CC2640R2FYFVT.B datasheet(29/74 Pages) TI2

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SSIClk

(SPO = 1)

SSITx

(Master)

SSIRx

(Slave)

LSB

SSIClk

(SPO = 0)

SSIFss

LSB

MSB

Figure 8-3. SSI Timing for SPI Frame Format (FRF = 00), With SPH = 1

8.25 DC Characteristics

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

TA = 25°C, VDDS = 1.8 V

GPIO VOH at 8-mA load

IOCURR = 2, high-drive GPIOs only

1.32

1.54

GPIO VOL at 8-mA load

IOCURR = 2, high-drive GPIOs only

0.26

0.32

GPIO VOH at 4-mA load

IOCURR = 1

1.32

1.58

GPIO VOL at 4-mA load

IOCURR = 1

0.21

0.32

GPIO pullup current

Input mode, pullup enabled, Vpad = 0 V

71.7

µA

GPIO pulldown current

Input mode, pulldown enabled, Vpad = VDDS

21.1

µA

GPIO high/low input transition,

no hysteresis

IH = 0, transition between reading 0 and reading 1

0.88

GPIO low-to-high input transition,

with hysteresis

IH = 1, transition voltage for input read as 0 → 1

1.07

GPIO high-to-low input transition,

with hysteresis

IH = 1, transition voltage for input read as 1 → 0

0.74

GPIO input hysteresis

IH = 1, difference between 0 → 1 and 1 → 0 points

0.33

TA = 25°C, VDDS = 3.0 V

GPIO VOH at 8-mA load

IOCURR = 2, high-drive GPIOs only

2.68

GPIO VOL at 8-mA load

IOCURR = 2, high-drive GPIOs only

0.33

GPIO VOH at 4-mA load

IOCURR = 1

2.72

GPIO VOL at 4-mA load

IOCURR = 1

0.28

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CC2640R2F

SWRS204C – DECEMBER 2016 – REVISED SEPTEMBER 2020

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