HY29LV160 Hynix Semiconductor, HY29LV160 Datasheet - Page 44

• Manufacturer Part Number: HY29LV160
• Description: 16 Mbit (2M x 8/1M x 16) Low Voltage Flash Memory
• Manufacturer: Hynix Semiconductor

HY29LV160
44
RESET# = A[1] = A[6] = V
NOTE: All sectors must be
previously protected. See
S E T A [ 9 ] = O E # = V
S e t T R Y C N T = 1
CE# = A[0] = V
S E T N S E C = 0
A P P L Y V
W a i t 1 5 m s
Figure A1.
W E # = V
Wait 4 us
S T A R T
S E T
C C
IL
IL
Figure A2. Sector Unprotect Using Programming Equipment
ID
IH
RESET# = A[1] = A[6] = V
A[19:12] = Sector NSEC
OE# = CE# = A[0] = V
SET Sector Address:
N S E C = N S E C + 1
Data = 0x00?
N S E C = 3 4 ?
W E # = V
R e a d D a t a
A[9] = V
Wait 4 us
S E T
Y E S
N O
ID
IH
IL
IH
N O
Y E S
SECTOR UNPROTECT
R e m o v e V
I n c r e m e n t T R Y C N T
T R Y C N T = 1 0 0 0 ?
COMPLETE
ID
N O
from A[9]
Y E S
DEVICE FAILURE
Rev. 1.2/May 01