Electrical characteristics
STM8S103xx, STM8S105xx
7.3
Operating conditions
Table 13. General operating conditions(1)
Symbol
Parameter
Conditions
Min Max Unit
fCPU Internal CPU clock frequency
0
VDD/VDD_IO Standard operating voltage
3.0
LQFP48
Power dissipation at
PD
TA= 85° C for suffix 6
or TA= 125° C for suffix 3
LQFP44
LQFP32
VFQFN32
TSSOP20
Ambient temperature for 6
Maximum power dissipation -40
suffix version
Low power dissipation(2)
-40
TA
Ambient temperature for 3
Maximum power dissipation -40
suffix version
Low power dissipation (2)
-40
6 suffix version
-40
TJ
Junction temperature range
3 suffix version
-40
16
5.5
TBD
TBD
TBD
TBD
TBD
85
105
125
TBD
105
TBD
MHz
V
mW
°C
°C
°C
°C
°C
°C
1. TBD = to be determined.
2. In low power dissipation state, TA can be extended to this range as long as TJ does not exceed TJmax
Figure 12. fCPUmax versus VDD
fCPU [MHz]
FUNCTIONALITY
NOT GUARANTEED 16
IN THIS AREA
12
8
4
0
FUNCTIONALITY
GUARANTEED
@ TA -40 to 125 °C
3.0
4.0
5.0 5.5
SUPPLY VOLTAGE [V]
38/56