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STM8S903K3T3CTR - STMicroelectronics

Description: 16 MHz STM8S 8-bit MCU, up to 8 Kbytes Flash, 1 Kbyte RAM, 640 bytes EEPROM,10-bit ADC, 2 timers, UART, SPI, I²C

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STM8S903K3T3CTR - STMicroelectronics - PCB symbol
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PCB Footprints
STM8S903K3T3CTR - STMicroelectronics PCB footprint - Quad Flat Packages - Quad Flat Packages - LQFP32 is a 32-pin, 7 x 7 mm low-profile quad flat package.
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STM8S903K3T3CTR - STMicroelectronics - 3D model - Quad Flat Packages - LQFP32 is a 32-pin, 7 x 7 mm low-profile quad flat package.
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STM8S903K3T3CTR Details

  • Manufacturer Part Number:

    STM8S903K3T3CTR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFP

  • Package Description:

    LQFP-32

  • Pin Count:

    32

  • Country Of Origin:

    Malaysia

  • 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:

    YES

  • CPU Family:

    STM8

  • Clock Frequency-Max:

    16 MHz

  • DAC Channels:

    NO

  • DMA Channels:

    NO

  • JESD-30 Code:

    S-PQFP-G32

  • Length:

    7 mm

  • Number of I/O Lines:

    24

  • Number of Terminals:

    32

  • On Chip Program ROM Width:

    32

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • PWM Channels:

    YES

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LQFP

  • Package Equivalence Code:

    QFP32,.35SQ,32

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, LOW PROFILE

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Qualification Status:

    Not Qualified

  • RAM (bytes):

    1024

  • ROM (words):

    2048

  • ROM Programmability:

    FLASH

  • Seated Height-Max:

    1.6 mm

  • Speed:

    16 MHz

  • Supply Current-Max:

    4.75 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:

    GULL WING

  • Terminal Pitch:

    0.8 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    NOT SPECIFIED

  • Width:

    7 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROCONTROLLER

STM8S903K3T3CTR 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 watchdog timer, you need to set the WDP bits in the WAFR register to select the timeout period, and then enable the watchdog by setting the WDGA bit in the WAFR register. You can also use the IWDG (Independent Watchdog) to reset the MCU in case of a fault.
  • Yes, you can use the UART peripheral to communicate with a serial device that uses a non-standard baud rate by using the fractional baud rate generator. This allows you to generate any baud rate between 300 and 115200 bps.
  • You can implement a delay function using the TIM1 peripheral in timer mode. Set the timer period to the desired delay value, and then use the timer interrupt to trigger the delay function. You can also use the CPU's NOP instruction to create a software delay loop.
  • No, the ADC peripheral can only convert analog signals with a voltage range between 0 and VDD. If you need to convert signals with a voltage range greater than VDD, you'll need to use an external voltage divider or attenuator to scale the signal to within the ADC's input range.

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STM8S903K3T3CTR 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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