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| Buyer advice | Preparing AI insights | |
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| Overview | ||
|---|---|---|
| Price | $2.95 | €16.00 |
| Availability | In stock | Not specified |
| CockpitSquare overview | A CD74HC4067-based breakout board that multiplexes or demultiplexes up to 16 bidirectional analog or digital channels. It is intended for DIY electronics projects requiring sensor, TTL serial, I2C, SPI, or similar signal routing. | A fully assembled 32-output LED driver expansion board for microcontrollers. It uses a serial shift-register interface, supports common-anode LED configurations, and is documented for integration with Mobiflight. |
| Aircraft | Not specified | Not specified |
| Aviation category | Universal / Generic | Universal / Generic |
| Compatibility & connections | ||
| Supported simulators | Not specified | Not specified |
| Connections | Not specified | Control interface: Serial shift-register interface using clock, data-in, latch and optional output-enable pins Power input: VDD: 3.3–5 V DC; VLED: up to 17 V DC |
| Software requirements | Not specified | Mobiflight: Mobiflight integration is documented; configure the board as a Shift Register device |
| Physical requirements | Supply voltage: 2V to 6V operation | Microcontroller or compatible digital serial-output device: Required; examples include Arduino, Arduino-compatible boards and Raspberry Pi LED configuration: Common-anode LED arrangement Electrical and electronics knowledge: Setup requires knowledge of DC electricity, electronics, embedded systems and serial interfaces |
| Hardware compatibility | Not specified | Microcontroller boards: Devices with digital outputs supporting a serial interface, including Arduino, Arduino-compatible boards and Raspberry Pi |
| Simulator add-on compatibility | Not specified | Mobiflight: Integration guide provided; the board is configured as a Mobiflight Shift Register PMDG Boeing 737 aircraft addon: Used as an example in the supplied Mobiflight integration guide, not established as a general product requirement |
| Dimensions & details | ||
| Product dimensions | Not specified | Board thickness: 1.6 mm |
| Product weight | Not specified | Not specified |
| Additional factual details | Multiplexer channels: 16 channels; routes the common signal pin to one of 16 channel pins Signal types: Supports analog and digital signals; signal voltage must not exceed VCC Control interface: Uses four digital address-select inputs, S0-S3; up to 16 sensors can be connected using five pins Signal routing: Bidirectional switching; suitable for TTL-level serial data and potentially I2C or SPI arrangements On resistance: 70 Ohms at 4.5V Switching behavior: 6ns break-before-make at 4.5V Operating temperature: -55C to 125C Enable control: Enable pin can disconnect the common pin when driven high Package contents: One CD74HC4067 16-channel analog/digital MUX breakout board | LED outputs: 32 outputs per board from two driver chips Current limiting: Approximately 18 mA per output; an external resistor may not be required depending on the LEDs and supply configuration Dimming: Output-enable input can be used for PWM LED intensity control Cascading: Boards can be cascaded through the serial-out header Board revision: Datasheet applies to board revision 2.1; fully assembled Included hardware: Fully assembled circuit board, jumper, wiring connectors and four PCB standoffs are listed as included; optional connector lead availability is also stated Environmental use: Indoor use only; keep away from water and high humidity |