Family Name  

MCS51

Instruction Set Architecture  

CISC

Maximum CPU Frequency (MHz)  

33

Maximum Clock Rate (MHz)  

33

Data Bus Width (bit)  

8

Maximum Expanded Memory Size  

64KB

Programmability  

Yes

Number of I/Os  

32

No. of Timers  

3

USART  

0

UART  

0

I2C  

0

I2S  

0

Parallel Master Port  

No

Real Time Clock  

No

Minimum Operating Supply Voltage (V)  

4.5

Typical Operating Supply Voltage (V)  

5

Maximum Operating Supply Voltage (V)  

5.5

Maximum Power Dissipation (mW)  

1500

Minimum Operating Temperature (°C)  

-40

Maximum Operating Temperature (°C)  

85

Supplier Temperature Grade  

Extended

CECC Qualified  

No

Standard Package Name  

LCC

Supplier Package  

PLCC

Mounting  

Surface Mount

Package Height  

3.68(Min)

Package Length  

16.7(Max)

Package Width  

16.7(Max)

PCB changed  

44

Lead Shape  

J-Lead

Part Status  

Obsolete

Pin Count  

44

RAM Size  

256B

Program Memory Type  

EPROM

Program Memory Size  

8KB

Core Architecture  

8051

Ethernet  

0

USB  

0

SPI  

0

CAN  

0

Device Core  

80C51

RoHS Status  

RoHS Compliant