Microchip ATXMEGA128A3U-MH, 8 bit AVR, ATXMEGA128A3U Microcontroller, 32 MHz, 128kB FLASH, 64-Pin QFN

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Packaging Options:
RS Stock No.:
133-1697
Mfr. Part No.:
ATXMEGA128A3U-MH
Manufacturer:
Microchip
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Brand

Microchip

Product Type

Microcontroller

Series

ATXMEGA128A3U

Package Type

QFN

Mount Type

Surface

Pin Count

64

Device Core

AVR

Data Bus Width

8bit

Program Memory Size

128kB

Interface Type

PDI, SPI, TWI, USART, USB

Maximum Clock Frequency

32MHz

RAM Size

8kB

Maximum Supply Voltage

3.6V

DACs

2 x 12 Bit

Minimum Operating Temperature

-40°C

Analogue Comparators

4

Number of Programmable I/Os

50

Maximum Operating Temperature

85°C

Standards/Approvals

No

Length

9.1mm

Height

0.95mm

Width

9.1 mm

Minimum Supply Voltage

1.6V

Instruction Set Architecture

RISC

ADCs

16 x 12 Bit

Number of Timers

1

Program Memory Type

FLASH

Automotive Standard

No

The Microchip ATxmega128A3U 8-bit microcontroller is based AVR® RISC architecture. It operates on 1.6V to 3.6V voltage range. This microcontroller features 128KB of self-programming Flash program memory, 8 KB boot code section, 8 KB SRAM, 2 KB EEPROM, external bus interface, 4-channel DMA controller, 8-channel event system, and up to 32 MIPS throughput at 32 MHz.

Four-channel DMA controller

Eight-channel event system

Eight 16-bit timer/counters

One USB device interface

Eight USARTs with IrDA support for one USART

Four two-wire interfaces with dual address match (I2C and SMBus compatible)

Four serial peripheral interfaces (SPIs)

AES and DES crypto engine

CRC-16 (CRC-CCITT) and CRC-32 (IEEE® 802.3) generator

16-bit real time counter (RTC) with separate oscillator

Two sixteen channel, 12-bit, 2msps Analog to Digital Converters

Two Two-channel, 12-bit, 1msps Digital to Analog Converters

Four Analog Comparators (ACs) with window compare function, and current sources

External interrupts on all general purpose I/O pins

Programmable watchdog timer with separate on-chip ultra low power oscillator

Capacitive touch buttons, sliders and wheels

Power-on reset and programmable brown-out detection

Internal and external clock options with PLL and prescaler

Programmable multilevel interrupt controller

Programming and debug interfaces

Temperature range between -40°C to 85°C

64-pad, 9 x 9 x 1.0mm body, lead pitch 0.50mm, 7.65mm exposed pad, quad flat no-lead package (QFN) package

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