Number of Pins  

44

Lead Shape  

J-Lead

PCB changed  

44

Package Width  

16.7(Max)

Package Length  

16.7(Max)

Package Height  

3.81(Min)

Mounting  

Surface Mount

Supplier Package  

PLCC

Standard Package Name  

LCC

CECC Qualified  

No

Supplier Temperature Grade  

Extended

Maximum Operating Temperature (°C)  

85

Minimum Operating Temperature (°C)  

-40

Maximum Power Dissipation (mW)  

1500

Maximum Operating Supply Voltage (V)  

6

Typical Operating Supply Voltage (V)  

5

Minimum Operating Supply Voltage (V)  

4

Real Time Clock  

No

Parallel Master Port  

No

Watchdog  

1

I2S  

0

I2C  

0

UART  

0

USART  

0

No. of Timers  

3

Number of I/Os  

32

Programmability  

Yes

Maximum Expanded Memory Size  

64KB

Data Bus Width (bit)  

8

Maximum Clock Rate (MHz)  

16

Maximum CPU Frequency (MHz)  

16

Instruction Set Architecture  

CISC

Family Name  

MCS51

HTS  

8542.31.00.01

ECCN (US)  

EAR99

Part Status  

Obsolete

RAM Size  

512B

Program Memory Type  

EPROM

Program Memory Size  

32KB

Core Architecture  

8051

Ethernet  

0

USB  

0

SPI  

0

CAN  

0

Device Core  

MCS 51

RoHS Status  

RoHS Compliant