Cypress manual Switching Waveforms, CY7C107B CY7C1007B, Read Cycle No. 110, Read Cycle No. 2 11

CY7C107B

CY7C1007B

Switching Waveforms

Read Cycle No. 1[10, 11]

tRC

ADDRESS

tAA

tOHA

DATA OUT PREVIOUS DATA VALID

DATA VALID

107-6

Read Cycle No. 2[11, 12]
ADDRESS
		tRC
CE
	tACE
	tLZCE	tHZCE	HIGH
DATA OUT	HIGH IMPEDANCE	DATA VALID	IMPEDANCE
	tPU	tPD
VCC			ICC
SUPPLY	50%		50%
CURRENT			ISB
			107-7

Write Cycle No. 1 (CE Controlled)[13]

		tWC
ADDRESS
	tSA	tSCE
CE
	tAW		tHA
WE	tPWE
		tSD	tHD
DATA IN		DATA VALID
DATA OUT	HIGH IMPEDANCE

107-8

Notes:

9.No input may exceed VCC + 0.5V.

10.Device is continuously selected, CE = VIL.

11.WE is HIGH for read cycle.

12.Address valid prior to or coincident with CE transition LOW.

Document #: 38-05030 Rev. ** Page 5 of 9

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