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Appendix A Electrical Characteristics
MC9S08SH8 MCU Series Data Sheet, Rev. 3
294
Freescale Semiconductor
A.6
DC Characteristics
This section includes information about power supply requirements and I/O pin characteristics.
Table A-6. DC Characteristics
Num C
Characteristic
Symbol
Condition
Min
Typ1
Max
Unit
1
— Operating voltage
VDD
—
2.7
—
5.5
V
2
C
All I/O pins,
5 V, ILoad = –4 mA
VDD – 1.5
—
P
low-drive strength
5 V, ILoad = –2 mA
VDD – 0.8
—
C Output high
VOH
3 V, ILoad = –1 mA
VDD – 0.8
—
V
C voltage
5 V, ILoad = –20 mA
VDD – 1.5
—
P
All I/O pins,
5 V, ILoad = –10 mA
VDD – 0.8
—
C
high-drive strength
3 V, ILoad = –5 mA
VDD – 0.8
—
3C
Output high
current
Max total IOH for
all ports
IOHT
VOUT < VDD
0
—
–100
mA
4
C
All I/O pins
5 V, ILoad = 4 mA
—
1.5
P
low-drive strength
5 V, ILoad = 2 mA
—
0.8
C Output low
VOL
3 V, ILoad = 1 mA
—
0.8
V
C voltage
5 V, ILoad = 20 mA
—
1.5
P
All I/O pins
5 V, ILoad = 10 mA
—
0.8
C
high-drive strength
3 V, ILoad = 5 mA
—
0.8
5C
Output low
current
Max total IOL for all ports
IOLT
VOUT > VSS
0
—
100
mA
6
P Input high voltage; all digital inputs
VIH
5V
0.65 x VDD
——
V
C
3V
0.7 x VDD
——
7
P Input low voltage; all digital inputs
VIL
5V
—
0.35 x VDD
V
C
3V
—
0.35 x VDD
8
C Input hysteresis
Vhys
0.06 x VDD
mV
9
P Input leakage current (per pin)
|I
In
|
VIn = VDD or VSS
—
0.1
1
μA
10
P
Hi-Z (off-state) leakage current
(per pin)
input/output port pins
|I
OZ
|
VIn = VDD or VSS,
—
0.1
1
μA
PTB5/IRQ/TCLK/RESET,
PTB6/SDA/XTAL pins
VIn = VDD or VSS
—0.2
2
μA
11
Pullup or Pulldown2 resistors; when
enabled
P
I/O pins RPU,RPD
17
37
52
k
Ω
C
RESET3
RPU
17
37
52
k
Ω
12
D DC injection current 4, 5, 6, 7
Single pin limit
VIN > VDD
0—2
mA
IIC
VIN < VSS,
0
—
–0.2
mA
Total MCU limit, includes
VIN > VDD
0
—
25
mA
sum of all stressed pins
VIN < VSS,0
—
–5
mA
13
D Input Capacitance, all pins
CIn
——
8
pF
14
D RAM retention voltage
VRAM
—
0.6
1.0
V