EFR32BG12P232F Datasheet, PDF (103/181 Pages) Silicon Laboratories – EFR32BG12 Blue Gecko Bluetooth ®Low Energy SoC Family Data Sheet

SPI Slave Timing
EFR32BG12 Blue Gecko Bluetooth ^®Low Energy SoC Family Data Sheet
Electrical Specifications
Table 4.54. SPI Slave Timing
Parameter
Symbol
Test Condition
Min
Typ
SCLK period ^{1 3 2}
t_SCLK
6*
—
t_HFPERCLK
SCLK high time^{1 3 2}
t_{SCLK_HI}
2.5 *
—
t_HFPERCLK
SCLK low time^{1 3 2}
t_{SCLK_LO}
2.5 *
—
t_HFPERCLK
CS active to MISO ^{1 3}
t_{CS_ACT_MI}
4
—
CS disable to MISO ^{1 3}
t_{CS_DIS_MI}
4
—
MOSI setup time ^{1 3}
t_{SU_MO}
8
—
MOSI hold time ^{1 3 2}
t_{H_MO}
7
—
SCLK to MISO ^{1 3 2}
t_{SCLK_MI}
10 + 1.5 *
—
t_HFPERCLK
Note:
1. Applies for both CLKPHA = 0 and CLKPHA = 1 (figure only shows CLKPHA = 0).
2. t_HFPERCLK is one period of the selected HFPERCLK.
3. Measurement done with 8 pF output loading at 10% and 90% of V_DD (figure shows 50% of V_DD).
Max
Unit
—
ns
—
ns
—
ns
70
ns
50
ns
—
ns
—
ns
65 + 2.5 *
ns
t_HFPERCLK
CS
SCLK
CLKPOL = 0
SCLK
CLKPOL = 1
MOSI
MISO
tCS_ACT_MI
tSU_MO
tH_MO
tSCLK_HI
tSCLK_LO
tSCLK
tSCLK_MI
tCS_DIS_MI
Figure 4.2. SPI Slave Timing Diagram
4.2 Typical Performance Curves
Typical performance curves indicate typical characterized performance under the stated conditions.
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