|
AT89LP51 Datasheet, PDF (1/113 Pages) ATMEL Corporation – 8-bit Microcontroller with 8K Bytes In-System Programmable Flash | |||
|
Features
⢠8-bit Microcontroller Compatible with 8051 Products
⢠Enhanced 8051 Architecture
â Single Clock Cycle per Byte Fetch
â 12 Clock per Machine Cycle Compatibility Mode
â Up to 20 MIPS Throughput at 20 MHz Clock Frequency
â Fully Static Operation: 0 Hz to 20 MHz
â On-chip 2-cycle Hardware Multiplier
â 256 x 8 Internal RAM
â External Data/Program Memory Interface
â Dual Data Pointers
â 4-level Interrupt Priority
⢠Nonvolatile Program and Data Memory
â 4K/8K Bytes of In-System Programmable (ISP) Flash Program Memory
â 256 Bytes of Flash Data Memory
â 256-byte User Signature Array
â Endurance: 10,000 Write/Erase Cycles
â Serial Interface for Program Downloading
â 64-byte Fast Page Programming Mode
â 3-level Program Memory Lock for Software Security
â In-Application Programming of Program Memory
⢠Peripheral Features
â Three 16-bit Timer/Counters with Clock Out Modes
â Enhanced UART
⢠Automatic Address Recognition
⢠Framing Error Detection
⢠SPI and TWI Emulation Modes
â Programmable Watchdog Timer with Software Reset and Prescaler
⢠Special Microcontroller Features
â Brown-out Detection and Power-on Reset with Power-off Flag
â Selectable Polarity External Reset Pin
â Low Power Idle and Power-down Modes
â Interrupt Recovery from Power-down Mode
â Internal 1.8432 MHz Auxiliary Oscillator
⢠I/O and Packages
â Up to 36 Programmable I/O Lines
â Green (Pb/Halide-free) Packages
⢠40-lead PDIP
⢠44-lead TQFP/PLCC
⢠44-pad VQFN/MLF
â Configurable Port Modes (per 8-bit port)
⢠Quasi-bidirectional (80C51 Style)
⢠Input-only (Tristate)
⢠Push-pull CMOS Output
⢠Open-drain
⢠Operating Conditions
â 2.4V to 5.5V VCC Voltage Range
â -40° C to 85°C Temperature Range
â 0 to 20 MHz @ 2.4Vâ5.5V
â 0 to 25 MHz @ 4.5Vâ5.5V
8-bit
Microcontroller
with 8K Bytes
In-System
Programmable
Flash
AT89LP51
AT89LP52
Preliminary
3709BâMICROâ12/10
|
▷ |