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參數(shù)資料
| 型號(hào)： | CY143 |
| 英文描述： | 2K x 16 Dual-Port Static RAM(193.25 k) |
| 中文描述： | 2K × 16雙口靜態(tài)存儲(chǔ)器（193.25十一） |
| 文件頁數(shù)： | 12/14頁 |
| 文件大?。?/td> | 193K |
| 代理商： | CY143 |
CY7C133
CY7C143
12
Table 1. Non-Contending Read/Write Control
Control
I/O
R/W
LB
X
R/W
UB
X
CE
H
OE
X
I/O
0
–
I/O
8
High Z
I/O
9
–
I/O
17
High Z
Operation
Deselected: Power-Down
L
L
L
X
Data In
Data In
Write to Both Bytes
L
H
L
L
Data In
Data Out
Write Lower Byte, Read Upper Byte
H
L
L
L
Data Out
Data In
Read Lower Byte, Write Upper Byte
L
H
L
H
Data In
High Z
Write to Lower Byte
H
L
L
H
High Z
Data In
Write to Upper Byte
H
H
L
L
Data Out
Data Out
Read to Both Bytes
H
H
L
H
High Z
High Z
High Impedance Outputs
Table 2. Address BUSY Arbitration
Inputs
Outputs
Function
CE
L
CE
R
Address
L
Address
R
BUSY
L
BUSY
R
X
X
No Match
H
H
Normal
H
X
Match
H
H
Normal
X
H
Match
H
H
Normal
L
L
Match
Note 27
Note 27
Write Inhibit
[28]
Notes:
27. The loser of the port arbitration will receive BUSY =
“
L
”
(BUSY
or BUSY
=
“
L
”
). BUSY
and BUSY
cannot both be LOW simultaneously.
28. Writes are inhibited to the left port when BUSY
L
is LOW. Writes are inhibited to the right port when BUSY
R
is LOW.
32-Bit Master/Slave Dual-Port Memory Systems
LEFT
RIGHT
R/W
BUSY
R/W
BUSY
R/W
BUSY
BUSY
R/W
CY7C133
CY7C143
5V
5V
C133-14
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| CY1E494-10DC | x4 SRAM |
| CY1E494-10JC | x4 SRAM |
| CY1E494-10KC | x4 SRAM |
| CY1E494-7DC | x4 SRAM |
| CY1E494-7JC | x4 SRAM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CY1461-000 | 制造商:TE Connectivity 功能描述:55PC0241-12-2/4/5/6CS2502 |
| CY14A | 功能描述:晶體 14.31818MHz Series 0C +70C RoHS:否 制造商:AVX 頻率:26 MHz 容差: 頻率穩(wěn)定性:50 PPM 負(fù)載電容:8 pF 端接類型:SMD/SMT 封裝 / 箱體:1210 (3225 metric) 工作溫度范圍:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封裝:Reel |
| CY14AC | 功能描述:晶體 14.31818MHz 18pF 0C +70C RoHS:否 制造商:AVX 頻率:26 MHz 容差: 頻率穩(wěn)定性:50 PPM 負(fù)載電容:8 pF 端接類型:SMD/SMT 封裝 / 箱體:1210 (3225 metric) 工作溫度范圍:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封裝:Reel |
| CY14ACS | 功能描述:晶體 14.31818MHz 18pF 0C +70C RoHS:否 制造商:AVX 頻率:26 MHz 容差: 頻率穩(wěn)定性:50 PPM 負(fù)載電容:8 pF 端接類型:SMD/SMT 封裝 / 箱體:1210 (3225 metric) 工作溫度范圍:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封裝:Reel |
| CY14ACSMD | 功能描述:晶體 14.31818MHz 18pF 0C +70C RoHS:否 制造商:AVX 頻率:26 MHz 容差: 頻率穩(wěn)定性:50 PPM 負(fù)載電容:8 pF 端接類型:SMD/SMT 封裝 / 箱體:1210 (3225 metric) 工作溫度范圍:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封裝:Reel |
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