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| TDA3MV Datasheet, PDF (164/256 Pages) Texas Instruments – TDA3x SoC for Advanced Driver Assistance Systems (ADAS) 15mm Package (ABF) Silicon Revision 2.0 | |||
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TDA3MV, TDA3MA
TDA3LX, TDA3LA
SPRS964C â JUNE 2016 â REVISED JULY 2017
7.16.1 GMAC MDIO Interface Timings
Table 7-36, Table 7-37 and Figure 7-34 present Timing Requirements for MDIO.
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No PARAMETER
1
tc(MDC)
2
tw(MDCH)
3
tw(MDCL)
4
tsu(MDIO-MDC)
5
th(MDIO_MDC)
Table 7-36. Timing Requirements for MDIO Input
DESCRIPTION
MIN
Cycle time, MDC
400
Pulse Duration, MDC High
160
Pulse Duration, MDC Low
160
Setup time, MDIO valid before MDC High
90
Hold time, MDIO valid from MDC High
0
MAX
UNIT
ns
ns
ns
ns
ns
Table 7-37. Switching Characteristics Over Recommended Operating Conditions for MDIO Output
No PARAMETER
6
tt(MDC)
7
td(MDC-MDIO)
DESCRIPTION
Transition time, MDC
Delay time, MDC High to MDIO valid
MIN
MAX
UNIT
5
ns
10
390
ns
MDCLK
MDIO
(input)
1
MDIO2
MDIO3
MDIO6
MDIO4
MDIO5
MDIO6
MDIO
(output)
MDIO7
Figure 7-34. GMAC MDIO diagrams
SPRS91v_GMAC_07
164 Timing Requirements and Switching Characteristics
Copyright © 2016â2017, Texas Instruments Incorporated
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