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AT89C51RD2-RLTIM +BOM
AT89C51RD2-RLTIM 8-bit Microcontrollers
44-LQFP-
Manufacturer:
Microchip Technology
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Mfr.Part #:
AT89C51RD2-RLTIM
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Datasheet:
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Series:
89C
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Programmabe:
Not Verified
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Core Processor:
80C51
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Core Size:
8-Bit
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Availability: 5282 PCS
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AT89C51RD2-RLTIM General Description
When it comes to connectivity, the AT89C51RD2-RLTIM doesn't disappoint. With built-in UART, SPI, and I2C interfaces, this microcontroller simplifies the process of communicating with external devices. Its array of timers/counters and interrupts further enhance its capabilities, making it a versatile choice for a wide range of projects
Key Features
- 80C52 Compatible
- – 8051 Instruction Compatible
- – Six 8-bit I/O Ports (64 Pins or 68 Pins Versions)
- – Four 8-bit I/O Ports (44 Pins Version)
- – Three 16-bit Timer/Counters
- – 256 Bytes Scratch Pad RAM
- – 9 Interrupt Sources with 4 Priority Levels
- Integrated Power Monitor (POR/PFD) to Supervise Internal Power Supply
- ISP (In-System Programming) Using Standard VCC Power Supply
- 2048 Bytes Boot ROM Contains Low Level Flash Programming Routines and a Default Serial Loader
- High-speed Architecture
- – In Standard Mode:
- 40 MHz (Vcc 2.7V to 5.5V, both Internal and external code execution)
- 60 MHz (Vcc 4.5V to 5.5V and Internal Code execution only)
- – In X2 mode (6 Clocks/machine cycle)
- 20 MHz (Vcc 2.7V to 5.5V, both Internal and external code execution)
- 30 MHz (Vcc 4.5V to 5.5V and Internal Code execution only)
- 64K Bytes On-chip Flash Program/Data Memory
- – Byte and Page (128 Bytes) Erase and Write
- – 100k Write Cycles
- On-chip 1792 bytes Expanded RAM (XRAM)
- – Software Selectable Size (0, 256, 512, 768, 1024, 1792 Bytes)
- – 768 Bytes Selected at Reset for T89C51RD2 Compatibility
- On-chip 2048 Bytes EEPROM Block for Data Storage (AT89C51ED2 Only)
- 100K Write Cycles
- Dual Data Pointer
- Variable Length MOVX for Slow RAM/Peripherals
- Improved X2 Mode with Independent Selection for CPUand Each Peripheral
- Keyboard Interrupt Interface on Port 1
- SPI Interface (Master/Slave Mode)
- 8-bit Clock Prescaler
- 16-bit Programmable Counter Array
- – High Speed Output
- – Compare/Capture
- – Pulse Width Modulator
- – Watchdog Timer Capabilities
- Asynchronous Port Reset
- Full-duplex Enhanced UART with Dedicated Internal Baud Rate Generator
- Low EMI (Inhibit ALE)
- Hardware Watchdog Timer (One-time Enabled with Reset-Out), Power-off Flag
- Power Control Modes: Idle Mode, Power-down Mode
- Single Range Power Supply: 2.7V to 5.5V
- Industrial Temperature Range (-40 to +85°C)
- Packages: PLCC44, VQFP44, PLCC68, VQFP64
Specifications
Series | 89C | Programmabe | Not Verified |
Core Processor | 80C51 | Core Size | 8-Bit |
Speed | 60MHz | Connectivity | SPI, UART/USART |
Peripherals | POR, PWM, WDT | Number of I/O | 34 |
Program Memory Size | 64KB (64K x 8) | Program Memory Type | FLASH |
RAM Size | 2K x 8 | Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V |
Oscillator Type | External | Operating Temperature | -40°C ~ 85°C (TA) |
Mounting Type | Surface Mount | Base Product Number | AT89C51 |
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In Stock: 5,282
Minimum Order: 1
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1+ | - | - |
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