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CYM1836
5
Switching Waveforms
Notes:
8.
WE is HIGH for read cycle.
9.
Device is continuously selected, CS = VIL and OE= VIL.
10. Address valid prior to or coincident with CS transition LOW.
PREVIOUS DATA VALID
DATA VALID
tRC
tAA
tOHA
1836–5
ADDRESS
DATA OUT
Read Cycle No.1[8, 9]
DATA VALID
tRC
tACS
tDOE
tLZOE
tLZCS
HIGH IMPEDANCE
tHZOE
tHZCS
HIGH
IMPEDANCE
DATA OUT
OE
CS
1836–6
Read Cycle No. 2[8, 10]
tWC
DATA VALID
DATA UNDEFINED
HIGH IMPEDANCE
tSCS
tAW
tSA
tPWE
tHA
tHD
tHZWE
tLZWE
tSD
CS
WE
1836–7
ADDRESS
DATA IN
DATA OUT
Write Cycle No.1 (WE Controlled)[7]