The **MHO+18TGG-R** is a specific electronic component typically identified as a high-performance **Crystal Oscillator**. It is manufactured by companies like **Mercury Electronic**, specializing in frequency control products. Below is a detailed breakdown of its specifications and characteristics. --- ### 1. Technical Specifications The part number follows a specific nomenclature that defines its electrical behavior: | Feature | Specification | Description | | :--- | :--- | :--- | | **Component Type** | XO (Crystal Oscillator) | Active oscillator with internal circuitry. | | **Output Type** | CMOS / TTL | Provides a square wave signal compatible with digital logic. | | **Supply Voltage** | 5.0V (Standard) | Operates on a standard 5V rail. | | **Package Style** | 14-pin DIP (Full Size) | Through-hole rectangular metal can. | | **Frequency Range** | Varies | Usually specified at time of order (e.g., 1MHz - 150MHz). | | **RoHS Status** | Compliant (-R) | Lead-free and environmentally regulated. | --- ### 2. Pin Configuration For a standard 14-pin DIP package oscillator, only four pins are typically active: | Pin Number | Function | Description | | :--- | :--- | :--- | | **1** | NC or E/D | No connection or Tri-state Enable/Disable function. | | **7** | GND | Circuit ground. | | **8** | Output | The generated clock signal. | | **14** | Vdd | Power supply (+5.0V). | --- ### 3. Key Features * **High Stability:** Designed to maintain a precise frequency over a wide temperature range. * **Hermetic Sealing:** The metal "can" package is resistance-welded to protect the quartz crystal from moisture and atmospheric contaminants. * **Low Jitter:** Optimized for timing-sensitive applications in telecommunications and computing. * **Through-Hole Mounting:** Ideal for robust industrial applications or older PCB designs where surface mount (SMD) is not preferred. --- ### 4. Common Applications The MHO series is widely used in the following areas: 1. **Microprocessor Clocks:** Providing the heartbeat for CPUs and MCUs. 2. **Industrial Controllers:** Timing for PLCs and automated machinery. 3. **Networking:** Synchronizing data transmission in switches or routers. 4. **Legacy Repairs:** Often found in vintage computing hardware and laboratory equipment. ---