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| Buyer advice | Preparing AI insights | |
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| Overview | ||
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| Price | $2.95 | £2.93 |
| Availability | In stock | In stock |
| 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 pre-assembled dual-sided SMD printed circuit board for building replica 737 Korry annunciator controls. It provides LED illumination, tactile switches, press-to-test functionality, and selectable wiring configurations for cockpit simulator panels. |
| Aircraft | Not specified | 737 |
| Aviation category | Universal / Generic | Airliners |
| Compatibility & connections | ||
| Supported simulators | Not specified | Not specified |
| Connections | Not specified | Header interface: Common Anode: 2×3 dual-row header; Common Cathode: 2×2 dual-row header. Wires may also be soldered directly. |
| Software requirements | Not specified | Not specified |
| Physical requirements | Supply voltage: 2V to 6V operation | Korry case: Updated/new Korry case design required; compatible CAD/STL files are referenced. Caption lenses: Compatible 737DIYSIM caption lenses are required for fit and color. |
| Hardware compatibility | Not specified | Arduino: The common-cathode variant is described as suitable for direct Arduino connection. Shift registers / breakout board: The common-anode variant is described for shift registers or shift-register outputs on a BOB. |
| Simulator add-on compatibility | Not specified | Not specified |
| Dimensions & details | ||
| Product dimensions | Not specified | Not specified |
| 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 | PCB construction: Dual-sided, pre-assembled SMD PCB with resistors and diodes pre-installed and configured for 5V operation. Variants: Available in common-anode and common-cathode wiring formats. Switches: Includes two ALPS tactile switches. Operational modes: Caption illumination only; caption plus press-to-test; or caption plus press-to-test and functional button input. Lighting: Uses white SMD LEDs, with caption-lens color determining the displayed color. Price shown: £2.93 at the time the page was accessed. |