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TDA7502 数据表(PDF) 14 Page - STMicroelectronics

部件名 TDA7502
功能描述  In-car remote amplifier DSP
PDF  25 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7502 数据表(HTML) 14 Page - STMicroelectronics

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SPI interfaces
TDA7502
14/25
Figure 10.
Debug port serial clock timing.
Figure 11.
Debug port acknowledge timing.
Table 13.
Debug port interface
No.
Characteristics
dclk = 40MHz
Unit
Min.
Max.
1
DBCK rise time
--
3
ns
2
DBCK fall time
--
3
ns
3
DBCK low
40
--
ns
4
DBCK high
40
--
ns
5
DBCK cycle time
200
--
ns
6
DBRQN asserted to DBOUT (ACK) asserted
5 TDSP
--
ns
7
DBCK high to DBOUT valid
--
42
ns
8
DBCK high to DBOUT invalid
3
--
ns
9
DBIN valid to DBCK low (set-up)
15
--
ns
10
DBCK low to DBIN invalid (hold)
3
--
ns
DBOUT (ACK) asserted to first DBCK high
2 Tc
--
ns
DBOUT (ACK) assertion width
4.5 TDSP - 3
5 TDSP + 7
ns
11
Last DBCK low of read register to first DBCK high
of next command
7 TDSP + 10
--
ns
12
Last DBCK low to DBOUT invalid (Hold)
3
--
ns
DBSEL setup to DBCK
TDSP
ns
(1)
(3)
(4)
(5)
(2)
DBCK
(input)
D02AU1363
(6)
DBRQN
(input)
DBOUT
(output)
D02AU1364
(ACK)



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