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The Microchip ATMEGA64-16AU is an 8-bit AVR microcontroller in a 64-lead TQFP package, delivering 64 KB of flash with 4 KB SRAM and 2 KB EEPROM at up to 16 MHz. With a 10-bit ADC, two USARTs, SPI and TWI, it is a well-balanced core for industrial control and embedded communication.
Key Specifications
| Manufacturer | Microchip Technology |
| Exact Manufacturer Part Number | ATMEGA64-16AU |
| Product Category | 8-bit Microcontrollers – MCU |
| Series / Family | ATmega64 |
| Package / Case | 64-TQFP |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C to +85°C |
| Power Supply | 2.7 V to 5.5 V |
| Program Memory | 64 KB |
| SRAM | 4 KB |
| EEPROM | 2 KB |
| Maximum Clock | 16 MHz |
| I/O Lines | 53 |
| ADC | 10-bit, 8 channels |
| Interfaces | 2x USART, SPI, TWI |
| Lifecycle Status | Active |
| Official Documentation | View official documentation |
Key Features
- 64 KB flash program memory
- 16 MHz maximum clock
- 4 KB SRAM and 2 KB EEPROM
- 2.7 V to 5.5 V supply range
- 8-channel 10-bit ADC
- 64-lead TQFP package
Applications
- Industrial control
- Embedded communication
- Sensor interfaces
- Data acquisition
Sourcing
Availability, lead time, date code and commercial terms are subject to confirmation at the time of quotation.
Quality
CHIPER sources brand-new, unused components and provides quality inspection, shortage and long lead-time sourcing, and one-stop BOM procurement. Every part is verified before shipment.
FAQ
How much flash does the ATmega64-16AU provide?
It offers 64 KB of flash with 4 KB SRAM and 2 KB EEPROM.
What is the maximum clock speed?
This -16 variant runs at up to 16 MHz.