CC3100MOD_15 Datasheet, PDF (16/41 Pages) Texas Instruments – CC3100MOD SimpleLink™ Certified Wi-Fi® Network Processor Internet-of-Things Module Solution for MCU Applications

CC3100MOD
SWRS161 – DECEMBER 2014
4.11 Timing Characteristics
4.11.1 SPI Host Interface Timings
Host
Launch
CC3100
Capture
T_P
CC3100
Launch
HOST_SPI_CLK
T_CLK
HOST_SPI_DIN
T_is
T_ih
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Host
Capture
HOST_SPI_DOUT
T_od
T_oh
Figure 4-6. SPI Host Interface Timing⁽¹⁾
SYMBOL
PARAMETER
MIN
MAX
UNIT
F
Clock frequency
20
MHz
T_CLK
Clock period
Duty cycle
41.6
45%
0.35 × VBAT
ns
55%
T_is
RX setup time: minimum time in which data is stable before
4
ns
capture edge
T_ih
RX hold time: minimum time in which data is stable after
4
ns
capture edge
T_od
TX setup propagation time: maximum time from launch edge
until data is stable
16
ns
T_oh
TX hold propagation time: minimum time of data stable after
launch edge
24
ns
C_L
Capacitive load on interface
20
pF
(1) Ensure that nCS (active-low signal) is asserted 10 ns before the clock is toggled. nCS can be deasserted 10 ns after the clock edge
16
Specifications
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