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TMS320DM6467T
www.ti.com
SPRS605C JULY 2009REVISED JUNE 2012
Table 7-116. Additional Output Switching Characteristics of 4-Pin Chip-Select Option in Master Mode
(1)(2)
-1G
NO. PARAMETER UNIT
MIN MAX
Output setup time, SPI_CS[n] active before first
SPI_CLK rising edge, polarity = 0, phase = 0, (C2TDELAY + 2) * P - 6
SPIDELAY.C2TDELAY = 0
Output setup time, SPI_CS[n] active before first
SPI_CLK rising edge, polarity = 0, phase = 1, (C2TDELAY + 2) * P - 6
SPIDELAY.C2TDELAY = 0
19 t
osu(CS-CLK)
(3)
ns
Output setup time, SPI_CS[n] active before first
SPI_CLK falling edge, polarity = 1, phase = 0, (C2TDELAY + 2) * P - 6
SPIDELAY.C2TDELAY = 0
Output setup time, SPI_CS[n] active before first
SPI_CLK falling edge, polarity = 1, phase = 1, (C2TDELAY + 2) * P - 6
SPIDELAY.C2TDELAY = 0
Delay time, final SPI_CLK falling edge to master
deasserting SPI_CS[n], polarity = 0, phase = 0,
(T2CDELAY + 1) * P - 6
SPIDELAY.T2CDELAY = 0, SPIDAT1.CSHOLD
not enabled
Delay time, final SPI_CLK falling edge to master
deasserting SPI_CS[n], polarity = 0, phase = 1,
(T2CDELAY + 1) * P - 6
SPIDELAY.T2CDELAY = 0, SPIDAT1.CSHOLD
not enabled
20 t
d(CLK-CS)
ns
Delay time, final SPI_CLK rising edge to master
deasserting SPI_CS[n], polarity = 1, phase = 0,
(T2CDELAY + 1) * P - 6
SPIDELAY.T2CDELAY = 0, SPIDAT1.CSHOLD
not enabled
Delay time, final SPI_CLK rising edge to master
deasserting SPI_CS[n], polarity = 1, phase = 1,
(T2CDELAY + 2) * P - 6
SPIDELAY.T2CDELAY = 0, SPIDAT1.CSHOLD
not enabled
(1) P = period of SPI core clock
(2) Figure 7-86 shows only polarity = 0, phase = 0 as an example.
(3) The Master SPI is ready with new data before SPI_CS[n] assertion.
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