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): 32/42頁
文件大?。?/td> 302K
代理商: EP9302-IQZ
32
Copyright 2005 Cirrus Logic (All Rights Reserved)
DS653PP3
EP9302
High-speed ARM9 System-on-chip Processor with MaverickCrunch
Inter-IC Sound - I
2
S
Note:
t
i2s_clk
is programmable by the user.
Parameter
Symbol
Min
Typ
Max
Unit
SCLK cycle time
t
clk_per
-
t
i2s_clk
-
ns
SCLK high time
t
clk_high
-
(t
i2s_clk
) / 2
-
ns
SCLK low time
t
clk_low
-
(t
i2s_clk
) / 2
-
ns
SCLK rise/fall time
t
clkrf
1
4
8
ns
SCLK to LRCLK assert delay time
t
LRd
-
-
3
ns
Hold between SCLK assert then LRCLK deassert
or
Hold between LRCLK deassert then SCLK assert
t
LRh
0
-
-
ns
SDI to SCLK deassert setup time
t
SDIs
12
-
-
ns
SDI from SCLK deassert hold time
t
SDIh
0
-
-
ns
SCLK assert to SDO delay time
t
SDOd
-
-
9
ns
SDO from SCLK assert hold time
t
SDOh
1
-
-
ns
Figure 19. Inter-IC Sound (I
2
S) Timing Measurement
SCLK
LRCLK
SDI
t
LRd
t
LRh
t
SDIh
t
clk_high
t
SDIs
t
clk_low
t
clk_per
t
clkrf
t
SDOh
SDO
t
SDOd
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