Rainbow Electronics AT49BV512 - Manual (Page 9)

9
AT49BV512
1026E–FLASH–06/02
Program Cycle Waveforms
Chip Erase Cycle Waveforms
Note: OE must be high only when WE and CE are both low.
Program Cycle Characteristics
Symbol Parameter Min Typ Max Units
t
BP
Byte Programming Time 30 µs
t
AS
Address Set-up Time 0 ns
t
AH
Address Hold Time 100 ns
t
DS
Data Set-up Time 100 ns
t
DH
Data Hold Time 0 ns
t
WP
Write Pulse Width 200 ns
t
WPH
Write Pulse Width High 200 ns
t
EC
Erase Cycle Time 10 seconds
CE
WE
DATA
A0-A15
tBP
tAH
OE
tAS
tWPH
tDS
tDH
tWP
5555 2AAA 5555
AA 55 A0
ADDRESS
PROGRAM CYCLE
INPUT
DATA
CE
WE
DATA
A0-A15
tAH
OE
tAS
tWPH
tDS
tDH
tWP
5555 2AAA 5555
AA 55 80
5555 2AAA 5555
AA 55 10
BYTE 0 BYTE 1 BYTE 2 BYTE 3 BYTE 4 BYTE 5
tEC