Cypress CY62128E manual Write Cycle No CE1 or CE2 Controlled 11, 15, 19, Inputs/Outputs Mode Power

MoBL® CY62128E

Switching Waveforms (continued)

Figure 4. Write Cycle No. 2 (CE1 or CE2 Controlled) [11, 15, 19, 20]

	tWC
ADDRESS
CE	tSCE
	tSA
	tAW	tHA
	tPWE
WE
	tSD	tHD
DATA IO	DATA VALID

Figure 5. Write Cycle No. 3 (WE Controlled, OE LOW) [11, 20]

		tWC
ADDRESS
		tSCE
CE
	tAW		tHA
	tSA	tPWE
WE
		tSD	tHD
DATA IO	NOTE 21	DATA VALID
	tHZWE		tLZWE

Truth Table

CE1	CE2	WE	OE	Inputs/Outputs	Mode	Power
H	X	X	X	High-Z	Deselect/Power down	Standby (ISB)
X	L	X	X	High-Z	Deselect/Power down	Standby (ISB)
L	H	H	L	Data Out	Read	Active (ICC)
L	H	L	X	Data In	Write	Active (ICC)
L	H	H	H	High-Z	Selected, Outputs Disabled	Active (ICC)

Document #: 38-05485 Rev. *F Page 7 of 12

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