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The **M2AP-Z4-R** is a specific electronic component, typically categorized as a **Surface Mount Device (SMD) Crystal Oscillator**. These components are critical for providing a stable clock signal in digital circuits, telecommunications, and consumer electronics.
Below is a detailed breakdown of its electronic characteristics and specifications.
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### 1. General Specifications
The M2AP series is known for its high-precision frequency control. The specific suffix "-Z4-R" often denotes custom frequency settings, tolerance levels, or packaging styles (Tape & Reel).
| Feature | Specification Details |
| :--- | :--- |
| **Component Type** | Crystal Oscillator (XO) |
| **Mounting Type** | Surface Mount (SMD) |
| **Package Size** | Typically 2.5mm x 2.0mm or 3.2mm x 2.5mm |
| **Output Type** | CMOS / HCMOS |
| **Supply Voltage** | Usually 1.8V, 2.5V, or 3.3V (Model dependent) |
| **Frequency Stability** | ±20ppm to ±50ppm |
---
### 2. Internal Electronic Structure
The device consists of two primary internal sections integrated into a single hermetically sealed package:
1. **Quartz Crystal Blank:** A precision-cut piece of quartz that vibrates at a specific frequency when an electric field is applied (Piezoelectric effect).
2. **Oscillator IC:** An integrated circuit that provides the necessary amplification, feedback, and output buffering to convert the quartz vibration into a usable square-wave signal for microprocessors.
---
### 3. Pin Configuration (Typical)
Most M2AP series oscillators utilize a 4-pad layout:
| Pad Number | Function | Description |
| :--- | :--- | :--- |
| **1** | OE (Output Enable) | High: Output active; Low: High impedance (Standby) |
| **2** | GND | Ground connection |
| **3** | Output | The generated clock frequency signal |
| **4** | Vcc | Power supply voltage input |
---
### 4. Key Application Areas
* **Wearable Tech:** Due to the small "Z" series footprint.
* **Networking:** Providing the reference clock for Ethernet or Wi-Fi modules.
* **Microcontrollers:** Driving the system clock for ARM or AVR-based MCUs.
* **IoT Devices:** Low power consumption modes make it ideal for battery-operated sensors.
---
### 5. Implementation Code (Example)
In digital design, this part acts as the "heartbeat." When defining this in a hardware description or PCB netlist, it is treated as a clock source:
```verilog
// Example of using a clock signal from an M2AP oscillator in Verilog
module system_clock_divider (
input wire clk_in, // Signal coming from M2AP-Z4-R pin 3
output reg clk_out
);
always @(posedge clk_in) begin
// Perform logic operations based on the oscillator frequency
end
endmodule
```
- ⤷
What is the exact operating frequency of the M2AP-Z4-R variant?
- ⤷ How does the 'Output Enable' pin affect power consumption in this device?
- ⤷ What are the common alternatives for the M2AP series in high-vibration environments?