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2 productsSide-by-side comparison | £0.75 £1.50 |
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| Buyer advice | Preparing AI insights | |
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| Price | $2.95 | £0.75 £1.50 |
| 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 DIY printed circuit board replica for building 737 Master Caution, Fire Warning, and Stab Out of Trim annunciators. The page describes an optional hardware kit containing electrical and assembly components, while annunciator lenses are sold separately. |
| Aircraft | Not specified | 737 |
| Aviation category | Universal / Generic | Airliners |
| Compatibility & connections | ||
| Supported simulators | Not specified | Not specified |
| Connections | Not specified | Not specified |
| Software requirements | Not specified | Not specified |
| Physical requirements | Supply voltage: 2V to 6V operation | Annunciator lenses: Required for a complete annunciator assembly; sold separately |
| Hardware compatibility | Not specified | Not specified |
| 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 | Product type: DIY PCB replica / enhancement kit Annunciator functions: Master Caution, Fire Warning, and Stab Out of Trim (SOOT) Optional hardware kit contents: Two white tactile LEDs, one 3-pin male header connector, two M2 × 5 mm screws, two M3 × 16 mm screws, and four M4 nuts Assembly scope: The hardware option includes electrical and hardware components for building and assembling the unit with the PCB Fully built alternative: A newer-generation v2 fully built version is offered separately Price shown: £1.50 regular price; £0.75 sale price |