at28lv256 ATMEL Corporation, at28lv256 Datasheet - Page 6

• Manufacturer Part Number: at28lv256
• Description: 256k 32k X 8 Low Voltage Cmos E2 Prom
• Manufacturer: ATMEL Corporation

CE Controlled
AC Write Characteristics
Note:
AC Write Waveforms
WE Controlled
2-150
Symbol
t
t
t
t
t
t
t
t
AS
AH
CS
CH
WP
DS
DH
DV
, t
, t
1. NR = No Restriction
OES
OEH
Parameter
Address, OE Set-up Time
Address Hold Time
Chip Select Set-up Time
Chip Select Hold Time
Write Pulse Width (WE or CE)
Data Set-up Time
Data, OE Hold Time
Time to Data Valid
AT28LV256
NR
Min
200
50
50
0
0
0
0
(1)
Max
Units
ns
ns
ns
ns
ns
ns
ns