Datasheet

Electrical characteristics STM32F050xx
68/97 Doc ID 023683 Rev 1
Figure 20. Five volt tolerant (FT and FTf) I/O input characteristics - CMOS port
Figure 21. Five volt tolerant (FT and FTf) I/O input characteristics - TTL port
MS30257V1
V
DD
(V)
2.0
V
IL
/V
IH
(V)
1.0
2.0 3.6
CMOS standard requirements V
IH min
= 0.7V
DD
V
ILmax
= 0.475V
DD
-0.2
0.5
CMOS standard requirements V
ILmax
= 0.3V
DD
V
IHmin
= 0.5V
DD
+0.2
Input range not
guaranteed
MS30258V1
V
DD
(V)
2.0
V
IL
/V
IH
(V)
1.0
2.0 3.6
V
ILmin
= 0.475V
DD
-0.2
0.5
V
IHmin
= 0.5V
DD
+0.2
Input range not
guaranteed
2.7
TTL standard requirements V
IHmin
= 2 V
TTL standard requirements V
ILmax
= 0.8 V
0.8