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參數(shù)資料
| 型號(hào)： | CY7C1041BV33-25ZC |
| 廠商： | CYPRESS SEMICONDUCTOR CORP |
| 元件分類： | DRAM |
| 英文描述： | 256K x 16 Static RAM |
| 中文描述： | 256K X 16 STANDARD SRAM, 25 ns, PDSO44 |
| 封裝： | TSOP2-44 |
| 文件頁(yè)數(shù)： | 5/11頁(yè) |
| 文件大小： | 187K |
| 代理商： | CY7C1041BV33-25ZC |
CY7C1041BV33
Document #: 38-05168 Rev. **
Page 5 of 11
Switching Characteristics
[4]
Over the Operating Range (continued)
Parameter
READ CYCLE
t
RC
t
AA
t
OHA
t
ACE
t
DOE
t
LZOE
t
HZOE
t
LZCE
t
HZCE
t
PU
t
PD
t
DBE
t
LZBE
t
HZBE
WRITE CYCLE
[7, 8]
t
WC
t
SCE
t
AW
t
HA
t
SA
t
PWE
t
SD
t
HD
t
LZWE
t
HZWE
t
BW
Description
-20
-25
Unit
Min.
Max.
Min.
Max.
Read Cycle Time
Address to Data Valid
Data Hold from Address Change
CE LOW to Data Valid
OE LOW to Data Valid
OE LOW to Low Z
OE HIGH to High Z
[5, 6]
CE LOW to Low Z
[6]
CE HIGH to High Z
[5, 6]
CE LOW to Power-Up
CE HIGH to Power-Down
Byte Enable to Data Valid
Byte Enable to Low Z
Byte Disable to High Z
20
25
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
20
25
3
5
20
8
25
10
0
0
8
10
3
5
8
10
0
0
20
8
25
10
0
0
8
10
Write Cycle Time
CE LOW to Write End
Address Set-Up to Write End
Address Hold from Write End
Address Set-Up to Write Start
WE Pulse Width
Data Set-Up to Write End
Data Hold from Write End
WE HIGH to Low Z
[6]
WE LOW to High Z
[5, 6]
Byte Enable to End of Write
20
13
13
0
0
13
9
0
3
25
15
15
0
0
15
10
0
5
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
8
10
13
15
Data Retention Characteristics
Over the Operating Range (For L version only)
Parameter
Description
Conditions
[10]
Min.
Max.
Unit
V
DR
V
CC
for Data Retention
2.0
V
I
CCDR
t
CDR[3]
Data Retention Current
V
CC
= V
DR
= 2.0V,
CE > V
CC
–
0.3V,
V
IN
> V
CC
–
0.3V or V
IN
< 0.3V
330
μ
A
Chip Deselect to Data
Retention Time
0
ns
t
R[9]
Operation Recovery Time
t
RC
ns
Notes:
9.
10. No input may exceed V
CC
+ 0.5V.
t
< 3 ns for the -12 and -15 speeds. t
r
< 5 ns for the -20 and slower speeds.
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| CY7C1041BV33-25ZI | 256K x 16 Static RAM |
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| CY7C1041BV33L-17ZC | 256K x 16 Static RAM |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CY7C1041BV33L | 制造商: 功能描述: 制造商:undefined 功能描述: |
| CY7C1041BV33L-12VC | 制造商:Cypress Semiconductor 功能描述:SRAM Chip Async Single 3.3V 4M-Bit 256K x 16 12ns 44-Pin SOJ 制造商:Rochester Electronics LLC 功能描述:4MB (256K X 16)- FAST ASYNCH SRAM - Bulk |
| CY7C1041BV33L-12ZC | 制造商:Cypress Semiconductor 功能描述: |
| CY7C1041BV33L-12ZXC | 制造商:Rochester Electronics LLC 功能描述: 制造商:Cypress Semiconductor 功能描述: |
| CY7C1041BV33L-15VC | 制造商:Rochester Electronics LLC 功能描述:4MB (256K X 16)- FAST ASYNCH SRAM - Bulk 制造商:Cypress Semiconductor 功能描述: |
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