Microchip Technology ATMEGA649P-AU
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $7.29 | $7.29 |
| 15+ | $7.06 | $105.90 |
| 25+ | $6.90 | $172.50 |
| 50+ | $6.52 | $326.00 |
| 100+ | $5.75 | $575.00 |
| N+ | $1.15 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATmega |
| Packaging | Tray | |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 16MHz |
| Connectivity | SPI, UART/USART, USI |
| Peripherals | Brown-out Detect/Reset, LCD, POR, PWM, WDT |
| Number of I/O | 54 |
| Program Memory Size | 64KB (32K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 2K x 8 |
| RAM Size | 4K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 64-TQFP (14x14) |
| Package / Case | 64-TQFP |
| ROHS |
The ATMEGA649P-AU from Microchip Technology is an 8-bit AVR microcontroller with a built-in LCD controller. It operates at 16MHz with 64KB of flash and 4KB of RAM. The supply voltage ranges from 1.8V to 5.5V, making it flexible for various power sources. It is available in a 64-TQFP package.
- Integrated LCD driver: Saves board space and cost.
- Wide voltage range: 1.8V to 5.5V for battery or 5V systems.
- Low power consumption: Suitable for portable devices.
- Proven AVR architecture: Reliable and easy to program.
LCD Display Panels
The integrated LCD controller drives segment displays directly, reducing external components in industrial panels and meters.
Battery-Powered Instruments
With 1.8V operation and low-power modes, it is ideal for handheld multimeters and portable test equipment.
Home Appliances
Its 5.5V tolerance and PWM outputs control motors and heaters in washing machines and microwaves, with WDT for safety.
Automotive Dashboard
The LCD driver and wide temperature range make it suitable for aftermarket dashboard displays and gauges.
Building Automation
It can manage HVAC control panels with LCD readouts, using its robust I/O and communication interfaces.
- Q: What is the maximum speed of the ATMEGA649P-AU?
- A: It operates at up to 16MHz.
- Q: What is the supply voltage range?
- A: It supports 1.8V to 5.5V.
- Q: Does it have an LCD controller?
- A: Yes, it includes a built-in LCD driver.
- Q: How much flash memory is available?
- A: It has 64KB of program flash.
- Q: What is the maximum speed of the ATMEGA649P-AU?
- A: It operates at up to 16MHz.
- Q: What is the supply voltage range?
- A: It supports 1.8V to 5.5V.
- Q: Does it have an LCD controller?
- A: Yes, it includes a built-in LCD driver.
- Q: How much flash memory is available?
- A: It has 64KB of program flash.

ATMEGA649P-AU.pdf