
address
ALLIANCE SEMICONDUCTOR
Automated on-chip erase algorithm
†
The system software should check the status of DQ3 prior to and following each
subsequent sector erase command to ensure command completion. The device may
not have accepted the command if DQ3 is high on second status check.
®
Chip erase command sequence
×16 mode (address/data):
555h/AAh
555h/AAh
555h/80h
555h/10h
2AAh/55h
2AAh/55h
Write erase command sequence
DATA polling or toggle bit
successfully completed
Erase complete
(see below)
START
optional sector erase commands
×16 mode (address/data):
Individual sector/multiple sector
erase command sequence
Sector address/30h
Sector address/30h
Sector address/30h
555h/AAh
555h/80h
555h/AAh
2AAh/55h
2AAh/55h
AS29LV800
11