Factory Lead Time  

7 Weeks

Contact Plating  

Tin

Mount  

Surface Mount

Mounting Type  

Surface Mount

Package / Case  

44-TQFP

Number of Pins  

44

Number of I/Os  

32

ROM(word)  

4096

Operating Temperature  

-40°C~85°C TA

Packaging  

Tray

Series  

89LS

Published  

1997

JESD-609 Code  

e3

Pbfree Code  

yes

Part Status  

Active

Moisture Sensitivity Level (MSL)  

3 (168 Hours)

Number of Terminations  

44

Terminal Position  

QUAD

Terminal Form  

GULL WING

Peak Reflow Temperature (Cel)  

260

Terminal Pitch  

0.8mm

Frequency  

16MHz

Time@Peak Reflow Temperature-Max (s)  

40

Base Part Number  

AT89LS51

Qualification Status  

Not Qualified

Operating Supply Voltage  

3.3V

Supply Voltage-Max (Vsup)  

4V

Interface  

UART, USART

Memory Size  

4kB

Oscillator Type  

Internal

RAM Size  

128 x 8

Voltage - Supply (Vcc/Vdd)  

2.7V~4V

uPs/uCs/Peripheral ICs Type  

MICROCONTROLLER

Core Processor  

8051

Peripherals  

WDT

Program Memory Type  

FLASH

Core Size  

8-Bit

Program Memory Size  

4KB 4K x 8

Connectivity  

UART/USART

Bit Size  

8

Has ADC  

NO

DMA Channels  

NO

Data Bus Width  

8b

PWM Channels  

NO

DAC Channels  

NO

Number of Timers/Counters  

2

Address Bus Width  

16

Length  

10mm

RoHS Status  

ROHS3 Compliant