Factory Lead Time  

2 Weeks

Contact Plating  

Tin

Mount  

Surface Mount

Mounting Type  

Surface Mount

Package / Case  

144-LQFP

Number of Pins  

144

Memory Types  

FLASH, ROMless

Number of I/Os  

54

ROM(word)  

0

Watchdog Timers  

Yes

Operating Temperature  

-40°C~85°C TA

Packaging  

Tray

Series  

AT91

Published  

1997

JESD-609 Code  

e3

Pbfree Code  

yes

Part Status  

Active

Moisture Sensitivity Level (MSL)  

3 (168 Hours)

Number of Terminations  

144

Additional Feature  

ALSO REQUIRES 5V SUPPLY

Voltage - Supply  

3.3V

Terminal Position  

QUAD

Terminal Form  

GULL WING

Peak Reflow Temperature (Cel)  

260

Terminal Pitch  

0.5mm

Frequency  

33MHz

Time@Peak Reflow Temperature-Max (s)  

40

Base Part Number  

AT91M42800A

Power Supplies  

3/3.33/5V

Interface  

EBI/EMI, SPI, UART, USART

Oscillator Type  

External

RAM Size  

8K x 8

uPs/uCs/Peripheral ICs Type  

MICROCONTROLLER, RISC

Core Processor  

ARM7®

Peripherals  

WDT

Program Memory Type  

ROMless

Core Size  

16/32-Bit

Connectivity  

EBI/EMI, SPI, UART/USART

Bit Size  

32

Access Time  

33 μs

Has ADC  

NO

DMA Channels  

NO

Data Bus Width  

32b

PWM Channels  

YES

DAC Channels  

NO

Number of Timers/Counters  

6

Address Bus Width  

24

Core Architecture  

ARM

ROM Programmability  

N/A

Length  

20mm

Radiation Hardening  

No

RoHS Status  

ROHS3 Compliant

Lead Free  

Lead Free