ATXMEGA32A4-MHR Part Information

Details for ATXMEGA32A4-MHR by Microchip Technology

ATxmega32A4

Part Description

Low power, high performance 8/16-bit AVR microcontroller featuring 32KB self-programming flash program memory, 4KB boot code section, 4KB 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 A4 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.

Part Downloads

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Part Features

  • Nonvolatile program and data memories
  • 32KB of in-system self-programmable flash
  • 4KB boot section
  • 1KB EEPROM
  • 4KB internal SRAM

Part Specifications

Family AVR ATxmega
Part Family AVR_ATxmega_A
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) 32
Program Memory Size (KWords) 16
Multiple Flash Panels True
Secure Bootloader (CodeGuard™ Security) None
RAM (KB) 4096
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 32
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
USB Interface None
Type of CAN module None
Ethernet None
Integrated Wireless Frequency None
Wireless Technology None
Crypto Engine Yes
JTAG None
Debug Interface PDI
Temperature Range -40C to +85C

Alternative Part Descriptions

  • 44QFN, IND TEMP, GREEN, 1.6-3.6V, T&R, 44 VQFN 7X7X1MM T/R ROHS COMPLIANT: YES | Newark Electronics
  • 4-Bit/8-Bit MCU | Avnet America
  • 4-Bit/8-Bit MCU | Avnet Europe

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