The **M3EH16ZPX-R** is a high-performance, precision clock oscillator component, typically categorized under Frequency Control products. It is manufactured by **MtronPTI** and belongs to their M3EH series of PECL (Positive Emitter Coupled Logic) oscillators. --- ### Technical Specifications | Parameter | Specification Details | | :--- | :--- | | **Component Type** | XO (Standard Crystal Oscillator) | | **Output Logic** | PECL (Differential) | | **Supply Voltage ($V_{dd}$)** | 3.3V DC | | **Package Size** | 5.0mm x 7.0mm (SMD) | | **Operating Temperature** | -40°C to +85°C (Industrial Grade) | | **Frequency Stability** | ±100 ppm (standard for this series suffix) | | **Pin Count** | 6-Pad Ceramic Leadless Chip Carrier | --- ### Key Electronic Features 1. **PECL Output:** The device utilizes Positive Emitter Coupled Logic. This is ideal for high-speed data transmission because it offers low jitter and high-speed switching capabilities, though it requires specific termination resistors at the receiving end. 2. **Tri-state Functionality:** The "Z" in the part number usually indicates a **Tristate Enable/Disable** function. This allows the output to be placed in a high-impedance state, which is useful for testing or power-saving modes in complex circuit designs. 3. **Hermetically Sealed Package:** The 5x7mm ceramic package is hermetically sealed to protect the quartz crystal and the internal IC from environmental moisture and contaminants, ensuring long-term frequency aging stability. --- ### Common Applications Due to its high frequency and low jitter characteristics, this part is commonly found in: * **Networking Hardware:** Gigabit Ethernet, Fibre Channel, and SONET/SDH. * **Telecommunications:** Base stations and optical modules. * **Computing:** High-speed servers and data storage arrays. --- ### Pin Configuration (Standard 6-Pad) | Pin # | Function | | :--- | :--- | | 1 | Enable/Disable (Tristate) | | 2 | No Connection (NC) | | 3 | Ground (Case) | | 4 | Output (Q) | | 5 | Complementary Output ($\bar{Q}$) | | 6 | Supply Voltage ($V_{dd}$) |