STM8S003K3U6CTR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM8S003K3U6CTR

Value line, 16-MHz STM8S 8-bit MCU, 8-Kbyte Flash memory, 128-byte data EEPROM, 10-bit ADC, 3 timers, UART, SPI, I²C

STMicroelectronics 

Electrical characteristics

STM8S003F3 STM8S003K3

Table 33. HSE oscillator characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

fHSE

External high speed oscillator

frequency

-

1

-

16

MHz

RF

Feedback resistor

-

C(1) Recommended load capacitance (2)

-

-

220

-

-

-

kΩ

20

pF

IDD(HSE) HSE oscillator power consumption

C = 20 pF,

fOSC = 16 MHz

C = 10 pF,

fOSC = 16 MHz

-

-

gm

Oscillator transconductance

tSU(HSE)(4) Startup time

-

5

VDD is stabilized

-

-

6 (startup)

1.6 (stabilized)(3)

mA

-

6 (startup)

1.2 (stabilized)(3)

-

-

mA/V

1

-

ms

1. C is approximately equivalent to 2 x crystal Cload.

2.

The oscillator selection can be optimized in terms

Refer to crystal manufacturer for more details

of

supply

current

using

a

high

quality

resonator

with

small

Rm

value.

3. Data based on characterization results.

4.

rteSaUc(HheSEd).

is the start-up time measured from the

This value is measured for a standard

moment it is enabled

crystal resonator and

(by software) to a stabilized

it can vary significantly with

16

the

MHz oscillation is

crystal manufacturer.

Figure 18. HSE oscillator circuit diagram

Rm

Lm CO

Cm

Resonator

CL1

OSCIN

Resonator

fHSE to core

RF

gm

Consumption

control

CL2

OSCOUT

STM8

MS36490V3

62/103

DS7147 Rev 10

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