Specifications
SKU: 11735085
| Parameter | Description | Value/Range |
|---|---|---|
| Package | Package type | TSSOP20 |
| Supply Voltage (VDD) | Operating supply voltage range | 2.97 V to 3.63 V |
| Clock Frequency (fCPU) | Maximum CPU clock frequency | Up to 16 MHz |
| Flash Memory | Size of Flash memory | 32 KB |
| RAM | Size of RAM | 2 KB |
| Temperature Range | Operating temperature range | -40°C to +85°C |
| I/O Pins | Number of I/O pins | 18 |
| Analog-to-Digital Converter (ADC) | Number of ADC channels and resolution | 10-bit, 8 channels |
| Timers | Type and number of timers | 3x 16-bit general-purpose timers |
| Communication Interfaces | Supported communication interfaces | UART, SPI, I2C |
| Watchdog Timer | Type of watchdog timer | Window watchdog |
| Low Power Modes | Available low power modes | Sleep, Stop, Standby |
Instructions for Use:
Power Supply:
- Ensure the supply voltage (VDD) is within the specified range (2.97 V to 3.63 V).
- Connect a decoupling capacitor close to the power supply pins to minimize noise.
Clock Configuration:
- Configure the system clock using the internal high-speed RC oscillator or an external crystal/clock source.
- Set the CPU clock frequency according to application requirements but do not exceed the maximum limit of 16 MHz.
Flash Programming:
- Use ST's software tools such as STM8CubeProgrammer for flashing the device.
- Ensure programming voltages are within specifications to avoid damage.
Peripheral Initialization:
- Initialize peripherals like ADC, timers, and communication interfaces in your startup code.
- Configure I/O pins for their intended functions (input/output, analog/digital).
Power Management:
- Implement low-power modes when not actively processing to extend battery life if applicable.
- Transition between active and low-power modes using appropriate control registers.
Interrupt Handling:
- Configure interrupt vectors for peripheral events that require immediate attention.
- Write interrupt service routines (ISRs) to handle these events efficiently.
Debugging:
- Utilize debugging features such as breakpoints and watchpoints through supported debug interfaces.
- Use simulation models for initial development and testing.
Safety Considerations:
- Operate the device within its absolute maximum ratings.
- Ensure adequate heat dissipation if operating at higher temperatures or frequencies.
Inquiry - STM8AF51AATC