Cypress CY7C1019CV33 manual Truth Table, Write Cycle No WE Controlled, OE High During Write14

CY7C1019CV33

Switching Waveforms (continued)

Write Cycle No. 2 (WE Controlled, OE HIGH During Write)[14, 15]

		tWC
ADDRESS
		tSCE
CE
	tAW		tHA
	tSA	tPWE
WE
OE
		tSD	t
			HD
DATA I/O	NOTE 16	DATAIN VALID
	tHZOE

Write Cycle No. 3 (WE Controlled, OE LOW)[15]

		tWC
ADDRESS
		tSCE
CE
	tAW		tHA
	tSA	tPWE
WE
		tSD	tHD
DATA I/O	NOTE 16	DATA VALID
	tHZWE		tLZWE

Truth Table

CE	OE	WE	I/O0–I/O7	Mode	Power
H	X	X	High Z	Power-Down	Standby (ISB)
L	L	H	Data Out	Read	Active (ICC)
L	X	L	Data In	Write	Active (ICC)
L	H	H	High Z	Selected, Outputs Disabled	Active (ICC)

Note:

16. During this period the I/Os are in the output state and input signals should not be applied.

Document #: 38-05130 Rev. *F Page 6 of 10

[+] Feedback