TMS320DM6467T_17 Datasheet, PDF (260/352 Pages) Texas Instruments – Digital Media System-on-Chip

TMS320DM6467T
SPRS605C – JULY 2009 – REVISED JUNE 2012
7.17.2 Management Data Input/Output (MDIO) Electrical Data/Timing
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Table 7-79. Timing Requirements for MDIO Input (see Figure 7-56 and Figure 7-57)
NO.
1 t_c(MDCLK)
2 t_w(MDCLK)
3 t_t(MDCLK)
4 t_{su(MDIO-MDCLKH)}
5 t_{h(MDCLKH-MDIO)}
Cycle time, MDCLK
Pulse duration, MDCLK high/low
Transition time, MDCLK
Setup time, MDIO data input valid before MDCLK high
Hold time, MDIO data input valid after MDCLK high
-1G
MIN MAX
400
180
5
10
0
UNIT
ns
ns
ns
ns
ns
MDCLK
1
3
3
4
5
MDIO
(input)
Figure 7-56. MDIO Input Timing
Table 7-80. Switching Characteristics Over Recommended Operating Conditions for MDIO Output
(see Figure 7-57)
NO.
7 t_{d(MDCLKL-MDIO)}
PARAMETER
Delay time, MDCLK low to MDIO data output valid
-1G
MIN MAX
100
UNIT
ns
1
MDCLK
7
MDIO
(output)
Figure 7-57. MDIO Output Timing
260 Peripheral Information and Electrical Specifications
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