参数名
参数值
参数名
参数值
表面安装
YES
引脚数
44
终端数量
44
Family Name
AT89
Instruction Set Architecture
CISC
Maximum CPU Frequency (MHz)
24
Maximum Clock Rate (MHz)
24
Data Bus Width (bit)
8
Maximum Expanded Memory Size
64KB
Programmability
有
Interface Type
UART
Number of I/Os
32
No. of Timers
2
USART
0
UART
1
I2C
0
I2S
0
Minimum Operating Supply Voltage (V)
4
Typical Operating Supply Voltage (V)
5
Maximum Operating Supply Voltage (V)
5.5
Minimum Operating Temperature (°C)
-40
Maximum Operating Temperature (°C)
85
Supplier Temperature Grade
Industrial
CECC Qualified
无
Standard Package Name
LCC
Supplier Package
PLCC
Mounting
表面贴装
Package Height
3.48(Max)
Package Length
16.7(Max)
Package Width
16.7(Max)
PCB changed
44
Lead Shape
J-Lead
Package Description
HQCCJ,
Package Style
CHIP CARRIER, HEAT SINK/SLUG
Package Body Material
PLASTIC/EPOXY
Operating Temperature-Min
-40 °C
Supply Voltage-Nom
5 V
Supply Voltage-Min
4 V
Operating Temperature-Max
85 °C
Manufacturer Part Number
AT89S51-24JUR
Clock Frequency-Max
33 MHz
Package Code
HQCCJ
Package Shape
SQUARE
Manufacturer
Microchip Technology Inc
Part Life Cycle Code
活跃
Number of I/O Lines
32
Ihs Manufacturer
MICROCHIP TECHNOLOGY INC
Supply Voltage-Max
5.5 V
Risk Rank
5.41
Usage Level
Automotive grade
包装
卷带
零件状态
活跃
技术
CMOS
端子位置
QUAD
终端形式
J BEND
端子间距
1.27 mm
Reach合规守则
compliant
JESD-30代码
S-PQCC-J44
温度等级
INDUSTRIAL
速度
24 MHz
内存大小
128B
uPs/uCs/外围ICs类型
MICROCONTROLLER
程序存储器类型
Flash
程序内存大小
4KB
位元大小
8
有ADC
NO
DMA 通道
NO
脉宽调制通道
NO
数模转换器通道
NO
座位高度-最大
4.572 mm
地址总线宽度
16
核心架构
8051
片上程序 ROM 宽度
8
筛选水平
TS 16949
外部数据总线宽度
8
以太网
0
USB
0
只读存储器可编程性
FLASH
SPI,SPI
0
CAN
0
设备核心
8051
宽度
16.586 mm
长度
16.586 mm
RoHS状态
符合RoHS标准