ATxmega64B3 Atmel Corporation, ATxmega64B3 Datasheet - Page 3

• Manufacturer Part Number: ATxmega64B3
• Manufacturer: Atmel Corporation

Specifications of ATxmega64B3

• Flash (kbytes): 64 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 32 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 36
• Ext Interrupts: 36
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Segment Lcd: 100
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 2
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: AES/DES
• Sram (kbytes): 4
• Eeprom (bytes): 2048
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.6 to 3.6
• Operating Voltage (vcc): 1.6 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 6
• Input Capture Channels: 6
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

2. Pinout/Block Diagram
Figure 2-1.
Note:
8074A–AVR–10/11
PDI / RESET
1. For full details on pinout and alternate pin functions refer to
GND
GND
VCC
VCC
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
PD0
PD1
PDI
Block diagram and pinout
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
USART0
IRCOM
TC0:1
USB
TWI
SPI
Ground
Digital function
Power
Analog function / Oscillators
Event Sys.
Controller
Watchdog
Real Time
OSC/CLK
EEPROM
Counter
Crypto /
Control
Timer
Port G
CRC
Port B
SEG
EVENT ROUTING NETWORK
TEMPREF
Controller
Interrupt
Port M
VREF
”Pinout and Pin Functions” on page
DATA BUS
DATA BUS
Port R
FLASH
CPU
Controller
Watchdog
Oscillator
Sleep
OCD
LCD
Programming, debug, test
External clock / Crystal pins
General Purpose I/O
LCD Controller
Supervision
Controller
Controller
Controller
Prog/Dbg
Interface
SRAM
SRAM
Power
Reset
DMA
BUS
56.
XMEGA B3
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
CAPH
CAPL
VLCD
BIAS2
BIAS1
VCC
GND
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
3