10
MMC[x]_CLK (Output)
MMC[x]_CMD (Output)
MMC[x]_DAT[7:0] (Outputs)
11
RMII[x]_REFCLK
(Input)
5
7
6
8
9
AM3359, AM3358, AM3357, AM3356, AM3354, AM3352
SPRS717H – OCTOBER 2011 – REVISED MAY 2015
Table 7-88. Switching Characteristics for MMC[x]_CLK
(see
STANDARD MODE
HIGH-SPEED MODE
NO.
PARAMETER
UNIT
MIN
TYP
MAX
MIN
TYP
MAX
ƒ
op(CLK)
Operating frequency, MMC_CLK
24
48
MHz
t
cop(CLK)
Operating period: MMC_CLK
41.7
20.8
ns
5
f
id(CLK)
Identification mode frequency, MMC_CLK
400
400
kHz
t
cid(CLK)
Identification mode period: MMC_CLK
2500
2500
ns
(0.5 × P) –
(0.5 × P) –
6
t
w(CLKL)
Pulse duration, MMC_CLK low
ns
t
f(CLK)
t
f(CLK)
(0.5 × P) –
(0.5 × P) –
7
t
w(CLKH)
Pulse duration, MMC_CLK high
ns
t
r(CLK)
t
r(CLK)
8
t
r(CLK)
Rise time, all signals (10% to 90%)
2.2
2.2
ns
9
t
f(CLK)
Fall time, all signals (10% to 90%)
2.2
2.2
ns
(1) P = MMC_CLK period
Figure 7-93. MMC[x]_CLK Timing
Table 7-89. Switching Characteristics for MMC[x]_CMD and MMC[x]_DAT[7:0] – Standard Mode
(see
OPP100
OPP50
NO.
PARAMETER
UNIT
MIN
TYP
MAX
MIN
TYP
MAX
Delay time, MMC_CLK falling clock
10
t
d(CLKL-CMD)
–4
14
–4
17.5
ns
edge to MMC_CMD transition
Delay time, MMC_CLK falling clock
11
t
d(CLKL-DAT)
–4
14
–4
17.5
ns
edge to MMC_DATx transition
Figure 7-94. MMC[x]_CMD and MMC[x]_DAT[7:0] Output Timing—Standard Mode
222
Peripheral Information and Timings
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