参数名
参数值
参数名
参数值
引脚数
40
Standard Package Name
DIP
Supplier Package
PDIP
Mounting
通孔
PCB changed
40
Lead Shape
通孔
CECC Qualified
无
Supplier Temperature Grade
Extended
Maximum Operating Temperature (°C)
85
Minimum Operating Temperature (°C)
-40
Maximum Power Dissipation (mW)
1500
Maximum Operating Supply Voltage (V)
5.5
Typical Operating Supply Voltage (V)
5
Minimum Operating Supply Voltage (V)
4.5
Real Time Clock
无
Parallel Master Port
无
Watchdog
1
I2S
0
I2C
0
UART
0
USART
0
No. of Timers
3
Number of I/Os
32
Programmability
有
Maximum Expanded Memory Size
64KB
Data Bus Width (bit)
8
Maximum Clock Rate (MHz)
24
Maximum CPU Frequency (MHz)
24
Instruction Set Architecture
CISC
Family Name
MCS51
HTS
8542.31.00.01
ECCN (US)
EAR99
零件状态
Obsolete
内存大小
512B
程序存储器类型
EPROM
程序内存大小
32KB
核心架构
8051
以太网
0
USB
0
SPI,SPI
0
CAN
0
设备核心
MCS 51
RoHS状态
RoHS non-compliant