CYM1861 Ver la hoja de datos (PDF) - Cypress Semiconductor
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CYM1861 Datasheet PDF : 7 Pages
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PRELIMINARY
CYM1861
Switching Waveforms (continued)
[6,10]
Write Cycle No. 2 (CS Controlled)
ADDRESS
tSA
CS
WE
tWC
tAW
DATA IN
DATA OUT
DATA UNDEFINED
tSCS
tHA
tPWE
tSD
tHD
DATA VALID
tHZWE
HIGH IMPEDANCE
Note:
10. If CS goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
1861–8
Truth Table
CS WE OE Inputs/Output
Mode
H X X High Z
Deselect/Power-Down
L H L Data Out
Read
L L X Data In
Write
L H H High Z
Deselect
Ordering Information
Speed
(ns)
Ordering Code
Package
Type
25 CYM1861PM-25C
PM48
35 CYM1861PM-35C
PM48
Shaded area contains advance information.
Package Type
72-Pin Plastic SIMM Module
72-Pin Plastic SIMM Module
Document #: 38-M-00086
Operating
Range
Commercial
Commercial
© Cypress Semiconductor Corporation, 1998. The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use
of any circuitry other than circuitry embodied in a Cypress Semiconductor product. Nor does it convey or imply any license under patent or other rights. Cypress Semiconductor does not authorize
its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress
Semiconductor products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress Semiconductor against all charges.
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