Flash Array

AC Write Timing Characteristics

Symbol

Parameter

Min

Max

Units

Write Cycle Time

10

ms

Address Set-up Time

0

ns

Address Hold Time

50

ns

Write Pulse Width (WE or CEF)

100

ns

OE Disable to WE or CEF Active

0

ns

Data Set-up Time

50

ns

Data Hold Time

10

ns

CEF to WE or WE to CEF Setup Time

0

ns

CEF to WE or WE to CEF Hold Time

0

ns

WE or CEF Disable to OE Active

10

ns

WE or CEF Pulse Width High

100

ns

Byte Load Cycle Time

150

µs

AC Flash Array Write Waveforms

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.

AT29C432

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