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SPEAR320S датащи(PDF) 102 Page - STMicroelectronics

номер детали SPEAR320S
подробное описание детали  Embedded MPU with ARM926 core for industrial and consumer applications
PDF  113 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

SPEAR320S датащи(HTML) 102 Page - STMicroelectronics

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Timing requirements
SPEAr320S
102/113
Doc ID 022508 Rev 2
Figure 35.
SPI master mode external timing waveform (SPH = 1, SPO = 1)
DATA
MSB IN
LSB IN
LSB OUT
DATA
MSB OUT
SSP_SS#n
SSP_SCK
(SPO=1)
SSP_MISO
(input)
SSP_MOSI
(output)
T
SU
T
H
T
D1
T
D2
T
D3
Table 77.
SPI master mode timing characteristics (SPH = 1, SPO=1)
Symbol
Parameters
Min
Max
Unit
TSU
Setup time, MISO (input) valid before SSP_SCK
(output) rising edge
SSP0
7.8
ns
SSP1
16
SSP2
15.55
TH
Hold time, MISO (input) valid after SSP_SCK
(output) rising edge
SSP0
-2.7
SSP1
-4
SSP2
-4.6
TD1
Delay time, SSP_SS#n (output) falling edge to first
SSP_SCK (output) rising edge
SSP0
(TSSP_SCK/2)-10
(TSSP_SCK/2)-3
ns
SSP1
(TSSP_SCK/2)-6.4
(TSSP_SCK/2)-0.9
SSP2 (TSSP_SCK/2)-5.87 (TSSP_SCK/2)-0.03
TD2
Delay time, SSP_SCK (output) falling edge to
MOSI (output) transition
SSP0
2.7
9.5
ns
SSP1
0.57
5.34
SSP2
0.2
5.53
TD3
Delay time, SSP_SCK (output) rising edge to
SSP_SS#n (output) rising edge
SSP0
TSSP_SCK + 3
(TSSP_SCK +10
SSP1
TSSP_SCK + 0.9
(TSSP_SCK +6.4
SSP2
TSSP_SCK -0.03
TSSP_SCK +5.87



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