ATMEGA32U4-16AU ATMEL [ATMEL Corporation], ATMEGA32U4-16AU Datasheet

ATMEGA32U4-16AU

Manufacturer Part Number

ATMEGA32U4-16AU

Description

8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller

Manufacturer

ATMEL [ATMEL Corporation]

Datasheet

1.ATMEGA32U4-16AU.pdf (23 pages)

Available stocks

Company

Part Number

Manufacturer

Quantity

Price

Company:

Bonase Electronics (HK) Co., Limited

Part Number:

ATMEGA32U4-16AU

Manufacturer:

MAXIM

Quantity:

1 000

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Features

•

High Performance, Low Power AVR

Advanced RISC Architecture

Non-volatile Program and Data Memories

JTAG (IEEE std. 1149.1 compliant) Interface

USB 2.0 Full-speed/Low Speed Device Module with Interrupt on Transfer Completion

Peripheral Features

– 135 Powerful Instructions – Most Single Clock Cycle Execution

– 32 x 8 General Purpose Working Registers

– Fully Static Operation

– Up to 16 MIPS Throughput at 16 MHz

– On-Chip 2-cycle Multiplier

– 16/32K Bytes of In-System Self-Programmable Flash

– Optional Boot Code Section with Independent Lock Bits

– 1.25/2.5K Bytes Internal SRAM

– 512Bytes/1K Bytes Internal EEPROM

– Programming Lock for Software Security

– Boundary-scan Capabilities According to the JTAG Standard

– Extensive On-chip Debug Support

– Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface

– Complies fully with Universal Serial Bus Specification Rev 2.0

– Supports data transfer rates up to 12 Mbit/s and 1.5 Mbit/s

– Endpoint 0 for Control Transfers: up to 64-bytes

– 6 Programmable Endpoints with IN or Out Directions and with Bulk, Interrupt or

– Configurable Endpoints size up to 256 bytes in double bank mode

– Fully independent 832 bytes USB DPRAM for endpoint memory allocation

– Suspend/Resume Interrupts

– CPU Reset possible on USB Bus Reset detection

– 48 MHz from PLL for Full-speed Bus Operation

– USB Bus Connection/Disconnection on Microcontroller Request

– On-chip PLL for USB and High Speed Timer: 32 up to 96 MHz operation

– Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode

– Two 16-bit Timer/Counter with Separate Prescaler, Compare- and Capture Mode

– One 10-bit High-Speed Timer/Counter with PLL (64 MHz) and Compare Mode

– Four 8-bit PWM Channels

– Four PWM Channels with Programmable Resolution from 2 to 16 Bits

– Six PWM Channels for High Speed Operation, with Programmable Resolution from

– Output Compare Modulator

– 12-channels, 10-bit ADC (features Differential Channels with Programmable Gain)

– Programmable Serial USART with Hardware Flow Control

– Master/Slave SPI Serial Interface

Isochronous Transfers

2 to 11 Bits

• Endurance: 100,000 Write/Erase Cycles

• In-System Programming by On-chip Boot Program hardware activated after

• True Read-While-Write Operation

• All supplied parts are preprogramed with a default USB bootloader

• Endurance: 100,000 Write/Erase Cycles

reset

8-Bit Microcontroller

8-bit

Microcontroller

with

16/32K Bytes of

ISP Flash

and USB

Controller

ATmega16U4

ATmega32U4

Preliminary

Summary

7766BS–AVR–07/08

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