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STM8S105K4U3ATR - STMicroelectronics

Description: Access line, 16 MHz STM8S 8-bit MCU, up to 32 Kbyte Flash, integrated EEPROM, 10-bit ADC, timers, UART, SPI, I²C

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STM8S105K4U3ATR - STMicroelectronics PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UFQFPN - 32 pins
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3D Models
STM8S105K4U3ATR - STMicroelectronics  - 3D model - Quad Flat No-Lead - UFQFPN - 32 pins
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STM8S105K4U3ATR Details

  • Manufacturer Part Number:

    STM8S105K4U3ATR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.15

  • Factory Lead Time:

    10 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    9

  • Has ADC:

    YES

  • Bit Size:

    8

  • Boundary Scan:

    NO

  • CPU Family:

    STM8

  • Clock Frequency-Max:

    16 MHz

  • DAC Channels:

    NO

  • DMA Channels:

    NO

  • Format:

    FIXED POINT

  • Integrated Cache:

    NO

  • JESD-30 Code:

    S-XQCC-N32

  • Length:

    5 mm

  • Low Power Mode:

    YES

  • Number of External Interrupts:

    23

  • Number of I/O Lines:

    25

  • Number of Serial I/Os:

    1

  • Number of Terminals:

    32

  • Number of Timers:

    5

  • On Chip Data RAM Width:

    8

  • On Chip Program ROM Width:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • PWM Channels:

    YES

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC32,.2SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • RAM (bytes):

    2048

  • ROM (words):

    16384

  • ROM Programmability:

    FLASH

  • Seated Height-Max:

    0.6 mm

  • Speed:

    16 MHz

  • Supply Current-Max:

    8 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.95 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    5 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROCONTROLLER, RISC

STM8S105K4U3ATR Frequently Asked Questions (FAQs)

  • The maximum clock frequency that can be used with the internal oscillator is 16 MHz, but it's recommended to use a maximum of 12 MHz to ensure stability and accuracy.
  • To configure the WDT to reset the microcontroller, you need to set the WDT prescaler to a non-zero value, enable the WDT, and then write a value to the WDT counter register. The WDT will then reset the microcontroller if the counter reaches zero before being reloaded.
  • No, the UART on the STM8S105K4U3ATR only supports asynchronous mode. It does not have a clock output or input for synchronous mode.
  • To enable the internal pull-up resistors on the GPIO pins, you need to set the corresponding bit in the GPIOx_PUDDR register to 1. This will enable the pull-up resistor on the specified pin.
  • The minimum voltage required for the STM8S105K4U3ATR to operate is 2.95V, but it's recommended to use a minimum of 3.0V to ensure reliable operation.

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STM8S105K4U3ATR Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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