ATXMEGA128B3 Datasheet, PDF (1/137 Pages) ATMEL Corporation – Microcontroller

Features
• High-performance, low-power Atmel^® AVR^® XMEGA^® 8/16-bit Microcontroller
• Nonvolatile program and data memories
– 64K - 128KBytes of in-system self-programmable flash
– 4K - 8KBytes boot section
– 2KBytes EEPROM
– 4K - 8KBytes internal SRAM
• Peripheral Features
– Two-channel DMA controller
– Four-channel event system
– Two 16-bit timer/counters
One timer/counter with 4 output compare or input capture channels
One timer/counter with 2 output compare or input capture channels
High resolution extensions one timer/counter
Advanced waveform extension (AWeX) on timer/counter
Split mode on timer/counter
– One USB device interface
USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant
32 Endpoints with full configuration flexibility
– One USART with IrDA support
– AES and DES crypto engine
– CRC-16 (CRC-CCITT) and CRC-32 (IEEE 802.3) generator
– One two-wire interface with dual address match (I²C and SMBus compatible)
– One serial peripheral interface (SPI)
– 16-bit Real Time Counter (RTC) with separate oscillator
– Liquid Crystal Display
4x25 segment driver
Built in contrast control
ASCII character mappingGra
Flexible SWAP of segment and common terminals buses
– One eight-channel, 12-bit, 300 thousand SPS Analog to Digital Converter
– Two Analog Comparators with window compare function, and current source feature
– External interrupts on all General Purpose I/O pins
– Programmable watchdog timer with separate on-chip ultra low power oscillator
– QTouch^® library support
Capacitive touch buttons, sliders and wheels
• Special microcontroller features
– Power-on reset and programmable brown-out detection
– Internal and external clock options with PLL
– Programmable multilevel interrupt controller
– Five sleep modes
– Programming and debug interfaces
JTAG (IEEE 1149.1 Compliant) interface, including boundary scan
PDI (Program and Debug Interface)
• I/O and Packages
– 36 Programmable I/O pins
– 64 - lead TQFP
– 64 - pad QFN
• Operating Voltage
– 1.6 – 3.6V
• Operating frequency
– 0 – 12MHz from 1.6V
– 0 – 32MHz from 2.7V
8/16-bit Atmel
XMEGA B3
Microcontroller
ATxmega128B3
ATxmega64B3
8074B–AVR–02/12