參數(shù)資料
型號(hào): W9966TF
文件頁數(shù): 37/44頁
文件大小: 278K
代理商: W9966TF
Prel i m nary -37- November 1997
W9966CF/TF
Video Camera Interface Controller with Compression
SA[17:0]
SWE#
t
WC
MCLK
SCS0/1#
SD[7:0]
t
AS
t
CW
t
DW
t
WR
t
AW
t
WP
t
DH
FIGURE 9.5 SRAM WRITE CYCLE TIMING
TABLE 9.6 SRAM READ CYCLE TIMING PARAMETERS
Symbol
Parameter
Min
Typ
Max
Unit
tRC
Read Cycle Time
25
37
ns
tAA
Address Access Time
tRC -10
ns
tACS
Chip Select Access Time
tRC -10
ns
tAOE
Output Enable to Output Valid
tRC -10
ns
tCHZ
Chip De-selecting to Output in High Z
0
ns
tOHZ
Output Disable to Output in High Z
0
ns
tOH
Output Hold Time from Address Change
0
ns
TABLE 9.7 SRAM WRITE CYCLE TIMING PARAMETERS
Symbol
Parameter
Min
Typ
Max
Unit
tWC
Write Cycle Time
25
37
ns
tCW
Chip Select to End of Write
tRC -7
ns
tAW
Address Valid to End of Write
tRC -5
ns
tAS
Address Setup Time
10
ns
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W9966TF Video Camera Interface Controller With Compression(運(yùn)用壓縮技術(shù)的攝像照相機(jī)接口控制器)
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