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| IC MCU 8BIT 32KB FLASH 44TQFP |
ATMEGA32U4-AU
Atmel
ICPlanet
AVR series Microcontroller IC 8-Bit 16MHz 32KB (16K x 16) FLASH 44-TQFP (10x10)
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TYPE | DESCRIPTION |
|---|---|
Category | Integrated Circuits (ICs) Embedded - Microcontrollers |
Mfr | Atmel |
Series | AVR® ATmega |
Package | Bulk |
Part Status | Activ |
Core Processor | AVR |
Core Size | 8-Bit |
Speed | 16MHz |
Connectivity | I²C, SPI, UART/USART, USB |
Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
Number of I/O | 26 |
Program Memory Size | 32KB (16K x 16) |
Program Memory Type | FLASH |
EEPROM Size | 1K x 8 |
RAM Size | 2.5K x 8 |
Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V |
Data Converters | A/D 12x10b |
Oscillator Type | Internal |
Operating Temperature | -40°C ~ 85°C (TA) |
Mounting Type | Surface Mount |
Package / Case | 44-TQFP |
Features:
•High Performance, Low Power AVR® 8-Bit Microcontroller
•Advanced RISC Architecture
– 135 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation– Up to 16 MIPS Throughput at 16MHz
– On-Chip 2-cycle Multiplier
•Non-volatile Program and Data Memories
– 16/32KB of In-System Self-Programmable Flash
– 1.25/2.5KB Internal SRAM – 512Bytes/1KB Internal EEPROM
– Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
– Data retention: 20 years at 85℃/ 100 years at 25℃
– Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
Parts using external XTAL clock are pre-programed with a default USB bootloader
– Programming Lock for Software Security
•JTAG (IEEE® std. 1149.1 compliant) Interface
– 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
•USB 2.0 Full-speed/Low Speed Device Module with Interrupt on Transfer Completion
– Complies fully with Universal Serial Bus Specification Rev 2.0
– Supports data transfer rates up to 12Mbit/s and 1.5Mbit/s
– Endpoint 0 for Control Transfers: up to 64-bytes
– Six Programmable Endpoints with IN or Out Directions and with Bulk, Interrupt or Isochronous Transfers
– 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
– 48MHz from PLL for Full-speed Bus Operation
– USB Bus Connection/Disconnection on Microcontroller Request
– Crystal-less operation for Low Speed mode
•Peripheral Features
– On-chip PLL for USB and High Speed Timer: 32 up to 96MHz operation
– One 8-bit Timer/Counter 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 (64MHz) 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 2 to 11 Bits
– 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
– Byte Oriented 2-wire Serial Interface
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
– Interrupt and Wake-up on Pin Change
– On-chip Temperature Sensor
•Special Microcontroller Features
– Power-on Reset and Programmable Brown-out Detection
– Internal 8MHz Calibrated Oscillator
– Internal clock prescaler and On-the-fly Clock Switching (Int RC / Ext Osc)
– External and Internal Interrupt Sources
– Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby
•I/O and Packages
– All I/O combine CMOS outputs and LVTTL inputs
– 26 Programmable I/O Lines
– 44-lead TQFP Package, 10x10mm
– 44-lead QFN Package, 7x7mm
•Operating Voltages
– 2.7 - 5.5V •Operating temperature
– Industrial (-40°C to +85°C)•Maximum Frequency
– 8MHz at 2.7V - Industrial range
– 16MHz at 4.5V - Industrial range
TYPE | DESCRIPTION |
|---|---|
Category | Integrated Circuits (ICs) Embedded - Microcontrollers |
Mfr | Atmel |
Series | AVR® ATmega |
Package | Bulk |
Part Status | Activ |
Core Processor | AVR |
Core Size | 8-Bit |
Speed | 16MHz |
Connectivity | I²C, SPI, UART/USART, USB |
Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
Number of I/O | 26 |
Program Memory Size | 32KB (16K x 16) |
Program Memory Type | FLASH |
EEPROM Size | 1K x 8 |
RAM Size | 2.5K x 8 |
Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V |
Data Converters | A/D 12x10b |
Oscillator Type | Internal |
Operating Temperature | -40°C ~ 85°C (TA) |
Mounting Type | Surface Mount |
Package / Case | 44-TQFP |
Features:
•High Performance, Low Power AVR® 8-Bit Microcontroller
•Advanced RISC Architecture
– 135 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation– Up to 16 MIPS Throughput at 16MHz
– On-Chip 2-cycle Multiplier
•Non-volatile Program and Data Memories
– 16/32KB of In-System Self-Programmable Flash
– 1.25/2.5KB Internal SRAM – 512Bytes/1KB Internal EEPROM
– Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
– Data retention: 20 years at 85℃/ 100 years at 25℃
– Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
Parts using external XTAL clock are pre-programed with a default USB bootloader
– Programming Lock for Software Security
•JTAG (IEEE® std. 1149.1 compliant) Interface
– 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
•USB 2.0 Full-speed/Low Speed Device Module with Interrupt on Transfer Completion
– Complies fully with Universal Serial Bus Specification Rev 2.0
– Supports data transfer rates up to 12Mbit/s and 1.5Mbit/s
– Endpoint 0 for Control Transfers: up to 64-bytes
– Six Programmable Endpoints with IN or Out Directions and with Bulk, Interrupt or Isochronous Transfers
– 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
– 48MHz from PLL for Full-speed Bus Operation
– USB Bus Connection/Disconnection on Microcontroller Request
– Crystal-less operation for Low Speed mode
•Peripheral Features
– On-chip PLL for USB and High Speed Timer: 32 up to 96MHz operation
– One 8-bit Timer/Counter 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 (64MHz) 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 2 to 11 Bits
– 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
– Byte Oriented 2-wire Serial Interface
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
– Interrupt and Wake-up on Pin Change
– On-chip Temperature Sensor
•Special Microcontroller Features
– Power-on Reset and Programmable Brown-out Detection
– Internal 8MHz Calibrated Oscillator
– Internal clock prescaler and On-the-fly Clock Switching (Int RC / Ext Osc)
– External and Internal Interrupt Sources
– Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby
•I/O and Packages
– All I/O combine CMOS outputs and LVTTL inputs
– 26 Programmable I/O Lines
– 44-lead TQFP Package, 10x10mm
– 44-lead QFN Package, 7x7mm
•Operating Voltages
– 2.7 - 5.5V •Operating temperature
– Industrial (-40°C to +85°C)•Maximum Frequency
– 8MHz at 2.7V - Industrial range
– 16MHz at 4.5V - Industrial range
