参数名
参数值
参数名
参数值
引脚数
44
ECCN (US)
EAR99
HTS
8542.31.00.01
Family Name
MCS51
Instruction Set Architecture
CISC
Maximum CPU Frequency (MHz)
16
Maximum Clock Rate (MHz)
16
Data Bus Width (bit)
8
Maximum Expanded Memory Size
64KB
Programmability
无
Number of I/Os
32
No. of Timers
3
USART
0
UART
0
I2C
0
I2S
0
Watchdog
1
Parallel Master Port
无
Real Time Clock
无
Minimum Operating Supply Voltage (V)
4
Typical Operating Supply Voltage (V)
5
Maximum Operating Supply Voltage (V)
6
Maximum Power Dissipation (mW)
1500
Minimum Operating Temperature (°C)
0
Maximum Operating Temperature (°C)
70
Supplier Temperature Grade
Commercial
CECC Qualified
无
Standard Package Name
LCC
Supplier Package
PLCC
Mounting
表面贴装
Package Height
3.81(Min)
Package Length
16.7(Max)
Package Width
16.7(Max)
PCB changed
44
Lead Shape
J-Lead
包装
Tube
零件状态
Obsolete
内存大小
256B
程序存储器类型
ROMLess
核心架构
8051
以太网
0
USB
0
SPI,SPI
0
CAN
0
设备核心
80C51
RoHS状态
符合RoHS标准