Texas Instruments SimpleLink CC2651R3SIPA Manual page 21

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8.15.4 Synchronous Serial Interface (SSI) Characteristics
8.15.4.1 Synchronous Serial Interface (SSI) Characteristics
over operating free-air temperature range (unless otherwise noted)
PARAMETER
NO.
S1 t
clk_per
(1)
S2 t
clk_high
(1)
S3 t
clk_low
(1) Refer to SSI timing diagrams Figure 8-1, Figure 8-2, and Figure 8-3.
(2) When using the TI-provided Power driver, the SSI system clock is always 48 MHz.
SSIClk
SSIFss
SSITx
SSIRx
Figure 8-1. SSI Timing for TI Frame Format (FRF = 01), Single Transfer Timing Measurement
S2
SSIClk
S3
SSIFss
SSITx
MSB
SSIRx
Figure 8-2. SSI Timing for MICROWIRE Frame Format (FRF = 10), Single Transfer
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PARAMETER
SSIClk cycle time
SSIClk high time
SSIClk low time
S1
S2
S3
MSB
S1
LSB
8-bit control
Product Folder Links:
SWRS278B – FEBRUARY 2022 – REVISED AUGUST 2023
MIN
12
LSB
4 to 16 bits
0 MSB
4 to 16 bits output data
CC2651R3SIPA
CC2651R3SIPA
TYP MAX UNIT
65024 System Clocks
0.5 t
clk_per
0.5 t
clk_per
LSB
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(2)
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