Microchip Technology MA330031-2 Data Sheet
dsPIC33EPXXXGP50X, dsPIC33EPXXXMC20X/50X AND PIC24EPXXXGP/MC20X
DS70000657H-page 408
2011-2013 Microchip Technology Inc.
TABLE 30-11: DC CHARACTERISTICS: I/O PIN INPUT SPECIFICATIONS
DC CHARACTERISTICS
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature
(unless otherwise stated)
Operating temperature
-40°C
T
A
+85°C for Industrial
-40°C
T
A
+125°C for Extended
Param
No.
Symbol
Characteristic
Min.
Typ.
Max.
Units
Conditions
V
IL
Input Low Voltage
DI10
Any I/O Pin and MCLR
V
SS
—
0.2 V
DD
V
DI18
I/O Pins with SDAx, SCLx
V
SS
—
0.3 V
DD
V
SMBus disabled
DI19
I/O Pins with SDAx, SCLx
V
SS
—
0.8
V
SMBus enabled
V
IH
Input High Voltage
DI20
I/O Pins Not 5V Tolerant
0.8 V
DD
—
V
DD
V
(Note
)
I/O Pins 5V Tolerant and
MCLR
MCLR
0.8 V
DD
—
5.5
V
(Note
)
I/O Pins with SDAx, SCLx
0.8 V
DD
—
5.5
V
SMBus disabled
I/O Pins with SDAx, SCLx
2.1
—
5.5
V
SMBus enabled
I
CNPU
Change Notification
Pull-up Current
Pull-up Current
DI30
150
250
550
A
V
DD
= 3.3V, V
PIN
= V
SS
I
CNPD
Change Notification
Pull-Down Current
Pull-Down Current
)
DI31
20
50
100
A
V
DD
= 3.3V, V
PIN
= V
DD
Note 1:
The leakage current on the MCLR pin is strongly dependent on the applied voltage level. The specified
levels represent normal operating conditions. Higher leakage current can be measured at different input
voltages.
levels represent normal operating conditions. Higher leakage current can be measured at different input
voltages.
2:
Negative current is defined as current sourced by the pin.
3:
See the “
”
section for the 5V tolerant I/O pins.
4:
V
IL
source < (V
SS
– 0.3). Characterized but not tested.
5:
Non-5V tolerant pins V
IH
source > (V
DD
+ 0.3), 5V tolerant pins V
IH
source > 5.5V. Characterized but not
tested.
6:
Digital 5V tolerant pins cannot tolerate any “positive” input injection current from input sources > 5.5V.
7:
Non-zero injection currents can affect the ADC results by approximately 4-6 counts.
8:
Any number and/or combination of I/O pins not excluded under I
ICL
or I
ICH
conditions are permitted
provided the mathematical “absolute instantaneous” sum of the input injection currents from all pins do not
exceed the specified limit. Characterized but not tested.
exceed the specified limit. Characterized but not tested.