at29lv020 ATMEL Corporation, at29lv020 Datasheet - Page 9

• Manufacturer Part Number: at29lv020
• Description: 2-megabit 256k X 8 3-volt Only Flash Memory
• Manufacturer: ATMEL Corporation

14. AC Byte Load Characteristics
15. AC Byte Load Waveforms
15.1
15.2
Notes:
0565D–FLASH–2/05
Symbol
t
t
t
t
t
t
t
t
AS
AH
CS
CH
WP
DS
DH
WPH
, t
, t
OES
OEH
WE Controlled
CE Controlled
1. The software data protection commands must be applied prior to byte loads.
2. A complete sector (256 bytes) should be loaded using these waveforms as shown in the Software Protected Byte Load
waveforms (see next page).
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
Write Pulse Width High
(1)(2)
Min
100
200
100
200
10
10
0
0
Max
AT29LV020
Units
ns
ns
ns
ns
ns
ns
ns
ns
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