Data Sheet

Confidential
4.15 GPIO Pins
Unless otherwise indicated, typical conditions are: VDD = 3.0 V.
Table 4.15. GPIO Pins
Parameter Symbol Test Condition Min Typ Max Unit
Leakage current I
LEAK_IO
MODEx = DISABLED, VDD =
1.71V
— 1.9 — nA
MODEx = DISABLED, VDD = 3.0
V
— 2.5 — nA
MODEx = DISABLED, VDD = 3.3
V T
A
= 105 °C
— — TBD nA
Input low voltage
1
V
IL
Any GPIO pin — — 0.3 * VDD V
RESETn — — 0.3 * DVDD V
Input high voltage
1
V
IH
Any GPIO pin 0.7 * VDD — — V
RESETn 0.7 * DVDD — — V
Hysteresis of input voltage V
HYS
Any GPIO pin 0.05 * VDD — — V
RESETn 0.05 *
DVDD
— — V
Output low voltage V
OL
Sinking 20mA, VDD = 3.0 V — — 0.2 * VDD V
Sinking 8mA, VDD = 1.62 V — — 0.4 * VDD V
Output high voltage V
OH
Sourcing 20mA, VDD = 3.0 V 0.8 * VDD — — V
Sourcing 8mA, VDD = 1.62 V 0.6 * VDD — — V
GPIO rise time T
GPIO_RISE
VDD = 3.0V, C
load
= 50pF, SLEW-
RATE = 4, 10% to 90%
— 8.4 — ns
VDD = 1.7V, C
load
= 50pF, SLEW-
RATE = 4, 10% to 90%
— 13 — ns
GPIO fall time T
GPIO_FALL
VDD = 3.0V, C
load
= 50pF, SLEW-
RATE = 4, 90% to 10%
— 7.1 — ns
VDD = 1.7V, C
load
= 50pF, SLEW-
RATE = 4, 90% to 10%
— 11.9 — ns
Pull up/down resistance R
PULL
GPIO pull-up to VDD: MODEn =
DISABLE, DOUT=1. GPIO pull-
down to VSS: MODEn = WIRE-
DORPULLDOWN, DOUT = 0.
RESETn pin pull-up to DVDD.
35 44 55 kΩ
Maximum filtered glitch width T
GF
MODE = INPUT, DOUT = 1 — 27 — ns
Note:
1. GPIO input thresholds are proportional to the VDD pin. RESETn input thresholds are proportional to the internal DVDD supply,
which is generated by the DC-DC converter. DVDD is equal to 1.8 V when DC-DC is active and bypassed to VDD when DC-DC
is inactive.
MGM220P Wireless Gecko Bluetooth Module Data Sheet
Electrical Characteristics
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