Cypress CY7C1041DV33 Truth Table, Write Cycle No. 4 WE Controlled, OE LOW, IO0-IO7, IO8-IO15

			CY7C1041DV33
Switching Waveforms (continued)
	Figure 9. Write Cycle No. 4 (WE Controlled, OE LOW)
	tWC
ADDRESS
CE	tSCE
	tAW		tHA
	tSA
		tPWE
WE
	tBW
BHE, BLE
	tHZWE	t	t
		SD	HD
DATA IO	NOTE 21
			tLZWE

Truth Table

CE	OE	WE	BLE	BHE	IO0–IO7	IO8–IO15	Mode	Power
H	X	X	X	X	High-Z	High-Z	Power Down	Standby (ISB)
L	L	H	L	L	Data Out	Data Out	Read All Bits	Active (ICC)
L	L	H	L	H	Data Out	High-Z	Read Lower Bits Only	Active (ICC)
L	L	H	H	L	High-Z	Data Out	Read Upper Bits Only	Active (ICC)
L	X	L	L	L	Data In	Data In	Write All Bits	Active (ICC)
L	X	L	L	H	Data In	High-Z	Write Lower Bits Only	Active (ICC)
L	X	L	H	L	High-Z	Data In	Write Upper Bits Only	Active (ICC)
L	H	H	X	X	High-Z	High-Z	Selected, Outputs Disabled	Active (ICC)

Document #: 38-05473 Rev. *E Page 9 of 13

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