CC2640R2L
ZHCSRK4A –APRIL 2020 –REVISED SEPTEMBER 2020
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8.22 DC Characteristics
PARAMETER
TEST CONDITIONS
TA = 25°C, VDDS = 1.8 V
MIN
1.32
1.32
TYP
MAX UNIT
GPIO VOH at 8-mA load
GPIO VOL at 8-mA load
GPIO VOH at 4-mA load
GPIO VOL at 4-mA load
GPIO pullup current
IOCURR = 2, high-drive GPIOs only
IOCURR = 2, high-drive GPIOs only
IOCURR = 1
1.54
0.26
1.58
0.21
71.7
21.1
V
0.32
0.32
V
V
IOCURR = 1
V
Input mode, pullup enabled, Vpad = 0 V
Input mode, pulldown enabled, Vpad = VDDS
µA
µA
GPIO pulldown current
GPIO high/low input transition,
no hysteresis
IH = 0, transition between reading 0 and reading 1
IH = 1, transition voltage for input read as 0 →1
IH = 1, transition voltage for input read as 1 →0
0.88
1.07
V
V
GPIO low-to-high input transition,
with hysteresis
GPIO high-to-low input transition,
with hysteresis
0.74
0.33
V
V
GPIO input hysteresis
IH = 1, difference between 0 →1 and 1 →0 points
TA = 25°C, VDDS = 3.0 V
GPIO VOH at 8-mA load
GPIO VOL at 8-mA load
GPIO VOH at 4-mA load
GPIO VOL at 4-mA load
IOCURR = 2, high-drive GPIOs only
IOCURR = 2, high-drive GPIOs only
IOCURR = 1
2.68
0.33
2.72
0.28
V
V
V
V
IOCURR = 1
TA = 25°C, VDDS = 3.8 V
GPIO pullup current
Input mode, pullup enabled, Vpad = 0 V
Input mode, pulldown enabled, Vpad = VDDS
277
113
µA
µA
GPIO pulldown current
GPIO high/low input transition,
no hysteresis
IH = 0, transition between reading 0 and reading 1
IH = 1, transition voltage for input read as 0 →1
IH = 1, transition voltage for input read as 1 →0
1.67
1.94
V
V
GPIO low-to-high input transition,
with hysteresis
GPIO high-to-low input transition,
with hysteresis
1.54
0.4
V
V
GPIO input hysteresis
IH = 1, difference between 0 →1 and 1 →0 points
TA = 25°C
Lowest GPIO input voltage reliably interpreted as a
«High»
VIH
VIL
0.8 VDDS(1)
VDDS(1)
Highest GPIO input voltage reliably interpreted as a
«Low»
0.2
(1) Each GPIO is referenced to a specific VDDS pin. See the technical reference manual listed in 节11.3 for more details.
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