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Description
The P89C51RB2/RC2/RD2Hxx is an electronic component model under the product category of IC chips. It features a non-volatile 16KB/32KB/64KB Flash program memory that can be both parallel programmable and serial In-System and In-Application Programmable. This allows for convenient code updating while the microcontroller is in use.
Specifications and features
- 80C51 Central Processing Unit
- On-chip Flash Program Memory with In-System Programming (ISP) and In-Application Programming (IAP) capability
- Boot ROM contains low level Flash programming routines for downloading via the UART
- Can be programmed by the end-user application (IAP)
- Parallel programming with 87C51 compatible hardware interface to programmer
- Six clocks per machine cycle operation (standard)
- 12 clocks per machine cycle operation (optional)
- Speed up to 20 MHz with 6 clock cycles per machine cycle (40 MHz equivalent performance); up to 33 MHz with 12 clocks per machine cycle
- Fully static operation
- RAM expandable externally to 64 kbytes
- Four interrupt priority levels
- Seven interrupt sources
- Four 8-bit I/O ports
- Full-duplex enhanced UART
- Power control modes:
- Clock can be stopped and resumed
- Idle mode
- Power down mode
- Programmable clock out
- Second DPTR register
- Asynchronous port reset
- Low EMI (inhibit ALE)
- Programmable Counter Array (PCA):
- PWM
- Capture/compareApplication Scenarios
The P89C51RB2/RC2/RD2Hxx electronic component model can be used in various application scenarios that require programmable flash memory, versatile interrupt capabilities, and enhanced UART communication. It is suitable for applications such as microcontroller-based systems, embedded systems, industrial automation, consumer electronics, and more.
Comparison
Advantages- Non-volatile flash program memory allows for code updating while in use
- Parallel and serial programming options for flexibility
- High-speed operation up to 33 MHz
- Expandable RAM for increased memory capacity
- Versatile interrupt and I/O capabilities
- Enhanced UART communication
- Power control modes for energy efficiencyDisadvantages- Higher clock cycle requirement in optional operation mode
- Limited Flash program memory sizes available
- May require compatible hardware interface for parallel programming -
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
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Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
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How to Buy:
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Popular parts of the same kind
- Datasheet: Download P89C51RD2HBA
- Chipdatas Part: CD94-P89C51RD2HBA
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/13 21:06 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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