STM8AF5178 datasheet(59/110 Pages) STMICROELECTRONICS

59 / 110 page

STM8AF52/62xx, STM8AF51/61xx

Electrical characteristics

Doc ID 14395 Rev 9

59/110

10.3

Operating conditions

Figure 10.

fCPUmax versus VDD

Table 26.

General operating conditions

Symbol

Parameter

Conditions

Min

Max

Unit

fCPU

Internal CPU clock frequency

1 wait state

TA = -40 °C to 150 °C

MHz

0 wait state

TA = -40 °C to 150 °C

016

VDD/VDDIO Standard operating voltage

3.0

5.5

VCAP

(1)

Care should be taken when selecting the capacitor, due to its tolerance, as well as the parameter

dependency on temperature, DC bias and frequency in addition to other factors. The parameter maximum

value must be respected for the full application range.

CEXT: capacitance of external

capacitor

470

3300

ESR of external capacitor

at 1 MHz(2)

This frequency of 1 MHz as a condition for VCAP parameters is given by design of internal regulator.

-0.3

ESL of external capacitor

Ambient temperature

Suffix A

- 40

°C

Suffix B

105

Suffix C

125

Suffix D

150

Junction temperature range

Suffix A

Suffix B

110

Suffix C

130

Suffix D

155

fCPU [MHz]

Supply voltage [V]

3.0

4.0

5.0

Functionality

not guaranteed

in this area

5.5

Functionality guaranteed

@ TA -40 to 150 °C at 1 waitstate

Functionality guaranteed

@ TA -40 to 150 °C at 0 waitstate

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