AT32UC3B1256-AUR Atmel, AT32UC3B1256-AUR Datasheet - Page 36

• Manufacturer Part Number: AT32UC3B1256-AUR
• Description: MCU AVR32 256K FLASH 48-TQFP
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3B1256-AUR

• Package / Case: 48-TQFP, 48-VQFP
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 60MHz
• Number Of I /o: 28
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Program Memory Size: 256KB (256K x 8)
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Connectivity: I²C, IrDA, SPI, SSC, UART/USART, USB
• Core Size: 32-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

9.3
32059J–12/2010
Block Diagram
fuses
External Reset Pad
Voltage Regulator
Figure 9-1.
Calibration
Brown-Out
Power-On
Registers
Detector
Detector
Oscillator 0
Oscillator 1
RCOSC
Power Manager block diagram
Interrupts
O ther reset
sources
Sleep Controller
Reset Controller
Oscillator and
PLL Control
PLL0
PLL1
Control signals
O SC/PLL
Clock Generator
resets
instruction
Generic Clock
Synchronous
Sleep
Generator
Oscillator
Oscillator
Counter
32 KHz
Startup
RC
Slow clock
32 KHz clock
AT32UC3B
G eneric clocks
Synchronous
for RTC
CPU, HSB,
PBA, PBB
clocks
36