Factory Lead Time  

6 Weeks

Contact Plating  

Tin

Mount  

Surface Mount

Mounting Type  

Surface Mount

Package / Case  

44-LCC (J-Lead)

Number of Pins  

44

Power Dissipation (Max)  

1W

Number of I/Os  

32

Watchdog Timers  

Yes

Operating Temperature  

-40°C~85°C TA

Packaging  

Tube

Series  

89C

Published  

2004

JESD-609 Code  

e3

Pbfree Code  

yes

Part Status  

Active

Moisture Sensitivity Level (MSL)  

3 (168 Hours)

Number of Terminations  

44

Voltage - Supply  

5V

Terminal Position  

QUAD

Terminal Form  

J BEND

Peak Reflow Temperature (Cel)  

245

Terminal Pitch  

1.27mm

Frequency  

60MHz

Time@Peak Reflow Temperature-Max (s)  

40

Base Part Number  

AT89C51RB2

Interface  

SPI, UART, USART

Memory Size  

16kB

Oscillator Type  

External

Speed  

40 MHz

RAM Size  

1.25K x 8

uPs/uCs/Peripheral ICs Type  

MICROCONTROLLER

Core Processor  

80C51

Peripherals  

POR, PWM, WDT

Program Memory Type  

FLASH

Core Size  

8-Bit

Program Memory Size  

16KB 16K x 8

Connectivity  

SPI, UART/USART

Bit Size  

8

Access Time  

60 μs

Has ADC  

NO

DMA Channels  

NO

Data Bus Width  

8b

PWM Channels  

YES

DAC Channels  

NO

Number of Timers/Counters  

3

Address Bus Width  

8b

Core Architecture  

8051

Voltage - Supply (Max)  

5.5V

Voltage - Supply (Min)  

2.7V

Length  

16.55mm

Height Seated (Max)  

4.57mm

REACH SVHC  

No SVHC

Radiation Hardening  

No

RoHS Status  

ROHS3 Compliant

Lead Free  

Lead Free