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參數(shù)資料
| 型號： | K7A403600B |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | 128Kx36/x32 & 256Kx18 Synchronous SRAM |
| 中文描述： | 128Kx36/x32 |
| 文件頁數(shù)： | 17/18頁 |
| 文件大?。?/td> | 470K |
| 代理商： | K7A403600B |
K7A401800B
128Kx36/x32 & 256Kx18 Synchronous SRAM
- 17 -
Rev 1.0
Nov 2001
K7A403200B
K7A403600B
APPLICATION INFORMATION
DEPTH EXPANSION
The Samsung 256Kx18 Synchronous Pipelinde Burst SRAM has two additional chip selects for simple depth expansion.
This permits easy secondary cache upgrades from 256K depth to 512K depth without extra logic.
Data
Address
CLK
ADS
Microprocessor
CS
2
CS
2
CLK
ADSC
WEx
OE
CS
1
Address
Data
ADV
ADSP
256Kx18
SPB
SRAM
(Bank 0)
CS
2
CS
2
CLK
ADSC
WEx
OE
CS
1
Address
Data
ADV
ADSP
256Kx18
SPB
SRAM
(Bank 1)
CLK
Address
Cache
Controller
A
[0:18]
A
[18]
A
[0:17]
A
[18]
A
[0:17]
I/O
[0:71]
Clock
ADSP
ADDRESS
[0:n]
Data Out
(Bank 0)
Bank 0 is selected by
CS
2
, and Bank 1 deselected by
CS
2
Q1-1
Q1-2
Q1-4
Q1-3
OE
Data Out
(Bank 1)
t
SS
t
SH
A1
A2
WRITE
CS
1
A
n+1
ADV
Q2-2
Q2-4
Q2-3
t
AS
t
AH
t
WS
t
WH
t
ADVS
t
ADVH
t
OE
t
LZOE
t
HZC
Bank 0 is deselected by
CS
2
, and Bank 1 selected by
CS
2
t
CSS
t
CSH
t
CD
t
LZC
Q2-1
INTERLEAVE READ TIMING
(Refer to non-interleave write timing for interleave write timing)
Don
′
t Care
Undefined
*Notes :
n = 14 32K depth,
15 64K depth, 16 128K depth, 17 256K depth
(ADSP CONTROLLED , ADSC=HIGH)
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| K7A403600B_06 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:128Kx36/x32 & 256Kx18 Synchronous SRAM |
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| K7A403600B-QC | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:128Kx36/x32 & 256Kx18 Synchronous SRAM |
| K7A403600M-QC14000 | 制造商:Samsung SDI 功能描述:DS |
| K7A403600M-QC16 | 制造商:Samsung Electro-Mechanics 功能描述:128K X 36 CACHE SRAM, 3.5 ns, PQFP100 |
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