AT32UC3B0256-A2UR Atmel, AT32UC3B0256-A2UR Datasheet - Page 535

• Manufacturer Part Number: AT32UC3B0256-A2UR
• Description: MCU AVR32 256K FLASH 64-TQFP
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3B0256-A2UR

• Package / Case: 64-TQFP, 64-VQFP
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 60MHz
• Number Of I /o: 44
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Program Memory Size: 256KB (256K x 8)
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Connectivity: I²C, IrDA, SPI, SSC, UART/USART, USB
• Core Size: 32-Bit
• Package: 64TQFP
• Device Core: AVR32
• Family Name: AT32
• Maximum Speed: 60 MHz
• Operating Supply Voltage: 1.8|3.3 V
• Data Bus Width: 32 Bit
• Number Of Programmable I/os: 44
• Interface Type: I2S/SPI/TWI/USART/USB
• On-chip Adc: 8-chx10-bit
• Number Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

24.7.1
Name:
Access Type:
Offset:
Reset Value:
• DIVA, DIVB: CLKA, CLKB Divide Factor
• PREA, PREB
32059K–03/2011
DIVA, DIVB
0
1
2-255
0
0
0
0
0
0
0
0
1
1
1
31
23
15
–
–
7
Mode Register
PREA, PREB
0
0
0
0
1
1
1
1
0
0
0
Other
30
22
14
–
–
6
0
0
1
1
0
0
1
1
0
0
1
MR
Read/Write
0x000
0x00000000
0
1
0
1
0
1
0
1
0
1
0
29
21
13
–
–
5
CLKA, CLKB
CLKA, CLKB clock is turned off
CLKA, CLKB clock is clock selected by PREA, PREB
CLKA, CLKB clock is clock selected by PREA, PREB divided by DIVA, DIVB factor.
CLK_PWM.
CLK_PWM/2
CLK_PWM/4
CLK_PWM/8
CLK_PWM/16
CLK_PWM/32
CLK_PWM/64
CLK_PWM/128
CLK_PWM/256
CLK_PWM/512
CLK_PWM/1024
Reserved
28
20
12
–
–
4
DIVB
DIVA
27
19
11
3
Divider Input Clock
26
18
10
2
PREB
PREA
25
17
9
1
AT32UC3B
24
16
8
0
535