Cypress manual Switching Waveforms, CY62158E MoBL→, Read Cycle No, + Feedback

CY62158E MoBL→

Switching Waveforms

Figure 4 shows address transition controlled read cycle waveforms.[13, 14]

Figure 4. Read Cycle No. 1

ADDRESS

tOHA

tRC

tAA

DATA OUT PREVIOUS DATA VALID

DATA VALID

Figure 5 shows OE controlled read cycle waveforms.[14, 15]
	Figure 5. Read Cycle No. 2
ADDRESS
CE1	tRC
CE2
	tACE
OE
	tDOE	tHZOE
		tHZCE
	tLZOE		HIGH
DATA OUT	HIGH IMPEDANCE		IMPEDANCE
	DATA VALID
VCC	tLZCE	tPD
	t		I	CC
SUPPLY	PU		50%
	50%
CURRENT			ISB

Notes

13.Device is continuously selected. OE, CE1 = VIL, CE2 = VIH.

14.WE is HIGH for read cycle.

15.Address valid before or similar to CE1 transition LOW and CE2 transition HIGH.

Document #: 38-05684 Rev. *D Page 6 of 10

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