Characteristics
✅ Receives from 1 up to all 512 DMX Channels
✅ Integrated filter to reject non-DMX data
✅ Compact, easy-to-solder SO8N package
✅ I2C speeds: 100kHz, 400kHz, and 1MHz.
Advantages
✅ Reduces engineering time and costs
✅ Reduces product time-to-market
✅ Fewer ISRs, lower microcontroller CPU load
✅ Reduces microcontroller memory usage
Applications
✅ DMX Lighting
✅ Custom DMX Devices
✅ Interactive Devices
✅ Dimmers
| Qty. | Price |
|---|---|
| 1 - 9 | 1,95 € |
| 10 - 24 | 1,85 € |
| 25 - 99 | 1,70 € |
| 100 - 299 | 1,35 € |
| 300 - 499 | 1,23 € |
| 500 - 999 | 1,11 € |
| 1000 - 7999 | 1,03 € |
| 8000 + | 0,98 € |
The DMX Receiver Chip IS3710 is the dedicated solution for simplifying the most challenging aspect of building DMX512-compatible products: the protocol reception. The DMX512-A standard (250 kbps, asynchronous serial) demands strict timing constraints, reliable Break/MAB detection, and continuous buffering of up to 512 channels. Implementing this in a microcontroller requires dedicated UARTs, timers, and heavy Interrupt Service Routine (ISR) loads, making it a significant drain on resources and development time.
The IS3710 solves this by taking over the entire protocol handling process. It receives the DMX signal from an external RS-485 transceiver and immediately performs all necessary tasks internally, including: frame parsing, timing validation, and channel data storage. Your main microcontroller is freed from these critical, non-deterministic tasks.
This hardware solution provides key benefits for engineers:
Massive Firmware Savings: No DMX libraries, no complex UART configuration, and no time-critical ISRs are needed on the host MCU.
Resource Preservation: Reduces your microcontroller’s Flash and RAM footprint and dramatically lowers CPU load, enabling the use of smaller, lower-cost MCUs.
The DMX Receiver Chip is designed to provide stable, filtered DMX data output, making it ideal for professional lighting applications, custom dimmers, LED PAR lights, and interactive art installations. The IS3710 is fully compatible with delta transmitters (which transmit only on data change), and it buffers all 512 DMX channels of a full universe.
For transmitting DMX data from a host MCU, consider our complementary product, the I2C DMX Controller Chip IS3715. To understand the foundational communication standard that the IS3710 processes, consult the RS-485 Wikipedia page.
By making the DMX protocol virtually transparent to the firmware engineer, the IS3710 DMX Receiver Chip allows your development team to focus entirely on the application layer—the final output, such as motor control or LED dimming. Choose the IS3710 for the fastest, most straightforward path to DMX512A compatibility and robust product design.
Q: Does the IS3710 require a specific DMX library or complex setup? A: No. The primary benefit of the DMX Receiver Chip is its simplicity. It only requires standard I2C read functions—just like reading an EEPROM—to retrieve DMX channel values, eliminating the need for specialized DMX libraries or complex timing setups.
Q: How many DMX channels can the IS3710 process? A: The chip can receive and store data for all 512 DMX channels (a full DMX universe) in its internal memory map, ensuring maximum data availability for your application.
Q: How does the chip help reduce CPU usage? A: The IS3710 handles the continuous, time-critical DMX data stream and UART interrupts in hardware. This frees your host microcontroller from the heavy ISR and processing load, which is critical for CPU-constrained embedded systems.
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