mc9s08sg4 Freescale Semiconductor, Inc, mc9s08sg4 Datasheet - Page 282

• Manufacturer Part Number: mc9s08sg4
• Description: 8-bit Microcontroller Family
• Manufacturer: Freescale Semiconductor, Inc

Appendix A Electrical Characteristics
inputs are tied to an appropriate logic voltage level (for instance, either V
pull-up resistor associated with the pin is enabled.
282
1
2
3
Supply voltage
Maximum current into V
Digital input voltage
Instantaneous maximum current
Storage temperature range
current-limiting resistor, calculate resistance values for positive (V
voltages, then use the larger of the two resistance values.
All functional non-supply pins are internally clamped to V
Power supply must maintain regulation within operating V
operating maximum current conditions. If positive injection current (V
I
out of regulation. Ensure external V
current. This will be the greatest risk when the MCU is not consuming power. Examples are: if
no system clock is present, or if the clock rate is very low (which would reduce overall power
consumption).
Input must be current limited to the value specified. To determine the value of the required
DD
Single pin limit (applies to all port pins)
, the injection current may flow out of V
Rating
MC9S08SG8 MCU Series Data Sheet, Rev. 3
Table A-2. Absolute Maximum Ratings
DD
DD
load will shunt current greater than maximum injection
1, 2, 3
DD
and could result in external power supply going
Symbol
V
T
I
V
DD
I
DD
stg
D
SS
In
DD
and V
range during instantaneous and
DD
–0.3 to V
DD
) and negative (V
–0.3 to +5.8
.
In
–55 to 150
SS
> V
Value
± 25
120
or V
DD
DD
) is greater than
+ 0.3
DD
) or the programmable
Freescale Semiconductor
SS
) clamp
Unit
mA
mA
°C
V
V