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SPEAR600 Fiches technique(PDF) 83 Page - STMicroelectronics

No de pièce SPEAR600
Description  Embedded MPU with dual ARM926 core, flexible memory support, powerful connectivity features and programmable LCD interface
PDF  97 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

SPEAR600 Fiches technique(HTML) 83 Page - STMicroelectronics

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SPEAr600
Timing characteristics
Doc ID 16259 Rev 3
83/97
6.6.4
MDIO timing specifications
Figure 39.
MDC waveforms
Figure 40.
Paths from MDC/MDIO pads
Note:
When MDIO is used as output the data are launched on the falling edge of the clock as
shown in Figure 39.
Table 53.
MDC/MDIO timing
Parameter
Value
Frequency
tCLK period
614.4 ns
1.63 MHz
tCLK fall (tf)
1.18 ns
tCLK rise (tr)
1.14 ns
Output
tmax = ~tCLK /2
307 ns
tmin = ~tCLK /2
307 ns
Input
tSETUPmax = t1max - t3min
6.88 ns
tHOLDmin = t1min - t3max
-1.54 ns
Input
Thold
MDC
MDIO
Tclock
Tr
Tf
Output
Tsetup
Tmi n
Tmax
Q
Q
SET
CLR
D
t2
t3
CLK
MDIO
t1
Q
Q SET
CLR
D
MDC
INPUT
OUTPUT



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