參數(shù)資料
型號(hào): CYM74C430
廠商: Cypress Semiconductor Corp.
英文描述: 82430FX PCIset Level II Cache Module(82430FX 芯片集電平II 高速緩沖存儲(chǔ)器模快系列)
中文描述: 82430FX PCIset二級(jí)緩存模塊(82430FX芯片集電平二高速緩沖存儲(chǔ)器??煜盗校?/td>
文件頁(yè)數(shù): 3/4頁(yè)
文件大小: 106K
代理商: CYM74C430
CYM74C430
3
Pin Definitions
Signal Name
Description
V
CC
GND
A[18:3]
CAA[4:3]
CAB[4:3]
CS
COE
CWE[7:0]
CALE
PD
0
-PD
4
D[63:0]
TIO[7:0]
TWE
NC
RSVD
5V Supply
Ground
Addresses from processor
Lower two address bits for bank 0
Lower two address bits for bank 1
Chip Select
Output Enable
Byte Write Enables
Latch Enable
Presence Detect output pins
Data lines from processor
Tag data bits
Tag Write Enable signal
Signal not connected on module
Reserved
Presence Detect Pins
MODULE
CYM74C430
PD
4
GND
PD
3
NC
PD
2
GND
PD
1
GND
PD
0
NC
Selection Guide
CYM74C430-50
256 KB
50
Asynchronous 5V with outputs clamped to 3.3V
20 ns
30 ns
CYM74C430-60
CYM74C430-65
Cache Size
System Clock (MHz)
RAM Type
Data RAM t
AA
Tag RAM t
AA
60
66
17 ns
20 ns
15 ns
15 ns
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