8/16-bit Atmel XMEGA B3 Microcontroller ATxmega128B3 / ATxmega64B3 Features z High-performance, low-power Atmel AVR XMEGA 8/16-bit Microcontroller z Nonvolatile program and data memories z 64K - 128KBytes of in-system self-programmable flash z 4K - 8KBytes boot section z 2KBytes EEPROM z 4K - 8KBytes internal SRAM z Peripheral Features z Two-channel DMA controller z Four-channel event system z Two 16-bit timer/counters z One timer/counters with 4 output compare or input capture channels z One timer/counter with 2 output compare or input capture channels z High resolution extensions one timer/counter z Advanced waveform extension (AWeX) on one timer/counter z Split mode on two timer/counters z One USB device interface z USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant z 32 Endpoints with full configuration flexibility z One USARTs with IrDA support for one USART z AES and DES crypto engine z CRC-16 (CRC-CCITT) and CRC-32 (IEEE 802.3) generator 2 z One two-wire interface with dual address match (I C and SMBus compatible) z One serial peripheral interface (SPI) z 16-bit Real Time Counter (RTC) with separate oscillator z Liquid Crystal Display z Up to 4x25 segment driver z Built in contrast control z ASCII character mapping z Flexible SWAP of segment and common terminals buses z One eight-channel, 12-bit, 300 thousand SPS Analog to Digital Converters z Two Analog Comparators with window compare function, and current source feature z External interrupts on all General Purpose I/O pins z Programmable watchdog timer with separate on-chip ultra low power oscillator z QTouch library support z Capacitive touch buttons, sliders and wheels z Special microcontroller features z Power-on reset and programmable brown-out detection z Internal and external clock options with PLL z Programmable multilevel interrupt controller z Five sleep modes z Programming and debug interfaces z JTAG (IEEE 1149.1 Compliant) interface, including boundary scan z PDI (Program and Debug Interface) z I/O and Packages z 36 Programmable I/O pins z 64-lead TQFP z 64-pad QFN z 64-pad DRQFN Atmel-8074EAVRATxmega 128B3 - 64B3 datasheet-09/2014z Operating Voltage z 1.6 3.6V z Operating frequency z 0 12MHz from 1.6V z 0 32MHz from 2.7V 1. Ordering Information Flash EEPROM SRAM Power (1)(2)(3) Ordering Code (Bytes) (Bytes) (Bytes) Speed (MHz) Supply Package Temp ATxmega128B3-AU 128K + 8K 2K 8K 64A (4) ATxmega128B3-AUR 128K + 8K 2K 8K ATxmega128B3-MH 128K + 8K 2K 8K 32 1.6 - 3.6V 64M2 -40 C - 85 C (4) ATxmega128B3-MHR 128K + 8K 2K 8K ATxmega128B3-MCU 128K + 8K 2K 8K 64P2 (4) ATxmega128B3-MCUR 128K + 8K 2K 8K ATxmega64B3-AU 64K + 4K 2K 4K 64A (4) ATxmega64B3-AUR 64K + 4K 2K 4K 32 1.6 - 3.6V -40 C - 85 C ATxmega64B3-MH 64K + 4K 2K 4K 64M2 (4) ATxmega64B3-MHR 64K + 4K 2K 4K Notes: 1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information. 2. Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also Halide free and fully Green. 3. For packaging information, see Packaging information on page 68. 4. Tape and Reel. Package Type 64A 64-lead, 14 x 14mm body size, 1.0mm body thickness, 0.5mm lead pitch, thin profile plastic quad flat package (TQFP) 64M2 64-pad, 9 x 9 x 1.0mm body size, 0.05mm lead pitch, 7.65 exposed pad, Quad Flat No-Lead Package (QFN) 64P2 64-pad, 7 x 7 x 1.0mm body size, 0.65mm pitch (Dual row staggered), Very Thin Quad No Lead Package (VQFN) Sawn Typical Applications XMEGA B3 DATASHEET 2 Atmel-8074EAVR-ATxmega 128B3 - 64B3 datasheet09/2014