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HY29F800 Datasheet, PDF (35/40 Pages) Hynix Semiconductor – 8 Megabit (1Mx8/512Kx16), 5 Volt-only, Flash Memory
AC CHARACTERISTICS
HY29F800
Addresses
WE#
OE#
CE#
Data
RY/BY#
RESET#
0x555 for Program
0x2AA for Erase
PA for Program
SA for Sector Erase
0x555 for Chip Erase
VA
tWC
tAS
tAH
tGHEL
tW H
tWS
tCP
tCPH
tWHWH1 or tWHWH2 or tWHWH3
tDS
tDH
tBUSY
0xA0 for Program
0x55 for Erase
PD for Program
0x30 for Sector Erase
0x10 for Chip Erase
Status
tRH
D OUT
Notes:
1. PA = program address, PD = program data, VA = Valid Address for reading program or erase status (see Write
Operation Status section), DOUT = array data read at VA.
2. Illustration shows the last two cycles of the program or erase command sequence and the last status read cycle.
3. Word mode addressing shown.
4. RESET# shown only to illustrate tRH measurement references. It cannot occur as shown during a valid command
sequence.
Figure 25. Alternate CE# Controlled Write Operation Timings
Rev. 4.2/May 01
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