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| Overview | ||
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| Price | $2.95 | From £16.27 |
| 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 for a 737 Digital Cabin Pressurisation Controller System panel. The board includes pre-installed MAX driver chips and rear-mounted components, while requiring separately added encoders and 7-segment displays; backlighting is not pre-installed. |
| Aircraft | Not specified | 737 |
| Aviation category | Universal / Generic | Airliners |
| Compatibility & connections | ||
| Supported simulators | Not specified | Not specified |
| Connections | Not specified | Wiring interfaces: Header pins or Dupont-style female connectors |
| Software requirements | Not specified | Not specified |
| Physical requirements | Supply voltage: 2V to 6V operation | Encoders: Two encoders must be added to the front of the PCB Displays: Five-digit, 0.36-inch common-cathode 7-segment displays must be added Backlighting: 12V LED COB backlighting is not pre-installed; an LED strip may be used |
| 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 | Controller system: Digital Cabin Pressurisation Controller System Pre-installed components: MAX driver chips and rear-mounted components are pre-installed Display colour: Displays are left off the PCB so the builder can choose the colour Encoders supplied: Encoders are left off the PCB Availability: In stock Price: £16.27 |