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| Buyer advice | Preparing AI insights | |
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| Overview | ||
|---|---|---|
| Price | $2.95 | $1.10 |
| 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 two-piece printed circuit board intended for powering and wiring cockpit indicators. It supports paired LED connections, resistor installation, centralized grounding, and mounting in an indicator box. |
| Aircraft | Not specified | Not specified |
| Aviation category | Universal / Generic | Universal / Generic |
| Compatibility & connections | ||
| Supported simulators | Not specified | Not specified |
| Connections | Not specified | Power connector: Mounted 3-pin connector; +5V on pin 1, ground on pins 2 and 3 |
| Software requirements | Not specified | Not specified |
| Physical requirements | Supply voltage: 2V to 6V operation | Resistor: Requires a compatible resistor at R1; supports a classic resistor up to 1/8W or an 0805 SMD resistor rated 0.125W LEDs: Designed for two-LED indicator connections; resistor use is required when LED voltage is higher than 2.5V |
| Hardware compatibility | Not specified | Indicator LEDs: Compatible with paired LEDs used in indicator circuits |
| 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 code: IND-PCB Mounting: Includes a central hole intended for mounting to an indicator box, optionally with a PCB screw Power customization: 12V versions are available for custom manufacturing upon contact with the seller Quantity: Set of 2 pieces Availability: The page contains conflicting availability information: it states both in stock and out of stock |