STMicroelectronics STM8AL3148TCY

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Product attributes Property Value
Manufacturer STMicroelectronics
Product Series STM8A
Packaging Tray | NULL
Core Processor STM8
Core Size 8-Bit
Speed 16MHz
Connectivity I2C, IrDA, LINbus, SPI, UART/USART
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O 41
Program Memory Size 16KB (16K x 8)
Program Memory Type FLASH
EEPROM Size 1K x 8
RAM Size 2K x 8
Voltage - Supply (Vcc/Vdd) 1.65V ~ 3.6V
Data Converters A/D 25x12b; D/A 1x12b
Oscillator Type Internal
Operating Temperature -40°C ~ 125°C (TA)
Grade Automotive
Qualification AEC AEC-Q100
Mounting Type Surface Mount
Supplier Device Package 48-LQFP (7x7)
Package / Case 48-LQFP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The STMicroelectronics STM8AL3148TCY is a robust 8-bit microcontroller designed for demanding applications. It features a 16MHz STM8 core, 16KB of flash memory, and 2KB of RAM. Operating from 1.65V to 3.6V, it includes DMA, PWM, and comprehensive protection features. Housed in a 48-LQFP package, it is specifically rated for -40°C to 125°C, making it a top choice for automotive and industrial environments.

  • Extended Temperature Range: Operates from -40°C to 125°C, suitable for harsh environments.
  • DMA Controller: Reduces CPU overhead for data transfers, improving real-time performance.
  • Low Voltage Operation: Supports 1.65V, enabling operation from a single alkaline cell.
  • Automotive-Grade Reliability: Includes BOR, POR, and WDT for fail-safe operation.

Automotive Body Electronics

The 125°C rating and robust BOR make it ideal for under-hood modules like window lifts or seat controls.

Industrial Actuators

Its PWM and DMA capabilities enable precise control of valves and solenoids in factory automation.

High-Temperature Sensing

It can reliably interface with temperature sensors in engine bays or industrial ovens.

Battery-Powered Field Devices

With 1.65V operation and low-power modes, it suits remote monitoring equipment in extreme climates.

Motor Control for Pumps

The 16MHz core and PWM outputs can drive brushless DC pumps in automotive cooling systems.

Safety-Critical Interlocks

Its wide temperature range and watchdog timer ensure reliable operation in safety interlock circuits.

Q: What is the core architecture?
A: It uses an STM8 8-bit core running at up to 16MHz.
Q: What is the operating temperature range?
A: It is rated for -40°C to 125°C, suitable for harsh automotive environments.
Q: How much flash memory is available?
A: It has 16KB of flash program memory (16K x 8 bits).
Q: What is the supply voltage range?
A: It operates from 1.65V to 3.6V.
Q: Does it support DMA?
A: Yes, it includes a DMA controller for efficient data transfer without CPU loading.
Base Product Number : STM8AL3148
16KB Flash 16MHz 8-bit MCU Automotive DMA High Temperature LQFP-48 PWM STM8 STM8AL3148 STMicroelectronics
Q: What is the core architecture?
A: It uses an STM8 8-bit core running at up to 16MHz.
Q: What is the operating temperature range?
A: It is rated for -40°C to 125°C, suitable for harsh automotive environments.
Q: How much flash memory is available?
A: It has 16KB of flash program memory (16K x 8 bits).
Q: What is the supply voltage range?
A: It operates from 1.65V to 3.6V.
Q: Does it support DMA?
A: Yes, it includes a DMA controller for efficient data transfer without CPU loading.