Cypress CY62167EV30 manual Switching Waveforms

CY62167EV30 MoBL®

Switching Waveforms

Figure 5 shows address transition controlled read cycle waveforms.[19, 20]

Figure 5. Read Cycle No. 1

tRC

ADDRESS

tAA

tOHA

DATA OUT PREVIOUS DATA VALID

DATA VALID

Figure 6 shows OE controlled read cycle waveforms.[20, 21]
	Figure 6. Read Cycle No. 2
ADDRESS
CE1	tRC
		tPD
CE2		tHZCE
	tACE
BHE/BLE
	tDBE	tHZBE
	tLZBE
OE
	tDOE	tHZOE
	tLZOE	HIGH
DATA OUT	HIGH IMPEDANCE	IMPEDANCE
	DATA VALID
	tLZCE	ICC
VCC	tPU
SUPPLY	50%	50%
		ISB
CURRENT

Notes

19.The device is continuously selected. OE, CE1 = VIL, BHE, BLE or both = VIL, and CE2 = VIH.

20.WE is HIGH for read cycle.

21.Address valid before or similar to CE1, BHE, BLE transition LOW and CE2 transition HIGH.

Document #: 38-05446 Rev. *E Page 6 of 14

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