Description
The TI P82B715P is a high-performance I2C bus extender and buffer IC that enables long-distance communication and multiple device connections in various applications. This component operates within a wide supply voltage range of 3 to 12 VDC, supporting bidirectional data transfer and driving lower-impedance bus wiring for improved noise immunity. The P82B715P allows for multi-drop distribution of I2C signals using low-cost twisted-pair cables and supports bus operations over 50 meters of wire.
In its primary application as an I2C bus extender, this IC extends the range and increases the number of devices that can be connected to an I2C bus. It finds applications in industries such as automotive, industrial automation, and consumer electronics where long-distance communication and multiple device connections are required. With its latch-up and ESD protection features exceeding industry standards, the P82B715P is highly reliable for demanding environments.
Features
The P82B715P features include:
- Operating power-supply voltage range of 3V to 12V
- Supports bidirectional data transfer of I2C bus signals
- Allows bus capacitance of 400pF on the main I2C bus and 3000pF on the transmission side
- Dual bidirectional unity-voltage-gain buffer with no external directional control required
- Drives lower-impedance bus wiring for improved noise immunity
- Multi-drop distribution of I2C signals using low-cost twisted-pair cables
- I2C bus operation over 50 meters of twisted-pair wire
- Latch-up performance exceeds 100mA per JESD 78, Class II
- ESD protection exceeds JESD 22: 2500V human-body model, 400V machine model, and 1000V charged-device model.
Package
The package type of P82B715P is PDIP-8 (Plastic Dual In-Line Package, 8 pins).
Pinout
The P82B715P has a PDIP-8 package with the following pinout:
1. VCC: Power supply voltage
2. GND: Ground
3. Sx: I2C bus signal (clock)
4. Sy: I2C bus signal (data)
5. Lx: I2C bus signal (clock) transmission side
6. Ly: I2C bus signal (data) transmission side
7. VCC: Power supply voltage (repeated)
8. GND: Ground (repeated)
This IC is a dual bidirectional unity-voltage-gain buffer that supports bidirectional data transfer on the I2C bus, allowing for long-distance communication and multiple device connections.
Manufacturer
The manufacturer of the P82B715P is Texas Instruments (TI), a leading global semiconductor company that designs, manufactures, tests and sells analog and embedded processing chips for markets such as industrial, automotive, consumer electronics, personal computers, communication infrastructure and aerospace and defense.
Applications
The application areas for the P82B715P include:
- I2C bus extender and buffer
- Industries such as automotive, industrial automation, and consumer electronics where:
- + Long-distance communication is required
- + Multiple device connections are necessary
Equivalent
The equivalent products of P82B715P are:
- NXP PCA9605A
- STMicroelectronics PCA9611A
- Microchip MIC94205
These devices offer similar I2C bus extension and buffering capabilities as the P82B715P.
Payment
Shipping & Packing
Warranty
Walked for a short time. Whole, all ok