Ac write characteristics, Ac write waveforms, We controlled – Rainbow Electronics AT28BV64B User Manual
Page 6: Ce controlled, At28bv64b, We controlled ce controlled
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AT28BV64B
6
Notes:
1. NR = No Restriction
2. All byte write operations must be preceded by the SDP command sequence.
AC Write Waveforms
WE Controlled
CE Controlled
AC Write Characteristics
Symbol
Parameter
Min
Max
Units
t
AS
, t
OES
Address, OE Set-up Time
0
ns
t
AH
Address Hold Time
100
ns
t
CS
Chip Select Set-up Time
0
ns
t
CH
Chip Select Hold Time
0
ns
t
WP
Write Pulse Width (WE or CE)
200
ns
t
DS
Data Set-up Time
100
ns
t
DH
, t
OEH
Data, OE Hold Time
0
ns
t
DV
Time to Data Valid
NR
t
WPH
Write Pulse Width High
100
ns
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