ATTINY45-20SU
Description of ATTINY45-20SU: 8-bit Microcontrollers with 4kB Flash, 0.256kB EEPROM, and 6 I/O PinsATTINY45-20SU
Description of ATTINY45-20SU: 8-bit Microcontrollers with 4kB Flash, 0.256kB EEPROM, and 6 I/O Pins
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Manufacturer Part # : ATTINY45-20SU
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Package/Case: SOIJ-8
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Brand: Microchip Technology
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Product Categories : Microcontrollers
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Series : ATTINY45
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ATTINY45-20SU DataSheet
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Interested Parts
ATTINY45-20SU Details
The ATTINY45-20SU is an 8-bit AVR microcontroller from Microchip, designed for small-scale applications requiring compact size and precise control over system performance and power consumption. This device features a powerful 8-bit architecture, high-performance clock speed, and low power consumption, making it suitable for wearables, IoT projects, and other small-scale applications.
Pinout
- 1 (VCC): Positive Power Supply
- 2 (GND): Ground
- 3 (PB0): General-purpose I/O Pin
- 4 (PB1): General-purpose I/O Pin
- 5 (PB2): General-purpose I/O Pin
- 6 (PB3): General-purpose I/O Pin
- 7 (PB4): General-purpose I/O Pin
- 8 (PB5): General-purpose I/O Pin
Key Features
- Poweful 8-bit AVR architecture
- High-performance clock speed
- Low power consumption
- Compact size suitable for small-scale applications
- Precise control over system performance and power consumption
Applications
- Wearables: Ideal for wearable devices requiring compact size, low power consumption, and precise control.
- IoT Projects: Suitable for IoT projects where small-scale applications require efficient power management and precise control.
- Other Small-Scale Applications: Can be used in various other small-scale applications requiring compact size, low power consumption, and precise control.
Where to Use
The ATTINY45-20SU is suitable for applications that require compact size, low power consumption, and precise control. It can be used in wearables, IoT projects, and other small-scale applications where efficient power management and precise control are important.
How to Use
Connect the ATTINY45-20SU to your system by wiring the VCC and GND pins to the respective power supply connections. Ensure proper connections for the general-purpose I/O pins (PB0-PB5) to control and monitor data transmission. For detailed usage instructions, refer to the datasheet.
Application Circuit
The application circuit diagram for the ATTINY45-20SU illustrates how to connect the microcontroller to your system. It includes connections for power supply, ground, and general-purpose I/O pins, ensuring proper operation and precise control.
(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)
Equivalents
- ATtiny45-20SU: A similar 8-bit AVR microcontroller from Microchip offering comparable features and performance.
- ATmega328P: An alternative 8-bit AVR microcontroller from Microchip with equivalent functionality.
Complementary
The ATTINY45-20SU can be complemented by the ATtiny85-20SU, which offers additional features such as higher clock speed and enhanced power management, suitable for more demanding applications.
When selecting complementary microcontrollers, ensure that their features and specifications align with your specific application requirements for optimal performance and compatibility.
Frequently Asked Questions
Q: What is the maximum clock speed supported by the ATTINY45-20SU?
A: The ATTINY45-20SU supports a maximum clock speed of 20 MHz. For more details, refer to the datasheet for specific operating conditions and limitations.
Q: Can the ATTINY45-20SU be used in wearable devices?
A: Yes, the ATTINY45-20SU is suitable for wearable devices requiring compact size, low power consumption, and precise control. It can be used in various wearables such as smartwatches, fitness trackers, and more.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Product Category ! | 8-bit Microcontrollers - MCU | RoHS | Details |
Core | AVR | Program Memory Size | 4 kB |
Data RAM Size | 256 B | Package / Case | SOIC-8 |
Maximum Clock Frequency | 20 MHz | ADC Resolution | 10 bit |
Number of I/Os | 6 I/O | Supply Voltage - Min | 2.7 V |
Supply Voltage - Max | 5.5 V | Mounting Style | SMD/SMT |
Data Bus Width | 8 bit | Minimum Operating Temperature | - 40 C |
Maximum Operating Temperature ! | + 85 C | Series | ATtiny45 |
Brand | Microchip Technology | Data RAM Type | SRAM |
Data ROM Size | 256 B | Data ROM Type | EEPROM |
Height | 2.16 mm | Interface Type | USI |
Length | 5.35 mm | Moisture Sensitive | Yes |
Number of ADC Channels | 4 Channel | Number of Timers/Counters | 2 Timer |
Processor Series | tinyAVR | Product | MCUs |
Product Type ! | 8-bit Microcontrollers - MCU | Program Memory Type ! | Flash |
Factory Pack Quantity | 95 | Subcategory | Microcontrollers - MCU |
Tradename | AVR | Width | 5.4 mm |
Unit Weight | 0.019048 oz |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is ATTINY45-20SU?
The ATTINY45-20SU is a low-power, high-performance 8-bit AVR microcontroller designed by Microchip Technology. It is ideal for applications that require simple control functions, sensor interfacing, and low-power operation, such as IoT devices, automotive systems, and consumer electronics.
How Does ATTINY45-20SU Work?
The ATTINY45-20SU operates as a microcontroller with a RISC architecture, featuring a compact instruction set optimized for performance and power efficiency. It integrates flash memory, EEPROM, and various peripherals for versatile control applications. The microcontroller can be programmed using the Atmel Studio IDE or other compatible development environments.
How Many Pins does ATTINY45-20SU have and What are the Functions of the Pinout Configuration?
The ATTINY45-20SU comes in a 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- VCC: Supply voltage pin.
- GND: Ground pin.
- RESET: Reset pin for system initialization.
- PB0-PB3: General-purpose I/O pins.
- OC1A: Output Compare pin for Timer/Counter1.
- OC0A: Output Compare pin for Timer/Counter0.
- ADC0: Analog-to-Digital Converter input pin.
What are the Pros and Cons of ATTINY45-20SU?
Pros:
- Low Power Consumption: Operates with minimal power consumption, suitable for battery-powered applications.
- Compact Size: Comes in a small form factor package, making it suitable for space-constrained designs.
- Integrated Peripherals: Includes analog and digital peripherals for versatile functionality.
- Cost-Effective: Offers a balance between performance and cost for embedded control applications.
Cons:
- Limited Memory: Has limited program memory and RAM compared to higher-end microcontrollers.
- Peripheral Limitations: May have fewer peripherals and features compared to advanced microcontroller models.
- Programming Complexity: Requires knowledge of embedded C programming for efficient code development.
Are There Any Equivalents/Alternatives to ATTINY45-20SU for Recommendation?
- The ATTINY25-20SU and ATTINY85-20SU are similar microcontrollers within the same AVR family offering different memory sizes and pin configurations.
- Alternatives to the ATTINY45-20SU include the PIC10F200 from Microchip Technology and the STM8S003F3P6 from STMicroelectronics.
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Price details
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