ATXMEGA16A4U-AUR Part Information

Details for ATXMEGA16A4U-AUR by Microchip Technology

ATxmega16A4U

Part Description

Low power, high performance 8/16-bit AVR microcontroller featuring 16KB self-programming flash program memory, 4KB boot code section, 2KB SRAM, 1024-Byte EEPROM, external bus interface, 4-channel DMA controller, 8-channel event system, and up to 32 MIPS throughput at 32MHz. The AVR XMEGA A4U series features 44-pin packages. The device can be used in a wide range of applications, such as building, industrial, motor, board, and climate control; hand-held battery applications; factory automation; power tools; HVAC; networking, metering, large home appliances, and optical and medical devices.

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Part Features

  • Nonvolatile program and data memories
  • 16KB of in-system self-programmable flash
  • 4KB boot section
  • 1KB EEPROM
  • 2KB internal SRAM
  • One USB device interface
  • USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant
  • 32 Endpoints with full configuration flexibility

Part Specifications

Family AVR ATxmega
Part Family AVR_ATxmega_A_USB
Part Prefix ATxmega
Architecture 8
Core 8-bit AVR
MaxSpeed (MHz) 32
CPU Type 8-bit AVR
CPU Speed (MIPS/DMIPS) 32
Program Memory Type Flash
SelfWrite Yes
Program Memory Size (KB) 16
Program Memory Size (KWords) 8
Multiple Flash Panels True
Secure Bootloader (CodeGuard™ Security) None
RAM (KB) 2048
Data EEPROM (bytes) 1024
Direct Memory Access (DMA) Channels 4
Temp. Range Min. -40
Temp. Range Max. 85
Operation Voltage Min.(V) 1.6
Operation Voltage Max.(V) 3.6
Max I/O Pins 34
Pin Count 44
Brown Out Reset (BOR) Programmable BOR
Power On Reset (POR) Yes
Internal Voltage Reference (Bandgap) Yes
Internal Oscillator Yes
Low Power Yes
Number of Comparators 2
ADC Channels 12
Diff ADC Inputs 48
Max ADC Sampling Rate (ksps) 2000
Max ADC Resolution (bits) 12
Max ADC Sample/Hold (S/H) 1
DAC outputs 2
Max DAC Resolution (bits) 12
Temp Sensor Yes
Standard UART 5
SPI™ 7
I2C 2
Max 16 Bit Digital Timers 5
Hardware RTCC Yes
Watch Dog Timers (WDT) Yes
Timers 5
Stand alone PWM 16
Capture/Compare/PWM (CCP) 16
Standalone Output Compare/ Standard PWM 16
Input Capture 16
Max # PWM outputs (including complementary outputs) 16
Output Compare Channels 16
Number of USB Modules 1
USB Interface Full Speed
Type of CAN module None
Ethernet None
Integrated Wireless Frequency None
Wireless Technology None
Quadrature Encoder Interface (QEI) 3
Crypto Engine Yes
JTAG None
Debug Interface PDI
Temperature Range -40C to +85C

Alternative Part Descriptions

  • 44TQFP, IND TEMP, GREEN, 1.6-3.6V, T&R, 44 TQFP 10X10X1MM T/R ROHS COMPLIANT: YES | Newark Electronics
  • 8-bit Microcontrollers - MCU 44TQFP, IT, Grn 1.6-3.6V | Future Electronics EMEA
  • MCU 8-bit/16-bit XMEGA AVR RISC 16KB Flash 1.8V/2.5V/3.3V 44-Pin TQFP T/R | Avnet America
  • MCU 8-bit/16-bit XMEGA AVR RISC 16KB Flash 1.8V/2.5V/3.3V 44-Pin TQFP T/R | Avnet Europe

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