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Appendix A Electrical Characteristics
MC9S12XDP512 Data Sheet, Rev. 2.17
1246
Freescale Semiconductor
A.1.9
I/O Characteristics
This section describes the characteristics of all I/O pins except EXTAL, XTAL,XFC,TEST,VREGEN and
supply pins.
CAUTION
Theinternalpullup/pulldowndevicespecificationisdifferentdependingon
maskset.
Table A-6. 3.3-V I/O Characteristics
Conditions are 3.15 V < V
DD35
< 3.6 V temperature from –40
°
C to +140
°
C, unless otherwise noted
I/O Characteristics for all I/O pins except EXTAL, XTAL,XFC,TEST, VREGEN and supply pins.
Num
C
Rating
Symbol
Min
Typ
Max
Unit
1
P Input high voltage
V
IH
0.65*V
DD35
—
—
V
T Input high voltage
V
IH
—
—
V
DD35
+ 0.3
V
2
P Input low voltage
V
IL
—
—
0.35*V
DD35
V
T Input low voltage
V
IL
V
SS35
– 0.3
—
—
V
3
C Input hysteresis
V
HYS
250
mV
4
C Input leakage current (pins in high impedance input
mode)
1
Vin= VDD35or VSS35
C Output high voltage (pins in output mode)
Partial drive IOH= –0.75 mA
P Output high voltage (pins in output mode)
Full drive I
OH
= –4 mA
I
in
–1
—
1
μ
A
5
V
OH
V
DD35
– 0.4
—
—
V
6
V
OH
V
DD35
– 0.4
—
—
V
7
C Output low voltage (pins in output mode)
Partial Drive I
OL
= +0.9 mA
V
OL
—
—
0.4
V
8
P Output low voltage (pins in output mode)
Full Drive IOL= +4.75 mA
V
OL
—
—
0.4
V
Internal pull up/pull down device specification (items 9 to 12) only valid for masksets 0L15Y & 1L15Y
9
P Internal pull up device current, tested at V
IL
max.
I
PUL
—
—
–60
μ
A
10
C Internal pull up device current, tested at V
IH
min.
I
PUH
-6
—
-
μ
A
11
P Internal pull down device current, tested at V
IH
min.
I
PDH
—
—
60
μ
A
12
C Internal pull down device current, tested at V
IL
max.
I
PDL
6
—
—
μ
A
Internal pull up/pull down device specification (items 13 to 14) valid for all other masksets
13
P Internal pull up resistance
VIH min > input voltage > VIL max
R
PUL
25
55
K
14
P Internal pull down resistance
VIH min > input voltage > VIL max
R
PDH
25
55
K
15
D Input capacitance
C
in
—
6
—
pF
16
T Injection current
2
Single pin limit
Total device limit, sum of all injected currents
I
ICS
I
ICP
–2.5
–25
—
2.5
25
mA