Microchip ATMEGA32U4-MU, 8bit AVR Microcontroller, ATmega, 16MHz, 32 kB Flash, 44-Pin QFN
- RS Stock No.:
- 922-5501
- Mfr. Part No.:
- ATMEGA32U4-MU
- Brand:
- Microchip
Unavailable
RS will no longer stock this product.
- RS Stock No.:
- 922-5501
- Mfr. Part No.:
- ATMEGA32U4-MU
- Brand:
- Microchip
Specifications
Technical Reference
Legislation and Compliance
Product Details
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Select all | Attribute | Value |
|---|---|---|
| Brand | Microchip | |
| Family Name | ATmega | |
| Package Type | QFN | |
| Mounting Type | Surface Mount | |
| Pin Count | 44 | |
| Device Core | AVR | |
| Data Bus Width | 8bit | |
| Program Memory Size | 32 kB | |
| Maximum Frequency | 16MHz | |
| RAM Size | 2.5 kB | |
| USB Channels | 1 | |
| Number of PWM Units | 4 | |
| Number of SPI Channels | 2 | |
| Number of CAN Channels | 0 | |
| Typical Operating Supply Voltage | 5.5 V | |
| Number of UART Channels | 1 | |
| Number of USART Channels | 1 | |
| Number of I2C Channels | 1 | |
| Maximum Operating Temperature | +85 °C | |
| Number of PCI Channels | 0 | |
| Dimensions | 7.1 x 7.1 x 0.95mm | |
| Pulse Width Modulation | 4 (8 x 8 bit) | |
| ADCs | 1 (12 x 10 bit) | |
| Number of Ethernet Channels | 0 | |
| Maximum Number of Ethernet Channels | 0 | |
| Minimum Operating Temperature | -40 °C | |
| Instruction Set Architecture | RISC | |
| Number of ADC Units | 1 | |
| Length | 7.1mm | |
| Program Memory Type | Flash | |
| Height | 0.95mm | |
| Number of LIN Channels | 0 | |
| Width | 7.1mm | |
| Select all | ||
|---|---|---|
Brand Microchip | ||
Family Name ATmega | ||
Package Type QFN | ||
Mounting Type Surface Mount | ||
Pin Count 44 | ||
Device Core AVR | ||
Data Bus Width 8bit | ||
Program Memory Size 32 kB | ||
Maximum Frequency 16MHz | ||
RAM Size 2.5 kB | ||
USB Channels 1 | ||
Number of PWM Units 4 | ||
Number of SPI Channels 2 | ||
Number of CAN Channels 0 | ||
Typical Operating Supply Voltage 5.5 V | ||
Number of UART Channels 1 | ||
Number of USART Channels 1 | ||
Number of I2C Channels 1 | ||
Maximum Operating Temperature +85 °C | ||
Number of PCI Channels 0 | ||
Dimensions 7.1 x 7.1 x 0.95mm | ||
Pulse Width Modulation 4 (8 x 8 bit) | ||
ADCs 1 (12 x 10 bit) | ||
Number of Ethernet Channels 0 | ||
Maximum Number of Ethernet Channels 0 | ||
Minimum Operating Temperature -40 °C | ||
Instruction Set Architecture RISC | ||
Number of ADC Units 1 | ||
Length 7.1mm | ||
Program Memory Type Flash | ||
Height 0.95mm | ||
Number of LIN Channels 0 | ||
Width 7.1mm | ||
- COO (Country of Origin):
- US
ATmega32U4 8-Bit megaAVR Microcontrollers
The Atmel ATmega32U4 Microcontroller is an 8-bit megaAVR device based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle the ATmega32U4 achieves throughputs approaching 1 MIPS per MHz, balancing power consumption and speed.
The ATmega32U4 features a USB 2.0 Device Module making it an ideal candidate for applications requiring USB connectivity. Also integrated is a JTAG interface for on-chip debug.
The ATmega32U4 features a USB 2.0 Device Module making it an ideal candidate for applications requiring USB connectivity. Also integrated is a JTAG interface for on-chip debug.
Microcontroller Features
16 MHz Max. Operating Frequency
Up to 16 MIPS at 16 MHz
32 KB Flash
1024 B EEPROM
2.5 KB SRAM
135 Instructions – Most single clock cycle execution
32 General Purpose Registers
26 GPIO
Power-on Reset and Programmable Brown-out Detection
Internal 8 MHz Calibrated Oscillator
Internal Clock Prescaler and On-the-fly Clock Switching
External and Internal Interrupt Sources
Six Power-Saving Sleep Modes
Internal and External Interrupts
Fully Static Operation
On-Chip 2-cycle Multiplier
Up to 16 MIPS at 16 MHz
32 KB Flash
1024 B EEPROM
2.5 KB SRAM
135 Instructions – Most single clock cycle execution
32 General Purpose Registers
26 GPIO
Power-on Reset and Programmable Brown-out Detection
Internal 8 MHz Calibrated Oscillator
Internal Clock Prescaler and On-the-fly Clock Switching
External and Internal Interrupt Sources
Six Power-Saving Sleep Modes
Internal and External Interrupts
Fully Static Operation
On-Chip 2-cycle Multiplier
Communication Features
USB 2.0 Full-speed/Low Speed Device Module
JTAG (IEEE1149.1 compliant) Interface
Programmable Serial USART with Hardware Flow Control
Master/Slave SPI Serial Interface
Byte Oriented 2-wire Serial Interface
JTAG (IEEE1149.1 compliant) Interface
Programmable Serial USART with Hardware Flow Control
Master/Slave SPI Serial Interface
Byte Oriented 2-wire Serial Interface
Peripheral Features
On-chip PLL for USB and High-Speed Timer
10-bit Analogue-to-Digital Converter (ADC) – 12 Channel
One 10-bit High-Speed Timer/Counter with PLL (64 MHz) and Compare Mode
One 8-bit Timer/Counter with Separate Prescaler and Compare Mode
Two 16-bit Timers/Counters with Separate Prescaler, Compare and Capture Mode
Four 8-bit PWM Channels
Four PWM Channels with Programmable Resolution from 2 bits to 16 bits
Six PWM Channels for High-Speed Operation, with Programmable Resolution from 2 bits to 11 bits
Output Compare Modulator
Programmable Watchdog Timer with Separate On-chip Oscillator
On-chip Analogue Comparator
Interrupt and Wake-up on Pin Change
On-chip Temperature Sensor
10-bit Analogue-to-Digital Converter (ADC) – 12 Channel
One 10-bit High-Speed Timer/Counter with PLL (64 MHz) and Compare Mode
One 8-bit Timer/Counter with Separate Prescaler and Compare Mode
Two 16-bit Timers/Counters with Separate Prescaler, Compare and Capture Mode
Four 8-bit PWM Channels
Four PWM Channels with Programmable Resolution from 2 bits to 16 bits
Six PWM Channels for High-Speed Operation, with Programmable Resolution from 2 bits to 11 bits
Output Compare Modulator
Programmable Watchdog Timer with Separate On-chip Oscillator
On-chip Analogue Comparator
Interrupt and Wake-up on Pin Change
On-chip Temperature Sensor