Features High-performance, Low-power 8/16-bit Atmel AVR XMEGA Microcontroller Non-volatile Program and Data Memories 16 KB - 128 KB of In-System Self-Programmable Flash 4 KB - 8 KB Boot Code Section with Independent Lock Bits 1 KB - 2 KB EEPROM 2 KB - 8 KB Internal SRAM Peripheral Features Four-channel DMA Controller with support for external requests Eight-channel Event System Five 16-bit Timer/Counters 8/16-bit Three Timer/Counters with 4 Output Compare or Input Capture channels Two Timer/Counters with 2 Output Compare or Input Capture channels XMEGA A4 High-Resolution Extensions on all Timer/Counters Advanced Waveform Extension on one Timer/Counter Microcontroller Five USARTs IrDA Extension on one USART 2 Two Two-Wire Interfaces with dual address match (I C and SMBus compatible) Two SPIs (Serial Peripheral Interfaces) peripherals ATxmega128A4 AES and DES Crypto Engine 16-bit Real Time Counter with Separate Oscillator ATxmega64A4 One Twelve-channel, 12-bit, 2 Msps Analog to Digital Converter One Two-channel, 12-bit, 1 Msps Digital to Analog Converter ATxmega32A4 Two Analog Comparators with Window compare function External Interrupts on all General Purpose I/O pins ATxmega16A4 Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator Special Microcontroller Features Power-on Reset and Programmable Brown-out Detection Not recommended for Internal and External Clock Options with PLL new designs - Use Programmable Multi-level Interrupt Controller Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby XMEGA A4U series Advanced Programming, Test and Debugging Interfaces PDI (Program and Debug Interface) for programming, test and debugging I/O and Packages 34 Programmable I/O Lines 44 - lead TQFP 44 - pad VQFN/QFN 49 - ball VFBGA Operating Voltage 1.6 3.6V Speed performance 0 12 MHz 1.6 3.6V 0 32 MHz 2.7 3.6V Typical Applications Industrial control Climate control Hand-held battery applications Factory automation ZigBee Power tools Building control Motor control HVAC Board control Networking Metering White Goods Optical Medical Applications 8069RAVR06/2013 Not recommended for new designs - Use XMEGA A4U seriesXMEGA A4 1. Ordering Information 2 (1)(2)(3) Ordering Code Flash E SRAM Speed (MHz) Power Supply Package Temp ATxmega128A4-AU 128 KB + 8 KB 2 KB 8 KB 32 1.6 - 3.6V ATxmega64A4-AU 64 KB + 4 KB 2 KB 4 KB 32 1.6 - 3.6V 44A ATxmega32A4-AU 32 KB + 4 KB 1 KB 4 KB 32 1.6 - 3.6V ATxmega16A4-AU 16 KB + 4 KB 1 KB 2 KB 32 1.6 - 3.6V ATxmega128A4-MH 128 KB + 8 KB 2 KB 8 KB 32 1.6 - 3.6V -40 C - 85 C ATxmega64A4-MH 64 KB + 4 KB 2 KB 4 KB 32 1.6 - 3.6V 44M1 ATxmega32A4-MH 32 KB + 4 KB 1 KB 4 KB 32 1.6 - 3.6V ATxmega16A4-MH 16 KB + 4 KB 1 KB 2 KB 32 1.6 - 3.6V ATxmega32A4-CU 32 KB + 4K 1 KB 4 KB 32 1.6 - 3.6V 49C2 ATxmega16A4-CU 16 KB + 4 KB 1 KB 2 KB 32 1.6 - 3.6V 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 58. Package Type 44A 44-Lead, 10 x 10 mm Body Size, 1.0 mm Body Thickness, 0.8 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP) 44-Pad, 7x7x1 mm Body, Lead Pitch 0.50 mm, 5.20 mm Exposed Pad, Thermally Enhanced Plastic Very Thin Quad No Lead Package 44M1 (VQFN) 49C2 49-Ball (7 x 7 Array), 0.65 mm Pitch, 5.0 x 5.0 x 1.0 mm, Very Thin, Fine-Pitch Ball Grid Array Package (VFBGA) 2 Not recommended for new designs - 8069RAVR06/2013 Use XMEGA A4U series