Cypress CY62148BN Write Cycle No CE Controlled13, Data I/O Data Valid, Data I/O Data in Valid

Page 6

CY62148BN MoBL®

Switching Waveforms (continued)

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

 

tWC

 

ADDRESS

 

 

 

tSCE

 

CE

 

 

tSA

 

 

tAW

tPWE

tHA

 

 

WE

 

 

 

tSD

tHD

DATA I/O

DATA VALID

 

Write Cycle No. 2 (WE Controlled, OE HIGH During Write)[13, 14]

 

 

tWC

 

ADDRESS

 

 

 

 

 

tSCE

 

CE

 

 

 

 

tHZCE

 

 

 

tAW

 

tHA

 

tSA

tPWE

 

WE

 

 

 

OE

 

 

 

 

 

tSD

t

 

 

 

HD

DATA I/O

NOTE 15

DATAIN VALID

 

 

tHZOE

 

 

Notes:

13.If CE goes HIGH simultaneously with WE going HIGH, the output remains in a high-impedance state.

14.Data I/O is high-impedance if OE = VIH.

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

Document #: 001-06517 Rev. *A

Page 6 of 10

[+] Feedback

Image 6
Contents Functional Description FeaturesLogic Block Diagram Cypress Semiconductor CorporationTsop Pin ConfigurationProduct Portfolio CY62148BNLLOperating Range Electrical Characteristics Over the Operating RangeMaximum Ratings Capacitance4Read Cycle Switching Characteristics5 Over the Operating Range62148BNLL-70 Parameter Description Unit Min Write CycleData Retention Characteristics Over the Operating Range Switching WaveformsData Retention Waveform Data I/O Data Valid Write Cycle No CE Controlled13Write Cycle No WE Controlled, OE High During Write13 Data I/O Data in ValidOrdering Information 0-I/O Mode PowerTruth Table Write Cycle No.3 WE Controlled, OE LOW13Lead 450-Mil Molded Soic Package DiagramsDimensions in Inchesmm MIN Lead Thin Small Outline Package Type IILead Reverse Thin Small Outline Package Type II NXR Document HistoryREV ECN no VKN