P r e l i m i n a r y
AC Characteristics
PBA for program
SA for program buffer to flash
2AA for erase
SA for sector erase
555 for chip erase
Data# Polling
Addresses
PA
tWC
tWH
tAS
tAH
WE#
OE#
tPOLL
tGHEL
tWHWH1 or 2
tCP
CE#
Data
tWS
tCPH
tDS
tBUSY
tDH
DQ7#
DOUT
tRH
PBD for program 29 for program buffer to flash
55 for erase
30 for sector erase
10 for chip erase
RESET#
RY/BY#
Notes:
1. Figure indicates last two bus cycles of a program or erase operation.
2. PA = program address, SA = sector address, PD = program data.
3. DQ7# is the complement of the data written to the device. DOUT is the data written to the device.
4. Illustration shows device in word mode.
Figure 24. Alternate CE# Controlled Write (Erase/Program)
Operation Timings
142
S29GLxxxM MirrorBitTM Flash Family
S29GLxxxM_00A5 April 30, 2004