參數(shù)資料
型號: TSC2301IGQZ
廠商: Texas Instruments, Inc.
元件分類: Codec
英文描述: PROGRAMMABLE TOUCH SCREEN CONTROLLER WITH STEREO AUDIO CODEC
中文描述: 可編程觸摸屏控制器,立體聲編解碼器
文件頁數(shù): 68/92頁
文件大?。?/td> 1161K
代理商: TSC2301IGQZ
www.ti.com
M S B
L –c h
R –c h
L –c h
R –c h
L S B
F O R M A T 3
D A C : 2 0 –B it, M S B –F ir s t, I
2
S
M S B
L S B
A D C : 2 0 –B it, M S B –F ir s t, I
2
S
1
2
3
1 8 1 9 2 0
1
2
3
1 8 1 9 2 0
M S B
L S B
M S B
L S B
1
2
3
1 8 1 9 2 0
1
2
3
1 8 1 9 2 0
I2SDIN
BCKIN
LRCIN
BCKIN
LRCIN
I2SDOUT
t
BCH
t
BCY
t
BCL
t
LB
t
DIH
t
DIS
t
LRP
t
BL
t
LDO
t
BDO
0.5V
DD
0.5V
DD
0.5V
DD
0.5V
DD
I2SDIN
I2SDOUT
BCKIN
LRCIN
TSC2301
SLAS371D–SEPTEMBER 2002–REVISED AUGUST 2004
Figure 75. Audio Data Input/Output Format
Figure 76. Audio Data Input/Output Timing
Table 29. Audio Data Input/Output Timing
Parameter
Symbol
t
BCY
t
BCH
t
BCL
t
BL
t
LB
t
LRP
t
DIS
t
DIH
t
BDO
t
LDO
t
RISE
Min
300 ns
120 ns
120 ns
40 ns
40 ns
t
BCY
ns
40 ns
40 ns
Max
BCKIN pulse cycle time
BCKIN pulse width high
BCKIN pulse width low
BCKIN rising edge to LRCIN edge
LRCIN edge to BCKIN rising edge
LRCIN pulse width
I2SDIN setup time
I2SDIN hold time
I2SDOUT delay time to BCKIN falling edge
I2SDOUT delay time to LRCIN edge
Rising time to all signals
40 ns
40 ns
20 ns
68
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