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Appendix A Electrical Characteristics
MC9S12XE-Family Reference Manual Rev. 1.07
Freescale Semiconductor
927
A.1.9
I/O Characteristics
This section describes the characteristics of all I/O pins except EXTAL, XTAL, TEST and supply pins.
Table A-6. 3.3-V I/O Characteristics
ALL 3.3V RANGE I/O PARAMETERS ARE SUBJECT TO CHANGE FOLLOWING CHARACTERIZATION
Conditions are 3.13 V < V
DD35
< 3.6 V temperature from –40
°
C to +150
°
C, unless otherwise noted
I/O Characteristics for all I/O pins except EXTAL, XTAL,TEST 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
T Input hysteresis
V
HYS
—
250
—
mV
4
P 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
1
Maximum leakage current occurs at maximum operating temperature.
2
Refer to
Section A.1.4, “Current Injection”
for more details
3
Parameter only applies in stop or pseudo stop mode.
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
P Internal pull up resistance
V
IH
min > input voltage > V
IL
max
V
OL
—
—
0.4
V
9
R
PUL
25
—
50
K
10
P Internal pull down resistance
V
IH
min > input voltage > V
IL
max
R
PDH
25
—
50
K
11
D Input capacitance
C
in
—
6
—
pF
12
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
13
D Port H, J, P interrupt input pulse filtered (STOP)
3
t
PULSE
—
—
3
μ
s
14
D Port H, J, P interrupt input pulse passed(STOP)
3
t
PULSE
10
—
—
μ
s
15
D Port H, J, P interrupt input pulse filtered (STOP)
t
PULSE
—
—
3
tcyc
16
D Port H, J, P interrupt input pulse passed(STOP)
t
PULSE
4
—
—
tcyc
17
D IRQ pulse width, edge-sensitive mode (STOP)
PW
IRQ
1
—
—
tcyc