Flash Array
AC Write Timing Characteristics
Symbol
tWCF
tAS
tAH
tWP
tOES
tDS
tDH
tCS
tCH
tOEH
tWPH
tBLC
Parameter
Write Cycle Time
Address Set-up Time
Address Hold Time
Write Pulse Width (WE or CEF)
OE Disable to WE or CEF Active
Data Set-up Time
Data Hold Time
CEF to WE or WE to CEF Setup Time
CEF to WE or WE to CEF Hold Time
WE or CEF Disable to OE Active
WE or CEF Pulse Width High
Byte Load Cycle Time
AC Flash Array Write Waveforms
AT29C432
Min
Max
Units
10
ms
0
ns
50
ns
100
ns
0
ns
50
ns
10
ns
0
ns
0
ns
10
ns
100
ns
150
µs
Note: 1. BYTE ADDRESS is the first destination address for the sector write operation. All write operations must begin with the
three byte write enable sequence.
7