HY29F400A Hynix Semiconductor, HY29F400A Datasheet - Page 28

• Manufacturer Part Number: HY29F400A
• Description: 4 Megabit (512Kx8/256Kx16) 5 Volt-only Flash Memory
• Manufacturer: Hynix Semiconductor

Addresses
HY29F400A
AC CHARACTERISTICS
Notes:
1. PA = Program Address, PD = Program Data, D
2. Commands shown are for Word mode operation.
3. V
28
RY/BY#
CC
WE#
Data
OE#
CE#
shown only to illustrate t
V
CC
t
VCS
Program Command Sequence (last two cycles)
t
CS
0x555
t
t
WC
DS
t
t
GHWL
WP
0xA0
VCS
measurement references. It cannot occur as shown during a valid command sequence.
Figure 17. Program Operation Timings
t
WPH
t
t
DH
t
AS
CH
PA
OUT
t
BUSY
t
AH
PD
is the true data at the program address.
t
WHWH1
PA
Read Status Data (last two cycles)
Status
PA
D
OUT
t
RB
Rev. 1.0/Jan. 02