AC Byte Load Characteristics
Symbol
tAS, tOES
tAH
tCS
tCH
tWP
tDS
tDH, tOEH
tWPH
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
AC Byte Load Waveforms(1)(2)
WE Controlled
Min
Max
Units
10
ns
100
ns
0
ns
0
ns
200
ns
100
ns
10
ns
200
ns
CE Controlled
Notes: 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).
8 AT29LV020
0565C–FLASH–05/02