ATMEGA3250A-AU
- Mfr.Part #
- ATMEGA3250A-AU
- Manufacturer
- Microchip Technology
- Package / Case
- 100-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 100TQFP
- Stock
- 12,536
- In Stock :
- 12,536
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Operating Temperature :
- -40°C~85°C TA
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- EEPROM Size :
- 1K x 8
- Product Type :
- 8-bit Microcontrollers - MCU
- Factory Lead Time :
- 4 Weeks
- ROM Programmability :
- Flash
- Terminal Position :
- QUAD
- Base Product Number :
- ATMEGA3250
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Supplier Device Package :
- 100-TQFP (14x14)
- Product Status :
- Active
- Core Size :
- 8-Bit
- Series :
- AVR® ATmega
- Packaging :
- Tray
- Tradename :
- AVR
- Number of ADC Channels :
- 8
- RAM (bytes) :
- 2048
- Number of Terminals :
- 100
- Base Part Number :
- ATMEGA3250A
- Frequency :
- 20MHz
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Number of Pins :
- 100
- JESD-30 Code :
- S-PQFP-G100
- Terminal Form :
- Gull wing
- Reach Compliance Code :
- Compliant
- Number of PWM Channels :
- 4
- Watchdog Timer :
- yes
- Radiation Hardening :
- No
- Program Memory Size :
- 32KB 16K x 16
- PWM Channels :
- yes
- Length :
- 14.1mm
- Temperature Grade :
- Industrial
- Qualification Status :
- Not Qualified
- RoHS Status :
- ROHS3 Compliant
- Oscillator Type :
- Internal
- CPU Family :
- AVR RISC
- Width :
- 14.1mm
- Supply Voltage :
- 5V
- Data Bus Width :
- 8B
- Speed :
- 20MHz
- Has ADC :
- yes
- Data Converters :
- A/D 8x10b
- Height :
- 1.05mm
- Number of I/O :
- 69
- DAC Channels :
- No
- Power Supplies :
- 3/5 V
- Contact Plating :
- Tin
- Memory Size :
- 32kB
- Surface Mount :
- yes
- Number of Terminations :
- 100
- Seated Height-Max :
- 1.2 mm
- Package / Case :
- 100-TQFP
- Core Processor :
- AVR
- Minimum Operating Temperature :
- - 40 C
- Package :
- Tray
- JESD-609 Code :
- e3
- Mounting Type :
- Surface Mount
- Data Converter :
- A/D 8x10b
- Published :
- 1997
- Brand :
- Microchip Technology / Atmel
- Manufacturer :
- Microchip
- Interface :
- SPI, UART, USART
- RoHS :
- Details
- Mounting Style :
- SMD/SMT
- Bit Size :
- 8
- Supply Voltage-Max (Vsup) :
- 5.5V
- REACH SVHC :
- No SVHC
- DMA Channels :
- No
- Peak Reflow Temperature (Cel) :
- 260
- ROM (words) :
- 16384
- Pbfree Code :
- yes
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Number of I/O Lines :
- 69
- Terminal Finish :
- Matte Tin (Sn)
- Product :
- MCU
- Program Memory Type :
- Flash
- Maximum Operating Temperature :
- + 85 C
- Package Shape :
- Square
- Mount :
- Surface Mount
- Product Category :
- 8-bit Microcontrollers - MCU
- Number of I2C Channels :
- 1
- Connectivity :
- SPI, UART/USART, USI
- RAM Size :
- 2K x 8
- Terminal Pitch :
- 0.5mm
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Number of I/Os :
- 69 I/O
- Number of Timers/Counters :
- 3
- Datasheets
- ATMEGA3250A-AU
ATMEGA3250A-AU Documents

Microcontrollers Microchip Technology ATMEGA3250A-AU Overview
The Microcontrollers Microchip Technology ATMEGA3250A-AU is a powerful microcontroller unit (MCU) that combines high performance and flexibility, making it ideal for a variety of demanding applications. Designed by Microchip Technology, this MCU is based on an 8-bit AVR processor that offers 32KB of flash memory, encapsulated in a 100-pin TQFP (Thin Quad Flat Package). Its robust architecture and versatile feature set ensure that it is well-suited for advanced control systems and dynamic product requirements in industrial and consumer electronics sectors.
ATMEGA3250A-AU Features
The ATMEGA3250A-AU MCU boasts several distinctive features:
- High Performance 8-bit AVR Microprocessor: Enables efficient handling of complex algorithms and processes.
- 32KB ISP Flash Memory: Provides ample space for application code and data storage, supporting in-system programming for easy updates.
- Advanced RISC Architecture: Delivers powerful computing capabilities while maintaining low power consumption.
- Multiple Communication Interfaces: Includes USART, SPI, and I2C, facilitating easy integration with peripheral devices.
- Robust I/O Capability: Offers extensive input/output options that support a wide range of functions and expandability.
- Low Power Consumption: Ideal for battery-operated devices where power efficiency is critical.
ATMEGA3250A-AU Applications
- Automotive Systems: Utilized in car entertainment and information systems, providing robust control and connectivity.
- Home Automation: Acts as the brain in smart home devices, enabling sophisticated control over home environment systems such as lighting and heating.
- Industrial Control: Empowers automated machinery and process control systems in factories, enhancing productivity and reliability.
- Consumer Electronics: Integrated into products like portable audio players and digital cameras, supporting advanced user interfaces and multimedia processing.
- Medical Devices: Drives functionality in non-life critical devices such as fitness monitors and automated medication dispensers.
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