Home Blog~~ATTINY20 8-bit AVR Microcontroller: Datasheet, Alternatives, and Pinout~~

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ATTINY20 8-bit AVR Microcontroller: Datasheet, Alternatives, and Pinout

The ATtiny20 microcontroller is a highly efficient, 8-bit device built on the AVR enhanced RISC architecture, making it capable of executing instructions in just one clock cycle. This feature enables nearly 1 MIPS per MHz performance, offering a balance between power conservation and processing speed. Ideal for a variety of applications, the ATtiny20 can be used with common electronic components such as semiconductors, capacitors, resistors, and integrated circuits.

Catalog

1. What is the ATtiny20 Microcontroller?

2. ATTINY20 Pin Configuration

3. ATTINY20 Symbol, Footprint, and CAD Model

4. Features of the ATtiny20

5. ATtiny20 Technical Specifications

6. Functional Block Diagram of the ATTINY20

7. Alternatives of the ATTINY20

8. Package for the ATTINY20

9. ATTINY20 Manufacturer Information

What is the ATtiny20 Microcontroller?

The ATtiny20 is a versatile and efficient low-power, 8-bit microcontroller constructed on the AVR enhanced Reduced Instruction Set Computing (RISC) architecture. It evidently marries computational power and energy efficiency, achieving around 1 Million Instructions Per Second (MIPS) per megahertz. The microcontroller swiftly executes instructions, demanding fewer cycles compared to conventional architectures. This efficiency shines in scenarios where both timing and power conservation are needed. Due to its capabilities, the ATtiny20 microcontroller is adaptable across various domains, including electronics, automotive sensors, and industrial control systems. The ATtiny20's robust architecture combined with its multifunctional design not only responds to current electronic system demands but also lays a foundation for future growth and scalability.

ATTINY20 Pin Configuration

ATTINY20 Pinout

ATTINY20 Symbol, Footprint, and CAD Model

ATTINY20 Symbol

ATTINY20 Footprint

ATTINY20 CAD Model

Features of the ATtiny20

• 8-bit AVR® RISC architecture

• Executes 112 instructions, up to 12 MIPS at 12 MHz

• 2K bytes of flash memory for programs

• 128 bytes of SRAM for data

• Timers with PWM for precise control

• 10-bit ADC for accurate sensor readings

• SPI and TWI for easy system communication

• Advanced power-saving modes

• Reset circuits for system stability

• Works with 1.8-5.5V operational voltage

• 5V programming voltage for easy integration

• Adjustable speed for efficiency or performance

• Suitable for consumer and industrial devices

• Great for prototyping and innovation

ATtiny20 Technical Specifications

Technical specifications, characteristics, parameters, and components comparable to the Microchip Technology ATTINY20-SSU.

Type	Parameter
Factory Lead Time	6 Weeks
Mount	Surface Mount
Package / Case	14-SOIC (0.154, 3.90mm Width)
Data Converters	A/D 8x10b
Watchdog Timers	Yes
Packaging	Tube
Published	1997
Pbfree Code	Yes
Moisture Sensitivity Level (MSL)	2 (1 Year)
Terminal Position	DUAL
Peak Reflow Temperature (Cel)	260
Contact Plating	Tin
Mounting Type	Surface Mount
Number of Pins	14
Number of I/Os	12
Operating Temperature	-40°C~85°C TA
Series	AVR® ATtiny
JESD-609 Code	e3
Part Status	Active
Number of Terminations	14
Terminal Form	GULL WING
Supply Voltage	5V
Frequency	12MHz
Base Part Number	ATTINY20
Supply Voltage-Max (Vsup)	5.5V
Memory Size	2kB
RAM Size	128 x 8
uPs/uCs/Peripheral ICs Type	MICROCONTROLLER, RISC
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
Core Size	8-Bit
Connectivity	I2C, SPI
Has ADC	YES
Data Bus Width	8b
Number of PWM Channels	2
Height	1.5mm
Width	3.99mm
Radiation Hardening	No
Time@Peak Reflow Temperature-Max (s)	40
Operating Supply Voltage	3.3V
Interface	I2C, SPI
Oscillator Type	Internal
Voltage - Supply (Vcc/Vdd)	1.8V~5.5V
Core Processor	AVR
Program Memory Type	FLASH
Program Memory Size	2KB 1K x 16
Bit Size	8
DMA Channels	NO
Number of ADC Channels	8
Number of I2C Channels	1
Length	8.74mm
REACH SVHC	No SVHC
RoHS Status	ROHS3 Compliant

Functional Block Diagram of the ATTINY20

ATTINY20 Functional Block Diagram

Alternatives of the ATTINY20

Model Number	Manufacturer	Description
ATTINY20-CCUR	Microchip Technology Inc	IC MCU 8BIT 2KB FLASH 15UFBGA
ATTINY20-SSU	Microchip Technology	Package/Case: 14-SOIC (0.154, 3.90mm Width), 14 Pins, 8 b Data Bus, 12 I/O, Interface: I2C, SPI, Memory Size: 2 kB, Supply Voltage: 5 V, Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
ATTINY24A-SSF	Microchip Technology	Package/Case: 14-SOIC (0.154, 3.90mm Width), 14 Pins, 8 b Data Bus, 12 I/O, Interface: SPI, Memory Size: 2 kB, Supply Voltage: 5 V, Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
ATTINY24A-SSUR	Microchip Technology	Package/Case: 14-SOIC (0.154, 3.90mm Width), 14 Pins, 8 b Data Bus, 12 I/O, Interface: SPI, Memory Size: 2 kB, Supply Voltage: 5 V, Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
ATTINY24A-SSU	Microchip Technology	Package/Case: 14-SOIC (0.154, 3.90mm Width), 14 Pins, 8 b Data Bus, 12 I/O, Interface: SPI, Memory Size: 2 kB, Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT

Package for the ATTINY20

Top View

Side View

End View

ATTINY20 Manufacturer Information

Located in Chandler, Arizona, Microchip Technology Inc. is highly regarded in the fields of microcontrollers and analog semiconductors. They demonstrate a strong commitment to providing comprehensive solutions tailored to diverse industry requirements. Microchip's pursuit of innovation is evident in its development methodologies, leading to products that keep pace with the ever-evolving tech industry. Their flexible design frameworks allow to introduce new solutions with minimized risks. This approach is much like that of successful project managers who emphasize adaptability and foresight in technological advancements. Microchip Technology Inc.'s attention to innovation, excellence, and focused support positions it as a entity in the semiconductor domain.

Datasheet PDF

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Frequently Asked Questions [FAQ]

1. How many pins of ATTINY20-SSU?

The ATTINY20-SSU microcontroller encompasses 14 pins, crafted to cater to wide-ranging electronic design requirements. Astute management of pin distribution can heavily sway the functionality and steadfastness of the device.

2. What’s the operating temperature of ATTINY20-SSU?

This microcontroller operates within a temperature span of -40°C to 85°C, rendering it suitable across varied conditions, be it the chilliness of industrial settings or the warmth of electronics. Devices operating under these diverse climates reap the benefits of such flexibility. Practical scenarios often necessitate a harmonious approach to thermal management to uphold durability and performance, which is use in environments witnessing temperature fluctuations.

3. What is the property of the ATtiny20?

ATtiny20 shines with its power-conserving CMOS 8-bit microcontroller structure, propelling the creation of compact, power-thrifty systems. This aspect is highly valued in battery-reliant devices. Many often emphasize power conservation to prolong the usability of portable gadgets. The integration of such microcontrollers paves the way for striking a balance between performance and energy usage, fostering technology that is kinder to the environment.

4. What are the program and system development tools that support ATtiny20 AVR?

Support for the ATtiny20 AVR spans an extensive array of development tools, such as macro assemblers and evaluation kits. These tools imbue the design and testing phases with greater efficiency, enabling to swiftly craft and polish their projects. Leveraging sophisticated evaluation platforms in practice truncates the time-to-market and curtails potential design issues, ensuring outcomes that fuse innovation with reliability.

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