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Trade Name:AT89C51RB2T-RLRUL
Data Manual:AT89C51RB2T-RLRUL.pdf
Brand:Microchip
Particular Year:23+
Package:44-VQFP
Delivery Date:New original
Stock: 2000pcs
AT89C51RB2T-RLRUL is a high performance Flash version of the 80C51 8-bit microcontrollers. It contains a 32K bytes Flash memory block for program and data.
The 32K bytes Flash memory can be programmed either in parallel mode or in serial mode with the ISP capability or with software. The programming voltage is internally generated from the standard VCC pin.
Features
8051 Pin and Instruction Compatible
Four 8-bit I/O ports + 2 I/O 2-wire Interface (TWI) Pins
Three 16-bit Timer/Counters
256 bytes Scratch Pad RAM
10 Interrupt Sources with 4 Priority Levels
Dual Data Pointer
Variable Length MOVX for Slow RAM/Peripherals
ISP (In-System-Programming) Using Standard Vcc Power Supply
Boot ROM Contains Low Level Flash Programming Routines and a Default Serial Loader
High-speed Architecture
Keyboard Interrupt Interface on Port P1
400-Kbits/s Multimaster 2-wire Interface
SPI Interface (Master/Slave Mode)
Sub-clock 32 kHz Crystal Oscillator
8-bit clock Prescaler
Improved X2 Mode With Independant Selection for CPU and Each Peripheral
Programmable Counter Array 5 Channels with:
High Speed Output
Compare/Capture
Pulse Width Modulator
Watchdog Timer Capabilities
Asynchronous Port Reset
Full-duplex Enhanced UART
Dedicated Baud Rate Generator for UART
Low EMI (Inhibit ALE)
Hardware Watchdog Timer (One-time enabled with Reset-Out)
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Microchip Technology Incorporated (Nasdaq: MCHP) Microchip Semiconductor is the worlds leading supplier of microcontrollers and analog semiconductors, providing low-risk product development, lower system totals for thousands of consumer products world…
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