C8051F2XX Datasheet, PDF (109/146 Pages) Silicon Laboratories – Mixed Signal 8 kB ISP Flash MCU Family

C8051F2xx
SFR Definition 14.15. P3MODE: Port3 Digital/Analog Input Mode*
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Value
11111111
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0 SFR Address:
0xF4
Bits7–0: Port3 Digital/Analog Output Mode
0: Corresponding Port3 pin Digital Input disabled. (For analog use, i.e., ADC).
1: Corresponding Port3 pin Digital Input is enabled.
* (Available on C8051F206, C8051F220/6 and C8051F230/6)
Table 14.1. Port I/O DC Electrical Characteristics
V_DD = 2.7 to 3.6 V, –40 to +85 °C unless otherwise specified.
Parameter
Conditions
I_OH = –10 uA, Port I/O push-pull
Output High Voltage
I_OH = –3 mA, Port I/O push-pull
Output Low Voltage
I_OH = –10 mA, Port I/O push-pull
I_OL = 10 uA
I_OL = 8.5 mA
I_OL = 25 mA
Input High Voltage
Input Low Voltage
Input Leakage Current
Capacitive Loading
DGND < Port Pin < V_DD, Pin Tri-state
Weak Pull-up Off
Weak Pull-up On
Min Typ Max
V_DD –
0.1
V_DD –
0.7
V_DD –
0.8
0.1
1.0
0.6
0.7 x
V_DD
0.3 x
V_DD
30
±1
3
Units
V
V
V
V
µA
pF
Rev. 1.6
109