MCU 8Bit AT89 8051 CISC 20KB Flash 3.3V/5V 44Pin PLCC
Description
The AT89LV55 is a low-voltage, low-power CMOS 8-bit microcontroller with 20K bytes of Flash programmable and erasable read-only memory. The device is manufactured using Atmel’s high-density nonvolatile memory technology and is compatible with the industry-standard 80C51 instruction set and pinout.
Features
• Compatible with MCS® -51 Products
• 20K Bytes of Reprogrammable Flash Memory
– Endurance: 1,000 Write/Erase Cycles
• Fully Static Operation: 0 Hz to 12 MHz
• Three-level Program Memory Lock
• 256 x 8-bit Internal RAM
• 32 Programmable I/O Lines
• Three 16-bit Timer/Counters
• Eight Interrupt Sources
• Low-power Idle and Power-down Modes
• 2.7V to 6.0V Operating Range
电源电压DC 5.00 V, 6.00 V max
时钟频率 12.0 MHz, 12.0 MHz max
RAM大小 256 B
I/O引脚数 32
存取时间 12.0 µs
内核架构 8051
工作温度Max 70 ℃
工作温度Min 0 ℃
电源电压Max 6 V
电源电压Min 2.7 V
安装方式 Through Hole
引脚数 44
封装 PDIP-40
长度 16.7 mm
宽度 16.7 mm
高度 3.48 mm
封装 PDIP-40
产品生命周期 Obsolete
包装方式 Tube
RoHS标准 Non-Compliant
含铅标准 Contains Lead
型号/品牌 | 代替类型 | 替代型号对比 |
---|---|---|
AT89LV55-12JC ATMEL 爱特美尔 | 当前型号 | 当前型号 |
AT89LV55-12JI 爱特美尔 | 类似代替 | AT89LV55-12JC和AT89LV55-12JI的区别 |
AT89C51RC2-SLSUL 爱特美尔 | 功能相似 | AT89LV55-12JC和AT89C51RC2-SLSUL的区别 |