Description
●The AT89LS51 is a low-voltage, high-performance CMOS 8-bit microcontroller with 4K bytes of in-system programmable Flash 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®-51Products
●• 4K Bytes of In-System Programmable (ISP) Flash Memory
●– Endurance: 10,000 Write/Erase Cycles
●• 2.7V to 4.0V Operating Range
●• Fully Static Operation: 0 Hz to 16 MHz
●• Three-level Program Memory Lock
●• 128 x 8-bit Internal RAM
●• 32 Programmable I/O Lines
●• Two 16-bit Timer/Counters
●• Six Interrupt Sources
●• Full Duplex UART Serial Channel
●• Low-power Idle and Power-down Modes
●• Interrupt Recovery from Power-down Mode
●• Watchdog Timer
●• Dual Data Pointer
●• Power-off Flag
●• Flexible ISP Programming (Byte and Page Mode)
●• Green (Pb/Halide-free) Packaging Option
