AT89LP 214

Description

Features

• 8-bit Microcontroller Compatible with MCS
®
51 Products
• Enhanced 8051 Architecture
– Single Clock Cycle per Byte Fetch
– Up to 20 MIPS Throughput at 20 MHz Clock Frequency
– Fully Static Operation: 0 Hz to 20 MHz
– On-chip 2-cycle Hardware Multiplier
– 128 x 8 Internal RAM
– 4-level Interrupt Priority
• Nonvolatile Program Memory
– 2K Bytes of In-System Programmable (ISP) Flash Memory
– Endurance: Minimum 10,000 Write/Erase Cycles
– Serial Interface for Program Downloading
– 32-byte Fast Page Programming Mode
– 64-byte User Signature Array
– 2-level Program Memory Lock for Software Security
• Peripheral Features
– Two 16-bit Enhanced Timer/Counters

– Enhanced UART with Automatic Address Recognition and Framing Error
Detection (AT89LP214 Only)
– Enhanced Master/Slave SPI with Double-buffered Send/Receive
– Programmable Watchdog Timer with Software Reset
– Analog Comparator with Selectable Interrupt and Debouncing
– 8 General-purpose Interrupt Pins
• Special Microcontroller Features
– Two-wire On-chip Debug Interface
– Brown-out Detection and Power-on Reset with Power-off Flag
– Internal 8 MHz RC Oscillator
– Low Power Idle and Power-down Modes
– Interrupt Recovery from Power-down Mode
• I/O and Packages
– Up to 12 Programmable I/O Lines
– Configurable I/O with Quasi-bidirectional, Input, Push-pull Output, and
Open-drain Modes
– 5V Tolerant I/O
– 14-lead PDIP
• Operating Conditions
– 2.4V to 5.5V VCC
Volt age Range
– -40° C to 85°C Temperature Range