
Electrical Characteristics
S12P-Family Reference Manual, Rev. 1.13
508
Freescale Semiconductor
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 3.15 V < VDD35 < 3.6 V junction 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
VIH
0.65*VDD35
——
V
T Input high voltage
VIH
——
VDD35 + 0.3
V
2
P Input low voltage
VIL
—
0.35*VDD35
V
T Input low voltage
VIL
VSS35 – 0.3
—
V
3
C Input hysteresis
VHYS
250
mV
4
P
C
Input leakage current (pins in high impedance input
mode)(1) Vin = VDD35 or VSS35
M temperature range –40
°C to +150°C
V temperature range –40
°C to +125°C
C temperature range –40
°C to +105°C
1. Maximum leakage current occurs at maximum operating temperature. Current decreases by approximately one-half for each
8
°C to 12 C° in the temperature range from 50°C to 125°C.
I
in
–1.00
-0.75
-0.50
—
1.00
0.75
0.50
A
5
C Output high voltage (pins in output mode)
Partial drive IOH = –0.75 mA
V
OH
VDD35 – 0.4
—
V
6
P Output high voltage (pins in output mode)
Full drive IOH = –4 mA
VOH
VDD35 – 0.4
—
V
7
C Output low voltage (pins in output mode)
Partial Drive IOL = +0.9 mA
VOL
—
0.4
V
8
P Output low voltage (pins in output mode)
Full Drive IOL = +4.75 mA
V
OL
—
0.4
V
9
P Internal pull up resistance
VIH min > input voltage > VIL max
RPUL
25
—
50
K
10
P Internal pull down resistance
VIH min > input voltage > VIL max
RPDH
25
—
50
K
11
D Input capacitance
Cin
—6—
pF
12
T Injection current(2)
Single pin limit
Total device limit, sum of all injected currents
IICS
IICP
–2.5
–25
—
2.5
25
mA
13
P Port J, P interrupt input pulse ltered (STOP)(3)
3. Parameter only applies in stop or pseudo stop mode.
tPULSE
——
3
s
14
P Port J, P interrupt input pulse passed (STOP)3
tPULSE
10
—
s
15
D Port J, P interrupt input pulse ltered (STOP)
tPULSE
—
3
tcyc
16
D Port J, P interrupt input pulse passed (STOP)
tPULSE
4
—
tcyc
17
D IRQ pulse width, edge-sensitive mode (STOP)
PWIRQ
1
—
tcyc