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CY7C0430V
PRELIMINARY
14
Read-to-Write-to-Read (OE Controlled)[14, 15, 16, 17]
Read with Address Counter Advance[18, 19]
Notes:
18.
CE0 = OE = LB = UB = VIL; CE1 = R/W = CNTRST = MRST = MKLD = MKRD = CNTRD = VIH.
19. The “Internal Address” is equal to the “External Address” when CNTLD= VIL.
Switching Waveforms (continued)
tCYC2
tCL2
tCH2
tHC
tSC
tHW
tSW
tHA
tSA
An
An+1
An+2
An+3
An+4
An+5
tHW
tSW
tSD tHD
Dn+2
tCD2
tOHZ
READ
READ
WRITE
Dn+3
Qn
CLK
CE
R/W
ADDRESS
DATAIN
DATAOUT
OE
tCKLZ
tCD2
Qn+4
COUNTER HOLD
READ WITH COUNTER
tSA
tHA
tSCLD
tHCLD
tSCINC
tHCINC
tCH2
tCL2
tCYC2
Qx–1
Qx
Qn
Qn+1
Qn+2
Qn+3
tDC
tCD2
READ WITH COUNTER
READ
EXTERNAL
ADDRESS
CLK
ADDRESS
CNTLD
DATAOUT
CNTINC
An