AT89C5131-S3SIL

MCU 8Bit AT89 8051 CISC 32KB Flash 3.3V 52Pin PLCC Stick

Description

AT89C5131 is a high-performance Flash version of the 80C51 single-chip 8-bit microcontrollers with full speed USB functions.

Features

• 80C52X2 Core 6 Clocks per Instruction

– Maximum Core Frequency 48 MHz in X1 Mode, 24MHz in X2 Mode

– Dual Data Pointer

– Full-duplex Enhanced UART EUART

– Three 16-bit Timer/Counters: T0, T1 and T2

– 256 Bytes of Scratchpad RAM

• 32-Kbyte On-chip Flash In-System Programming through USB or UART

• 4-Kbyte EEPROM for Boot 3-Kbyte and Data 1-Kbyte

• On-chip Expanded RAM ERAM: 1024 Bytes

• USB 1.1 and 2.0 Full Speed Compliant Module with Interrupt on Transfer Completion

– Endpoint 0 for Control Transfers: 32-byte FIFO

– 6 Programmable Endpoints with In or Out Directions and with Bulk, Interrupt or Isochronous Transfers

• Endpoint 1, 2, 3: 32-byte FIFO

• Endpoint 4, 5: 2 x 64-byte FIFO with Double Buffering Ping-pong Mode

• Endpoint 6: 2 x 512-byte FIFO with Double Buffering Ping-pong Mode

– Suspend/Resume Interrupts

– Power-on Reset and USB Bus Reset

– 48 MHz DPLL for Full-speed Bus Operation

– USB Bus Disconnection on Microcontroller Request

• 5 Channels Programmable Counter Array PCA with 16-bit Counter, High-speed Output, Compare/Capture, PWM and Watchdog Timer Capabilities

• Programmable Hardware Watchdog Timer One-time Enabled with Reset-out: 50 ms to 6s at 4 MHz

• Keyboard Interrupt Interface on Port P1 8 Bits

• TWI Two Wire Interface 400Kbit/s

• SPI Interface Master/Slave Mode

• 34 I/O Pins

• 4 Direct-drive LED Outputs with Programmable Current Sources: 2-6-10 mA Typical

• 4-level Priority Interrupt System 11 sources

• Idle and Power-down Modes

• 0 to 32 MHz On-chip Oscillator with Analog PLL for 48 MHz Synthesis

• Low Power Voltage Range

– 3.0V to 3.6V

– 30 mA Max Operating Current at 40 MHz

– 100 µA Max Power-down Current

• Industrial Temperature Range

• Packages: PLCC52, VQFP64, MLF48, SO28