AM1705DPTPA3 Datasheet, PDF (85/164 Pages) Texas Instruments – AM1705 ARM Microprocessor

AM1705
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SPRS657D – FEBRUARY 2010 – REVISED MARCH 2013
5.16.2 Management Data Input/Output (MDIO) Electrical Data/Timing
Table 5-38. Timing Requirements for MDIO Input (see Figure 5-26 and Figure 5-27)
No.
PARAMETER
1
t_{c(MDIO_CLK)}
Cycle time, MDIO_CLK
2
t_{w(MDIO_CLK)}
Pulse duration, MDIO_CLK high/low
3
t_{t(MDIO_CLK)}
Transition time, MDIO_CLK
4 t_{su(MDIO-MDIO_CLKH)} Setup time, MDIO_D data input valid before MDIO_CLK high
5 t_{h(MDIO_CLKH-MDIO)} Hold time, MDIO_D data input valid after MDIO_CLK high
MIN
MAX
400
180
5
10
0
MDIO_CLK
1
3
3
UNIT
ns
ns
ns
ns
ns
MDIO_D
(input)
4
5
Figure 5-26. MDIO Input Timing
Table 5-39. Switching Characteristics Over Recommended Operating Conditions for MDIO Output
(see Figure 5-27)
No.
7
t_{d(MDIO_CLKL-MDIO)}
PARAMETER
Delay time, MDIO_CLK low to MDIO_D data output valid
MIN MAX UNIT
0
100
ns
1
MDIO_CLK
7
MDIO_D
(output)
Figure 5-27. MDIO Output Timing
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Peripheral Information and Electrical Specifications
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