EFR32BG1V132F256 Datasheet, PDF (52/94 Pages) Silicon Laboratories – ConfidentialEFR32BG1 Blue Gecko Bluetooth® Smart SoC CSP Family

SPI Slave Timing
EFR32BG1 Blue Gecko Bluetooth® Smart SoC CSP Family Data Sheet
Electrical Specifications
Confidential ^{Table4.33. SPISlaveTiming}
Parameter
Symbol
Test Condition
Min
Typ
SCKL period ^{1 2}
t_{SCLK_sl}
2*
—
t_HFPERCLK
SCLK high period^{1 2}
t_{SCLK_hi}
3*
—
t_HFPERCLK
SCLK low period ^{1 2}
t_{SCLK_lo}
3*
—
t_HFPERCLK
CS active to MISO ^{1 2}
t_{CS_ACT_MI}
4
—
CS disable to MISO ^{1 2}
t_{CS_DIS_MI}
4
—
MOSI setup time ^{1 2}
t_{SU_MO}
4
—
MOSI hold time ^{1 2}
t_{H_MO}
3+2*
—
t_HFPERCLK
SCLK to MISO ^{1 2}
t_{SCLK_MI}
16 +
—
t_HFPERCLK
Note:
1. Applies for both CLKPHA = 0 and CLKPHA = 1 (figure only shows CLKPHA = 0)
2. Measurement done with 8 pF output loading at 10% and 90% of V_DD (figure shows 50% of V_DD)
Max
—
—
—
50
50
—
—
66 + 2 *
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
Figure 4.2. SPI Slave Timing Diagram
tCS_DIS_MI
Unit
ns
ns
ns
ns
ns
ns
ns
ns
4.2 Typical Performance Curves
Typical performance curves indicate typical characterized performance under the stated conditions.
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