ATMEGA128-16MN
IC MCU 8BIT 128KB FLASH 64QFN
Embedded Microcontrollers
64-VFQFN Exposed Pad
AVR® ATmega
Active
$15.11 / unit (market reference)
MOQ: 260 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Microchip Technology |
| Model | ATMEGA128-16MN |
| Package / Case | 64-VFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Core Processor | AVR |
| Speed | 16MHz |
| Program Memory Size | 128KB (64K x 16) |
| RAM Size | 4K x 8 |
| Number of I/O | 53 |
| Data Converters | A/D 8x10b |
| Voltage - Supply | 4.5V ~ 5.5V |
| Connectivity | EBI/EMI, I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Supplier Device Package | 64-QFN (9x9) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
ATMEGA128-16MN by Microchip Technology is a AVR microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 64-VFQFN Exposed Pad package fits automated SMT assembly. Operating temperature is -40°C ~ 105°C (TA) — verify your application environment. Pin-compatible domestic alternatives include GigaDevice GD32 series and Artery AT32 series — note GD32 ADC specs may differ slightly from ST originals.
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All Technical Specifications
| Speed | 16MHz |
| RAM Size | 4K x 8 |
| Core Size | 8-Bit |
| EEPROM Size | 4K x 8 |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Connectivity | EBI/EMI, I²C, SPI, UART/USART |
| Number of I/O | 53 |
| Core Processor | AVR |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Program Memory Size | 128KB (64K x 16) |
| Program Memory Type | FLASH |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V |
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