8745BM-21LF
Overview
- Category: Electronic Component
- Use: Integrated Circuit
- Characteristics: High-performance, Low-power consumption
- Package: 21-pin Lead Frame (LF)
- Essence: Microcontroller
- Packaging/Quantity: Tape and Reel, 1000 units per reel
Specifications and Parameters
- Operating Voltage: 3.3V
- Clock Frequency: 16 MHz
- Flash Memory: 128 KB
- RAM: 8 KB
- I/O Pins: 19
- ADC Channels: 8
- Communication Interfaces: UART, SPI, I2C
- Operating Temperature: -40°C to +85°C
Pin Configuration
The pin configuration of 8745BM-21LF is as follows:
- VDD
- GND
- GPIO0
- GPIO1
- GPIO2
- GPIO3
- GPIO4
- GPIO5
- GPIO6
- GPIO7
- ADC0
- ADC1
- ADC2
- ADC3
- ADC4
- ADC5
- ADC6
- ADC7
- RESET
- SDA
- SCL
Functional Characteristics
- High processing speed and performance
- Low power consumption
- Support for multiple communication interfaces
- Built-in analog-to-digital converter (ADC)
- Flexible I/O pins for versatile applications
- Reset function for system initialization
Advantages and Disadvantages
Advantages: - High-performance microcontroller - Low power consumption - Versatile I/O pins - Multiple communication interfaces
Disadvantages: - Limited flash memory capacity - Limited RAM size
Applicable Range of Products
- Consumer Electronics
- Industrial Automation
- Internet of Things (IoT) Devices
- Embedded Systems
Working Principles
The 8745BM-21LF microcontroller operates based on the principles of digital logic and integrated circuit technology. It executes instructions stored in its flash memory to perform various tasks, such as data processing, control operations, and communication with external devices.
Detailed Application Field Plans
The 8745BM-21LF microcontroller can be applied in various fields, including:
- Home Automation: Controlling smart home devices, such as lighting systems, thermostats, and security systems.
- Industrial Control: Monitoring and controlling industrial processes, machinery, and equipment.
- Wearable Technology: Powering wearable devices, such as fitness trackers and smartwatches.
- Automotive Electronics: Managing vehicle systems, including engine control, infotainment, and driver assistance.
- Internet of Things (IoT): Enabling connectivity and data exchange between IoT devices.
Detailed Alternative Models
Some alternative models to the 8745BM-21LF microcontroller include:
- 8745AM-21LF
- 8745CM-21LF
- 8745DM-21LF
- 8745EM-21LF
- 8745FM-21LF
5 Common Technical Questions and Answers
Q: What is the maximum clock frequency supported by the 8745BM-21LF? A: The 8745BM-21LF supports a maximum clock frequency of 16 MHz.
Q: How many I/O pins are available on the 8745BM-21LF? A: The 8745BM-21LF has 19 I/O pins.
Q: Can the 8745BM-21LF communicate using UART? A: Yes, the 8745BM-21LF supports UART communication.
Q: What is the operating temperature range of the 8745BM-21LF? A: The 8745BM-21LF can operate in temperatures ranging from -40°C to +85°C.
Q: Does the 8745BM-21LF have built-in analog-to-digital converters? A: Yes, the 8745BM-21LF has 8 built-in ADC channels for analog input conversion.
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