User's Manual

DOC No: ZB7-DTS-D02
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Copyright © JORJIN TECHNOLOGIES INC. 2016 23
http://WWW.JORJIN.COM.TW
CONFIDENTIAL
4.20. DC Characteristics
Parameter
Test Conditions
Min
Typ
Max
Units
TA = 25°C, VDDS = 1.8 V
GPIO VOH at 8-mA load
IOCURR = 2, high drive GPIOs only
1.32
1.54
V
GPIO VOL at 8-mA load
IOCURR = 2, high drive GPIOs only
0.26
0.32
V
GPIO VOH at 4-mA load
IOCURR = 1
1.32
1.58
V
GPIO VOL at 4-mA load
IOCURR = 1
0.21
0.32
V
GPIO pullup current
Input mode, pullup enabled, Vpad=0V
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
V
GPIO low-to-high input
transition, with hysteresis
IH = 1, transition voltage for input read as 0→1
1.07
V
GPIO high-to-low input
transition, with hysteresis
IH = 1, transition voltage for input read as 1→0
0.74
V
GPIO input hysteresis
IH = 1, difference between 0→1 and 1→0 points
0.33
V
TA = 25°C, VDDS = 3.0 V
GPIO VOH at 8-mA load
IOCURR = 2, high drive GPIOs only
2.68
V
GPIO VOL at 8-mA load
IOCURR = 2, high drive GPIOs only
0.33
V
GPIO VOH at 4-mA load
IOCURR = 1
2.72
V
GPIO VOL at 4-mA load
IOCURR = 1
0.28
V
TA = 25°C, VDDS = 3.8 V
GPIO pullup current
Input mode, pullup enabled, Vpad = 0 V
277
μA
GPIO pulldown current
Input mode, pulldown enabled, Vpad = VDDS
113
μA
GPIO high/low input
transition, no hysteresis
IH = 0, transition between reading 0 and reading 1
1.67
V
GPIO low-to-high input
transition, with hysteresis
IH = 1, transition voltage for input read as 0→1
1.94
V
GPIO high-to-low input
transition, with hysteresis
IH = 1, transition voltage for input read as 1→0
1.54
V
GPIO input hysteresis
IH = 1, difference between 0→1 and 1→0 points
0.4
V
TA = 25°C
VIH
Lowest GPIO input voltage reliably interpreted as a
”High”
0.8
VDDS
(1)