Datasheet

Table Of Contents
TMS320DM6467T
SPRS605C JULY 2009REVISED JUNE 2012
www.ti.com
Table 7-117. Additional Output Switching Characteristics of 5-Pin Option in Master Mode
(1)
-1G
NO. PARAMETER UNIT
MIN MAX
Delay time, final SPI_CLK falling edge to
master deasserting SPI_CS[n],
polarity = 0, phase = 0, (T2CDELAY + 2) * P - 6
SPIDELAY.T2CDELAY = 0,
SPIDAT1.CSHOLD not enabled
Delay time, final SPI_CLK rising edge to
master deasserting SPI_CS[n],
polarity = 0, phase = 1, (T2CDELAY + 2) * P - 6
SPIDELAY.T2CDELAY[4:0] = 0,
SPIDAT1.CSHOLD not enabled
32 t
d(CLK-CS)
(2)
ns
Delay time, final SPI_CLK rising edge to
master deasserting SPI_CS[n],
polarity = 1, phase = 0, (T2CDELAY + 2) * P - 6
SPIDELAY.T2CDELAY = 0,
SPIDAT1.CSHOLD not enabled
Delay time, final SPI_CLK falling edge to
master deasserting SPI_CS[n],
polarity = 1, phase = 1, (T2CDELAY + 2) * P - 6
SPIDELAY.T2CDELAY = 0,
SPIDAT1.CSHOLD not enabled
Output setup time, SPI_CS[n] active before
first SPI_CLK rising edge, polarity = 0, (C2TDELAY + 2) * P - 6
phase = 0, SPIDELAY.C2TDELAY = 0
Output setup time, SPI_CS[n] active before
first SPI_CLK rising edge, polarity = 0, (C2TDELAY + 2) * P - 6
phase = 1, SPIDELAY.C2TDELAY = 0
22 t
osu(CS-CLK)
(2) (3)
ns
Output setup time, SPI_CS[n] active before
first SPI_CLK falling edge, polarity = 1, (C2TDELAY + 2) * P - 6
phase = 0, SPIDELAY.C2TDELAY = 0
Output setup time, SPI_CS[n] active before
first SPI_CLK falling edge, polarity = 1, (C2TDELAY + 2) * P - 6
phase = 1, SPIDELAY.C2TDELAY = 0
Delay time, SPI_EN assertion low to first
SPI_CLK rising edge, polarity = 0,
0.5T + P
phase = 0, SPI_EN was initially deasserted
and SPI_CLK delayed
Delay time, SPI_EN assertion low to first
SPI_CLK rising edge, polarity = 0,
P
phase = 1, SPI_EN was initially deasserted
and SPI_CLK delayed
23 t
d(CLK-EN)
(2)
ns
Delay time, SPI_EN assertion low to first
SPI_CLK falling edge, polarity = 1,
0.5T + P
phase = 0, SPI_EN was initially deasserted
and SPI_CLK delayed
Delay time, SPI_EN assertion low to first
SPI_CLK falling edge, polarity = 1,
P
phase = 1, SPI_EN was initially deasserted
and SPI_CLK delayed
(1) T = period of SPI_CLK; P = period of SPI core clock
(2) Figure 7-86 shows only polarity = 0, phase = 0 as an example.
(3) SPI_EN is immediately asserted, the SPI Master is ready with new data before SPI_CS[n] assertion.
318 Peripheral Information and Electrical Specifications Copyright © 2009–2012, Texas Instruments Incorporated
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