ATMEGA32U4-AU — Overview
ATMEGA32U4-AU by Microchip is a high-volume electronic component supplied by Shenzhen Jingteng Electronics (JTDZ Tech). AVR with built-in USB, the main MCU of the Arduino Leonardo / Pro Micro, commonly used in HID projects. We keep this part in stock for OEMs, ODMs and EMS providers in India, Vietnam and the Middle East.
Key Specifications
| Part Number | ATMEGA32U4-AU |
| Manufacturer | Microchip |
| Category | Microcontrollers / MCUs |
| Package | TQFP-44 |
| Pin Count | 44 |
| Core | AVR 8-bit, 16 MHz |
| Flash / SRAM / EEPROM | 32 KB / 2.5 KB / 1 KB |
| Supply Voltage | 2.7 V - 5.5 V |
| GPIO | 26 |
| ADC | 12 x 10-bit channels |
| Interfaces | USB 2.0 FS device, USART, SPI, I2C |
| Timers | 1 x 8-bit + 3 x 16-bit |
| Operating Temp | -40 °C to +85 °C |
| Date Code | Recent date code, factory |
| Stock Status | In stock — ships within 24 hours |
| Description | Microcontrollers / MCUs, AVR 8-bit, 16 MHz, 2.7 V - 5.5 V, TQFP-44 package. |
Typical Applications
USB keyboards and joysticks, custom HID controllers, Arduino-compatible boards.
Why Buy ATMEGA32U4-AU from JTDZ Tech
- Verified and new parts, traceable date code, Certificate of Conformance available
- MOQ 1 pc, tier pricing for volume orders
- X-ray and visual inspection, third-party lab test (White Horse / GDS) supported before shipment
- Quote within 2 business hours, export shipping to India, Vietnam, the Middle East and worldwide
Genuine original parts guaranteed — traceable lot & date code, X-ray / visual inspection and third-party test supported before shipment.
ATMEGA32U4-AU — Microchip AVR with built-in USB, the main MCU of the Arduino Leonardo / Pro Micro, commonly used in HID projects
The ATMEGA32U4-AU is listed by Jingteng Electronics as a Microchip microcontroller in the Microcontrollers (MCUs) category. We supply it as a genuine, original part sourced through verified channels, suitable for buyers who need reliable, fast-turn component sourcing.
Typical Applications
As a microcontroller, this component is commonly designed into equipment that relies on Microcontrollers (MCUs). Microcontrollers embed a CPU, flash and peripherals on a single chip to run firmware. They are used in motor control, sensor hubs, IoT nodes, industrial automation, medical devices and consumer appliances where a small, low-power programmable brain is required.
Authenticity & Sourcing
Jingteng supplies Microchip ATMEGA32U4-AU as genuine and original stock. Microchip is a third-party trademark referenced here only to identify the component; Jingteng is an independent distributor and does not act as an agent of the component manufacturer.
Request a Quote for ATMEGA32U4-AU
Need pricing or availability for ATMEGA32U4-AU? Send the part number and your target quantity and our team replies within 2 business hours with a quote.
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