8/16-bit Atmel XMEGA B3 Microcontroller
ATxmega128B3 / ATxmega64B3
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/counters 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 one timer/counter
Split mode on two timer/counters
One USB device interface
USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant
32 Endpoints with full configuration flexibility
One USARTs with IrDA support for one USART
AES and DES crypto engine
CRC-16 (CRC-CCITT) and CRC-32 (IEEE
®
802.3) generator
One two-wire interface with dual address match (I
2
C and SMBus compatible)
One serial peripheral interface (SPI)
16-bit Real Time Counter (RTC) with separate oscillator
Liquid Crystal Display
Up to 4x25 segment driver
Built in contrast control
ASCII character mapping
Flexible SWAP of segment and common terminals buses
One eight-channel, 12-bit, 300 thousand SPS Analog to Digital Converters
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
64-pad DRQFN
Atmel-8074E–AVR–ATxmega 128B3 - 64B3_datasheet-09/2014
Operating Voltage
1.6 – 3.6V
Operating frequency
0 – 12MHz from 1.6V
0 – 32MHz from 2.7V
1.
Ordering Information
Flash
(Bytes)
128K + 8K
128K + 8K
128K + 8K
128K + 8K
128K + 8K
128K + 8K
64K + 4K
64K + 4K
64K + 4K
64K + 4K
EEPROM
(Bytes)
2K
2K
2K
2K
2K
2K
2K
2K
2K
2K
SRAM
(Bytes)
8K
64A
8K
8K
32
1.6 - 3.6V
64M2
-40°C - 85°C
8K
8K
64P2
8K
4K
64A
4K
32
1.6 - 3.6V
64M2
-40°C - 85°C
4K
4K
Speed (MHz)
Power
Supply
Package
(1)(2)(3)
Temp
Ordering Code
ATxmega128B3-AU
ATxmega128B3-AUR
(4)
ATxmega128B3-MH
ATxmega128B3-MHR
(4)
ATxmega128B3-MCU
ATxmega128B3-MCUR
(4)
ATxmega64B3-AU
ATxmega64B3-AUR
(4)
ATxmega64B3-MH
ATxmega64B3-MHR
(4)
Notes:
1.
2.
3.
4.
This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information.
Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also Halide free and fully Green.
For packaging information, see
“Packaging information” on page 68.
Tape and Reel.
Package Type
64A
64M2
64P2
64-lead, 14 x 14mm body size, 1.0mm body thickness, 0.5mm lead pitch, thin profile plastic quad flat package (TQFP)
64-pad, 9 x 9 x 1.0mm body size, 0.05mm lead pitch, 7.65 exposed pad, Quad Flat No-Lead Package (QFN)
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]
Atmel-8074E–AVR-ATxmega 128B3 - 64B3_datasheet–09/2014
2
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