參數(shù)資料
型號: EP9302-IQZ
廠商: Cirrus Logic, Inc.
英文描述: High-speed ARM9 System-on-chip Processor with MaverickCrunch
中文描述: 高速ARM9的系統(tǒng)級芯片處理器MaverickCrunch
文件頁數(shù): 33/42頁
文件大?。?/td> 302K
代理商: EP9302-IQZ
DS653PP3
Copyright 2005 Cirrus Logic (All Rights Reserved)
33
EP9302
High-speed ARM9 System-on-chip Processor with MaverickCrunch
AC’97
Parameter
Symbol
Min
Typ
Max
Unit
ABITCLK input cycle time
t
clk_per
-
81.4
-
ns
ABITCLK input high time
t
clk_high
36
-
45
ns
ABITCLK input low time
t
clk_low
36
-
45
ns
ABITCLK input rise/fall time
t
clkrf
2
-
6
ns
ASDI setup to ABITCLK falling
t
s
10
-
-
ns
ASDI hold after ABITCLK falling
t
h
10
-
-
ns
ASDI input rise/fall time
t
rfin
2
-
6
ns
ABITCLK rising to ASDO / ASYNC valid, C
L
= 55 pF
t
co
2
-
15
ns
ASYNC / ASDO rise/fall time, C
L
= 55 pF
t
rfout
2
-
6
ns
Figure 20. AC ‘97 Configuration Timing Measurement
ABITCLK
ASDI
ASDO
ASYNC
t
co
t
rfout
t
rfout
t
s
t
rfin
t
co
t
rfout
t
co
t
clkrf
t
clk_high
t
clk_low
t
h
t
clk_per
t
clkrf
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