Product description: HSTX 22-pin 2.54 mm pitch adapter for Raspberry Pi 5 / IoT RedBoard RP2350 - SparkFun BOB-28467
The adapter allows you to easily connect peripherals to your Raspberry Pi 5 or RP2350 IoT RedBoard . The board outputs all 22 pins of the HSTX connector to standard 2.54m pitch through-holes , allowing easy connection to a breadboard, signal analyzer, or other test systems. The output lines include four differential pairs, I2C lines (SDA and SCL), and 3.3V power and ground .
HSTX 22-pin 2.54 mm pitch adapter for Raspberry Pi 5/IoT RedBoard RP2350 - SparkFun BOB-28467. 
The STX PTH Breakout is a universal breakout board that allows for convenient prototyping using the HSTX connector.Special Features
- Compatibility with Raspberry Pi 5 and SparkFun RP2350 IoT RedBoard
- Pinout of all 22 pins of the HSTX connector
- Standard 2.54 mm (0.1 inch) pitch - compatible with contact boards and goldpin strips
- Support for differential signals (4 pairs) and I2C buses
- Access to 3.3V power and ground lines
- Compact format, ideal for prototyping and testing
Practical applications
The module is suitable for projects requiring communication with displays, cameras and other devices connected via HSTX. It enables signal analysis, protocol testing and experiments with high-speed interfaces in laboratory and educational conditions.
Technical specification
- Number of pins: 22 (full HSTX interface)
- Interfaces: 4 differential pairs, I2C (SDA, SCL), 3.3V power supply, ground
- Connector type: HSTX (compatible with Raspberry Pi 5, RP2350 IoT RedBoard)
- Outputs: Through holes (PTH), 2.54 mm pitch
Kit Contents
- 1x HSTX adapter 22-pin pitch 2.54 mm - SparkFun
The derived lines include four differential pairs, I2C lines (SDA and SCL), and 3.3 V power supply and ground. 
