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| TDA3MV Datasheet, PDF (171/256 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
(1) i in [i:0] = 3
Table 7-49. Switching Characteristics for MMC - SDR25 Mode (2)
NO. PARAMETER
SDR251 fop(clk)
SDR252 tw(clkH)
H
SDR252L tw(clkL)
DESCRIPTION
Operating frequency, mmc_clk
Pulse duration, mmc_clk high
Pulse duration, mmc_clk low
SDR255 td(clkL-cmdV)
SDR256 td(clkL-dV)
Delay time, mmc_clk falling clock edge to mmc_cmd transition
Delay time, mmc_clk falling clock edge to mmc_dat[i:0] transition
(1) P = output mmc_clk period in ns
(2) i in [i:0] = 3
MIN
0.5*P-
0.270
0.5*P-
0.270
-8.8
-8.8
MAX
48
6.6
6.6
UNIT
MHz
ns
ns
ns
ns
mmc_clk
mmc_cmd
mmc_dat[3:0]
SDR251
SDR252L
SDR253
SDR257
SDR252H
SDR254
SDR258
Figure 7-43. MMC/SD/SDIOj in - SDR25 - Receiver Mode
SPRS91v_MMC_07
mmc_clk
mmc_cmd
mmc_dat[3:0]
SDR251
SDR252H
SDR252L
SDR255
SDR256
SDR255
SDR256
Figure 7-44. MMC/SD/SDIOj in - SDR25 - Transmiter Mode
SPRS91v_MMC_08
CAUTION
The IO timings provided in this section are only valid if signals within a single
IOSET are used. The IOSETs are defined in Table 7-50.
In Table 7-50 are presented the specific groupings of signals (IOSET) for use with MMC.
SIGNALS
mmc_clk
mmc_cmd
mmc_dat0
mmc_dat1
Table 7-50. MMC IOSETs
BALL
C16
C17
E16
D16
IOSET1
MUX
5
5
5
5
BALL
W16
V16
U15
V15
IOSET2
MUX
5
5
5
5
BALL
B18
C18
A19
B20
IOSET3
MUX
5
5
5
5
Copyright © 2016â2017, Texas Instruments Incorporated
Timing Requirements and Switching Characteristics 171
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