STMicroelectronics STM8AF6246UAY
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.60 | $5.60 |
| 15+ | $1.29 | $19.35 |
| 25+ | $1.26 | $31.50 |
| 50+ | $1.19 | $59.50 |
| 100+ | $1.05 | $105.00 |
| N+ | $0.21 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM8A |
| Packaging | Tray | NULL |
| Core Processor | STM8A |
| Core Size | 8-Bit |
| Speed | 16MHz |
| Connectivity | I2C, LINbus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 25 |
| Program Memory Size | 16KB (16K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 512 x 8 |
| RAM Size | 2K x 8 |
| Voltage - Supply (Vcc/Vdd) | 3V ~ 5.5V |
| Data Converters | A/D 7x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 32-VFQFPN (5x5) |
| Package / Case | 32-VFQFN Exposed Pad |
| ROHS |
The STM8AF6246UAY from STMicroelectronics is an automotive-grade 8-bit microcontroller. It features a 16 MHz STM8A core with 16KB flash and 2KB RAM. Operating from 3V to 5.5V, it includes brown-out detection, POR, PWM, and WDT. The 32-VFQFN package is designed for space-constrained automotive and industrial applications.
- Automotive-grade temperature range (-40°C to 85°C): Meets AEC-Q100 requirements.
- Wide voltage range (3V-5.5V): Directly interfaces with automotive 5V systems.
- 16KB flash: Sufficient for complex control algorithms.
- Integrated brown-out detection: Prevents erratic behavior during power dips.
Automotive Body Control Modules
With 5.5V operation and brown-out detection, it manages lighting and wiper control in vehicles.
Industrial Motor Drives
The 16MHz core and PWM outputs drive small brushed DC motors in conveyor systems.
HVAC Actuators
In building automation, it controls damper positions with precise PWM signals.
Power Steering Sensors
Its robust temperature range and POR ensure reliable torque sensing in automotive.
Smart Meters
It handles metering calculations and communication protocols in utility meters.
Safety Systems
With WDT and brown-out reset, it supports emergency stop logic in industrial machinery.
- Q: What is the core architecture?
- A: It uses the STM8A 8-bit core running at up to 16 MHz.
- Q: What is the supply voltage range?
- A: It operates from 3V to 5.5V, suitable for automotive and industrial.
- Q: How much flash memory is available?
- A: It has 16KB of flash and 2KB of RAM.
- Q: What package is this?
- A: It comes in a 32-VFQFN exposed pad package.
- Q: Does it have a watchdog timer?
- A: Yes, it includes a WDT for safety-critical applications.
- Q: What is the core architecture?
- A: It uses the STM8A 8-bit core running at up to 16 MHz.
- Q: What is the supply voltage range?
- A: It operates from 3V to 5.5V, suitable for automotive and industrial.
- Q: How much flash memory is available?
- A: It has 16KB of flash and 2KB of RAM.
- Q: What package is this?
- A: It comes in a 32-VFQFN exposed pad package.
- Q: Does it have a watchdog timer?
- A: Yes, it includes a WDT for safety-critical applications.

STM8AF6246UAY.pdf