EN29LV320
AC CHARACTERISTICS
Figure 4. AC Waveforms for Chip/Sector Erase Operations Timings
Erase Command Sequence (last 2 cycles)
Read Status Data (last two cycles)
tWC
tAS
tAH
Addresses
CE#
0x2AA
SA
VA
VA
0x555 for chip
erase
tGHWL
OE#
WE#
tCH
tWP
tCS
tWPH
tWHWH2 or tWHWH3
Status
Data
0x55
0x30
DOUT
tDS
tBUSY
tDH
tRB
RY/BY#
VCC
tVCS
Notes:
1. SA=Sector Address (for sector erase), VA=Valid Address for reading status, Dout=true data at read address.
2. Vcc shown only to illustrate tvcs measurement references. It cannot occur as shown during a valid command
sequence.
This Data Sheet may be revised by subsequent versions
or modifications due to changes in technical specifications.
©2004 Eon Silicon Solution, Inc., www.essi.com.tw
39
Rev. E, Issue Date: 2006/05/16