at28c64-20 ATMEL Corporation, at28c64-20 Datasheet - Page 6

• Manufacturer Part Number: at28c64-20
• Description: 64k 8k X 8 Parallel Eeproms
• Manufacturer: ATMEL Corporation

AC Write Characteristics
AC Write Waveforms
WE Controlled
CE Controlled
6
Symbol
t
t
t
t
t
t
t
t
AS
AH
WP
DS
DH
CS
DB
WC
, t
, t
, t
OES
CH
OEH
Parameter
Address, OE Setup Time
Address Hold Time
Write Pulse Width (WE or CE)
Data Setup Time
Data, OE Hold Time
CE to WE and WE to CE Setup and Hold Time
Time to Device Busy
Write Cycle Time (option available)
AT28C64(X)
AT28C64
AT28C64E
Min
100
10
50
50
10
0
1000
Max
200
50
1
Units
ms
ns
ns
ns
ns
ns
ns
ns
µs