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Specifications
SKU: 11546434
| Parameter | Symbol | Min | Typ | Max | Unit | Description |
|---|---|---|---|---|---|---|
| Supply Voltage | VDD | 2.7 | - | 5.5 | V | Operating supply voltage range |
| Operating Frequency | fOSC | - | 30 | 80 | MHz | Maximum operating frequency |
| Flash Memory Size | - | - | 128 | - | KB | Total flash memory size |
| RAM Size | - | - | 16 | - | KB | Total RAM size |
| EEPROM Size | - | - | 2 | - | KB | Total EEPROM size |
| I/O Ports | - | - | 32 | - | Number of general-purpose I/O pins | |
| ADC Channels | - | - | 12 | - | Number of analog-to-digital converter channels | |
| DAC Channels | - | - | 2 | - | Number of digital-to-analog converter channels | |
| Timers | - | - | 5 | - | Number of timers/counter modules | |
| Communication Interfaces | - | - | - | - | UART, SPI, I2C, USB | |
| Power Consumption | - | - | 0.1 | 5 | mA/MHz | Active mode power consumption |
| Operating Temperature | Toper | -40 | - | 85 | °C | Operating temperature range |
| Package Type | - | - | - | - | LQFP-48 | Leadless Quad Flat Package with 48 pins |
Instructions for Using GT45F122
Power Supply:
- Ensure the supply voltage (VDD) is within the specified range of 2.7V to 5.5V.
- Connect the ground (GND) pin to a stable ground reference.
Clock Configuration:
- The device supports a maximum operating frequency of 80 MHz. Use an external crystal or internal oscillator as needed.
- Configure the clock source using the appropriate register settings.
Flash Memory:
- The device has 128 KB of flash memory. Use the provided programming tools to upload your code.
- Follow the programming guidelines to ensure reliable code execution.
RAM and EEPROM:
- Utilize the 16 KB of RAM for variable storage and program data.
- Use the 2 KB of EEPROM for non-volatile data storage. Write operations should be limited to avoid wear-out.
I/O Ports:
- Configure the 32 general-purpose I/O pins as inputs or outputs based on your application needs.
- Use pull-up or pull-down resistors as required for stable operation.
ADC and DAC:
- The 12-channel ADC can be used to read analog signals. Configure the ADC resolution and sampling rate as needed.
- The 2-channel DAC can be used to generate analog signals. Set the output voltage using the appropriate register values.
Timers:
- Use the 5 timer/counter modules for timing and counting tasks. Configure the prescaler and compare registers to achieve the desired functionality.
Communication Interfaces:
- Enable and configure the UART, SPI, I2C, and USB interfaces for communication with other devices.
- Refer to the datasheet for specific configuration details and pin assignments.
Power Management:
- To minimize power consumption, use sleep modes when the device is idle.
- Monitor the active mode power consumption to ensure it stays within the specified range.
Operating Temperature:
- Ensure the device operates within the temperature range of -40°C to 85°C to avoid damage or unreliable performance.
Package Handling:
- Handle the LQFP-48 package with care to avoid mechanical damage.
- Follow recommended soldering and reflow profiles to ensure reliable connections.
For detailed information and advanced configurations, refer to the GT45F122 datasheet and application notes.
(For reference only)Inquiry - GT45F122
