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ATTINY3226-SF
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Product Detailed Parameters
- Description：IC MCU 8BIT 32KB FLASH 20SOIC
- Series：tinyAVR® 2
- Mfr：Microchip Technology
- Package：Tube
- Core Processor：AVR
- Core Size：8-Bit
- Speed：20MHz
- Connectivity：I2C, IrDA, SPI, UART/USART
- Peripherals：Brown-out Detect/Reset, POR, PWM, WDT
- Number of I/O：18
- Program Memory Size：32KB (32K x 8)
- Program Memory Type：FLASH
- EEPROM Size：256 x 8
- RAM Size：3K x 8
- Voltage - Supply (Vcc/Vdd)：1.8V ~ 5.5V
- Data Converters：A/D 15x12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：20-SOIC
- Package / Case：20-SOIC (0.295", 7.50mm Width)
- Grade：-
- Qualification：-
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Overview
The ATtiny3226-SF is a member of the tinyAVR® 2 family, featuring an 8-bit AVR CPU with hardware multiplier running at up to 20 MHz. It provides 32 KB Flash, 3 KB SRAM, and 256B EEPROM in a 20-pin package. The device includes a 12-bit differential ADC with PGA, two USARTs, SPI, TWI, four CCL LUTs, one TCA, two TCBs, and an RTC. Operating voltage ranges from 1.8V to 5.5V, with industrial (-40°C to +85°C) and extended (-40°C to +125°C) temperature grades.
Feature Summary
- Features a high-performance low-power AVR CPU with single-cycle I/O access and vectored interrupts.
- Includes advanced analog peripherals such as a 12-bit differential ADC with Programmable Gain Amplifier (PGA).
- Supports flexible inter-peripheral signaling via an Event System and Configurable Custom Logic (CCL).
- Offers versatile communication interfaces including dual USARTs, SPI, and TWI with multiple speed modes.
Applications
- Industrial control systems requiring robust peripheral integration.
- Battery-powered devices utilizing low-power sleep modes and efficient power management.
- Automotive applications using VAO variants qualified per AEC-Q100 standards.
- Sensor interface nodes leveraging the high-resolution differential ADC and event system.
Procurement Notes
Verify the specific suffix 'SF' against official Microchip documentation to confirm package type and temperature range. Ensure compatibility with existing design constraints regarding pin count and memory requirements. Confirm availability of development tools and programming interfaces for the selected variant.
Selection Notes
Select this model when 32 KB Flash and 20 pins are required within the tinyAVR 2 family. Consider vertical migration capabilities for code reuse across the series. Evaluate power consumption profiles against the specified speed grades and operating voltage ranges for optimal efficiency.
Part Context
Part of the tinyAVR® 2 family, designed for enhanced performance and low power consumption. Offers horizontal and vertical migration paths within the series. Utilizes latest Microchip technologies for flexible architecture and accurate analog features.
Replacement Considerations
ATtiny3224-SF and ATtiny3227-SF are pin and feature compatible within the same memory configuration. Verify package dimensions and thermal characteristics when substituting between 14-pin, 20-pin, and 24-pin variants.
