Contact Plating  

Tin

Mount  

Surface Mount

Mounting Type  

Surface Mount

Package / Case  

64-TQFP Exposed Pad

Number of Pins  

64

Data Converters  

A/D 8x12b

Number of I/Os  

51

ROM(word)  

65536

Watchdog Timers  

Yes

Operating Temperature  

-40°C~85°C TA

Packaging  

Cut Tape (CT)

Series  

AVR®32 UC3 L

JESD-609 Code  

e3

Pbfree Code  

yes

Part Status  

Discontinued

Moisture Sensitivity Level (MSL)  

3 (168 Hours)

Number of Terminations  

64

Terminal Position  

QUAD

Terminal Form  

GULL WING

Peak Reflow Temperature (Cel)  

260

Supply Voltage  

1.8V

Terminal Pitch  

0.5mm

Frequency  

50MHz

Time@Peak Reflow Temperature-Max (s)  

30

Base Part Number  

ATUC256L

Qualification Status  

Not Qualified

Operating Supply Voltage  

1.8V

Supply Voltage-Max (Vsup)  

1.98V

Power Supplies  

1.81.8/3.3V

Interface  

I2C, SPI, UART, USART, USB

Memory Size  

256kB

Oscillator Type  

Internal

RAM Size  

32K x 8

Voltage - Supply (Vcc/Vdd)  

1.62V~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, SPI, 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  

7

Length  

10mm

Height Seated (Max)  

1.2mm

RoHS Status  

ROHS3 Compliant