STMicroelectronics STM8AF62A8TDX
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $14.05 | $14.05 |
| 15+ | $3.23 | $48.45 |
| 25+ | $3.16 | $79.00 |
| 50+ | $2.98 | $149.00 |
| 100+ | $2.63 | $263.00 |
| N+ | $0.53 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM8A |
| Packaging | Tape & Reel (TR) | NULL |
| Core Processor | STM8A |
| Core Size | 8-Bit |
| Speed | 24MHz |
| Connectivity | I2C, LINbus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 38 |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 2K x 8 |
| RAM Size | 6K x 8 |
| Voltage - Supply (Vcc/Vdd) | 3V ~ 5.5V |
| Data Converters | A/D 10x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 150°C (TA) |
| Grade | Automotive |
| Qualification AEC | AEC-Q100 |
| Mounting Type | Surface Mount |
| Supplier Device Package | - |
| Package / Case | 48-LQFP |
| ROHS |
The STMicroelectronics STM8AF62A8TDX is an 8-bit automotive MCU with 128KB flash and 6KB RAM, running at 24MHz. It operates from 3V to 5.5V and is rated for -40°C to 150°C, making it one of the most thermally robust MCUs in its class. Integrated Brown-out Detect, POR, PWM, and WDT ensure reliable operation in harsh environments.
- 150°C operating temperature: Handles extreme under-hood and industrial heat.
- 128KB flash: Ample space for complex automotive algorithms and data logging.
- 24MHz STM8A core: Efficient 8-bit performance with low power consumption.
- Comprehensive protection: Brown-out detect, POR, and WDT for fail-safe designs.
Engine Control Units (ECU)
The 150°C rating and 128KB flash allow storing complex fuel maps and diagnostic routines, while the 24MHz STM8A core handles real-time sensor processing.
Transmission Control Modules
With 6KB RAM for shift scheduling and PWM for solenoid valves, it manages gear changes smoothly under high thermal stress.
Brake System Actuators
The brown-out detector ensures safe operation during voltage dips, and the WDT prevents software hangs in safety-critical ABS/ESC systems.
Industrial Motor Drives
3V-5.5V operation simplifies power supply design, while 128KB flash stores multiple motor profiles for different load conditions.
High-Temperature Sensor Nodes
Directly interfaces with exhaust or engine sensors at 150°C, processing data locally to reduce wiring harness complexity.
- Q: What is the maximum junction temperature?
- A: The STM8AF62A8TDX is rated for -40°C to 150°C, ideal for extreme automotive environments.
- Q: How much flash memory does it have?
- A: It provides 128KB of program flash, suitable for complex application firmware.
- Q: What voltage does it need?
- A: It operates from 3V to 5.5V, covering standard automotive and industrial supplies.
- Q: Does it have a brown-out detector?
- A: Yes, it includes Brown-out Detect/Reset, POR, PWM, and WDT for comprehensive supervision.
- Q: What is the maximum junction temperature?
- A: The STM8AF62A8TDX is rated for -40°C to 150°C, ideal for extreme automotive environments.
- Q: How much flash memory does it have?
- A: It provides 128KB of program flash, suitable for complex application firmware.
- Q: What voltage does it need?
- A: It operates from 3V to 5.5V, covering standard automotive and industrial supplies.
- Q: Does it have a brown-out detector?
- A: Yes, it includes Brown-out Detect/Reset, POR, PWM, and WDT for comprehensive supervision.

STM8AF62A8TDX.pdf