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參數(shù)資料
| 型號： | CYM1861 |
| 廠商： | Cypress Semiconductor Corp. |
| 英文描述： | 2,048K x 32 Static RAM Module(2048K x 32 靜態(tài)RAM模塊) |
| 中文描述： | 2,048畝× 32靜態(tài)RAM模塊（2048K × 32靜態(tài)內(nèi)存模塊） |
| 文件頁數(shù)： | 6/7頁 |
| 文件大?。?/td> | 105K |
| 代理商： | CYM1861 |
CYM1861
PRELIMINARY
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.
Document #: 38-M-00086
Note:
10. If CS goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
Switching Waveforms
(continued)
Write Cycle No. 2 (CS Controlled)
t
WC
DATA VALID
DATA UNDEFINED
HIGH IMPEDANCE
t
SCS
t
AW
t
PWE
t
HA
t
HD
t
HZWE
t
SD
CS
WE
1861
–
8
ADDRESS
DATA IN
DATA OUT
t
SA
[6,10]
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)
25
35
Ordering Code
CYM1861PM-25C
CYM1861PM-35C
Package
Type
PM48
PM48
Package Type
Operating
Range
Commercial
Commercial
72-Pin Plastic SIMM Module
72-Pin Plastic SIMM Module
Shaded area contains advance information.
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