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Product Detailed Parameters
- Description：IC MCU 8BIT 16KB FLASH 20SOIC
- Series：AVR® DD
- Mfr：Microchip Technology
- Package：Tube
- Core Processor：AVR
- Core Size：8-Bit
- Speed：24MHz
- Connectivity：I2C, SPI, UART/USART
- Peripherals：Brown-out Detect/Reset, POR, PWM, WDT
- Number of I/O：16
- Program Memory Size：16KB (16K x 8)
- Program Memory Type：FLASH
- EEPROM Size：256 x 8
- RAM Size：2K x 8
- Voltage - Supply (Vcc/Vdd)：1.8V ~ 5.5V
- Data Converters：A/D 13x12b; D/A 1x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°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 AVR16DD20-I/SO is an 8-bit microcontroller from the AVR DD Family, featuring a 32 KB Flash memory, 4 KB SRAM, and 256 bytes of EEPROM. It operates at clock speeds up to 24 MHz with a supply voltage range of 1.8 V to 5.5 V. The device includes a 12-bit ADC with 13 channels, a 10-bit DAC, two USARTs, SPI, TWI/I2C interfaces, and Multi-Voltage I/O (MVIO). It is housed in a 20-pin SOIC package and supports industrial temperature ranges.
Feature Summary
- Features a flexible low-power architecture with hardware multiplier and single-cycle I/O access.
- Includes intelligent analog features such as a 12-bit differential ADC and Zero-Cross Detector.
- Supports automated cyclic redundancy check for Flash memory scan and event system signaling.
Applications
- Industrial control systems requiring robust peripheral integration
- Smart metering applications utilizing multi-voltage I/O capabilities
- Power control circuits leveraging optimized PWM timers
Procurement Notes
Verify the specific ordering suffix against official Microchip documentation to confirm package type and temperature grade. Ensure compatibility with existing design constraints regarding pin count and memory size before procurement. Cross-reference datasheet revisions to validate feature availability.
Selection Notes
Select this component for designs requiring vertical migration within the AVR DD family without code modification. Consider the 20-pin form factor for space-constrained applications needing extensive peripheral support. Evaluate power consumption requirements against the available sleep modes and oscillator options.
Part Context
This part belongs to the AVR DD Family, which offers horizontal and vertical migration paths. It shares architectural similarities with other devices in the series, allowing for scalable development across different pin counts and memory configurations while maintaining software compatibility.
Replacement Considerations
AVR32DD20T-I/SO
FAQ
What is the maximum operating frequency of the AVR16DD20?
The AVR16DD20 runs at clock speeds up to 24 MHz.
Does the device support simultaneous host and client operation on I2C?
Yes, the TWI/I2C interface can operate simultaneously as both host and client on different pins.
What is the resolution of the Analog-to-Digital Converter?
The device features a 12-bit differential ADC with 13 channels.
