Factory Lead Time  

9 Weeks

Contact Plating  

Tin

Mount  

Surface Mount

Mounting Type  

Surface Mount

Package / Case  

48-VFQFN Exposed Pad

Number of Pins  

48

Data Converters  

A/D 6x10b

Number of I/Os  

28

ROM(word)  

262144

Watchdog Timers  

Yes

Operating Temperature  

-40°C~85°C TA

Packaging  

Tray

Series  

AVR®32 UC3 B

Published  

2008

JESD-609 Code  

e3

Pbfree Code  

yes

Part Status  

Active

Moisture Sensitivity Level (MSL)  

3 (168 Hours)

Number of Terminations  

48

Terminal Position  

QUAD

Peak Reflow Temperature (Cel)  

260

Supply Voltage  

1.8V

Terminal Pitch  

0.5mm

Frequency  

60MHz

Time@Peak Reflow Temperature-Max (s)  

40

Base Part Number  

AT32UC3B1256

Operating Supply Voltage  

3.3V

Supply Voltage-Max (Vsup)  

1.95V

Interface  

2-Wire, I2C, I2S, IrDA, SPI, UART, USART, USB

Memory Size  

256kB

Oscillator Type  

Internal

RAM Size  

32K x 8

Voltage - Supply (Vcc/Vdd)  

1.65V~3.6V

uPs/uCs/Peripheral ICs Type  

MICROCONTROLLER, RISC

Core Processor  

AVR

Peripherals  

Brown-out Detect/Reset, DMA, POR, PWM, WDT

Program Memory Type  

FLASH

Core Size  

32-Bit

Program Memory Size  

256KB 256K x 8

Connectivity  

I2C, IrDA, SPI, SSC, UART/USART, USB

Bit Size  

32

Has ADC  

YES

DMA Channels  

YES

Data Bus Width  

32b

PWM Channels  

YES

DAC Channels  

YES

Number of Timers/Counters  

3

Length  

7mm

Height Seated (Max)  

1mm

Radiation Hardening  

No

RoHS Status  

ROHS3 Compliant