STM32F051R4U7(2012) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

STM32F051R4U7
(Rev.:2012)

Low- and medium-density advanced ARM™-based 32-bit MCU with 16 to 64 Kbytes Flash, timers, ADC, DAC and comm. interfaces

STMicroelectronics 

STM32F051x

Electrical characteristics

Figure 16. TC and TTa I/O input characteristics - CMOS port

VIL/VIH (V)

VIHmin 2.0

1.3

VILmax 0.7

0.6

Input range not

guaranteed

2.0

CMOS standard

requirements

VIHmin

=

0.7VDD

VIHmin

=

0.445VDD+0.398

VILmax = 0.3VDD+0.07

CMOS standard requirements VILmax = 0.3VDD

VDD (V)

2.7

3.0

3.3

3.6

MS30255V1

Figure 17. TC and TTa I/O input characteristics - TTL port

VIL/VIH (V)

VIHmin 2.0

1.3

VILmax 0.8

0.7

Input range not

guaranteed

TTL standard requirements VIHmin = 2 V

VIHmin = 0.445VDD+0.398

VILmax = 0.3VDD+0.07

TTL standard requirements VILmax = 0.8 V

VDD (V)

2.0

2.7

3.0

3.3

3.6

MS30256V1

Doc ID 022265 Rev 3

71/105

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