參數(shù)資料
型號: S5N8944B
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: G.Lite ADSL Transceiver for CO and CPE
中文描述: G. Lite的寬帶收發(fā)器對CO和CPE
文件頁數(shù): 13/21頁
文件大?。?/td> 183K
代理商: S5N8944B
7. I/O Timing Description
13
S5N8944B
G.Lite ADSL Transceiver for CO and CPE
Preliminary Information (Rev.2.1 )
CONFIDENTIAL
DAC_REF
(4.416MHz)
DAC_DAT[15:0]
(4.416MHz)
ADC_DAT[15:0]
(2.208MHz)
Parameter
t
1
t
2
t
3
t
4
Description
Min
30
1
15
15
Max
Unit
ns
ns
ns
ns
ADC_DAT setup to DAC_REF
ADC_DAT hold after DAC_REF
DAC_DAT setup to DAC_REF
DAC_DAT hold after DAC_REF
Figure 5: AFE Data I/F Timing Diagram
AFE_SEN_N
AFE_SCL
(1.104MHz)
AFE_SDO
AFE_SDI
AFE_BUSY
Parameter
t
1
t
2
t
3
Description
Min
30
30
15
Max
Unit
ns
ns
ns
AFE_SDI setup to AFE_SCL
AFE_SEN_N
before AFE_SCL
AFE_SEN_N
from AFE_SCL
Figure 6: AFE Control I/F Timing Diagram
t
1
t
2
CS1
CS0
A4
A0
RW
t
1
D15
D14
D0
D15
D14
D0
t
3
t
2
t
3
t
4
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