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SY88149CLKG from MICREL

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SY88149CLKG

Manufacturer: MICREL

3.3V, 1.25Gbps PECL LIMITING POST AMPLIFIER W/HIGH GAIN TTL SIGNAL DETECT

Partnumber Manufacturer Quantity Availability
SY88149CLKG MICREL 50440 In Stock

Description and Introduction

3.3V, 1.25Gbps PECL LIMITING POST AMPLIFIER W/HIGH GAIN TTL SIGNAL DETECT The SY88149CLKG is a high-speed limiting amplifier manufactured by **MICREL** (now part of Microchip Technology).  

### **Specifications:**  
- **Data Rate:** Up to 3.2 Gbps  
- **Input Sensitivity:** 5 mV (typical)  
- **Output Swing:** 800 mV (differential)  
- **Propagation Delay:** 200 ps (typical)  
- **Supply Voltage:** 3.3V ±10%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 10-pin **MLF® (QFN)**  

### **Descriptions and Features:**  
- Designed for **fiber-optic** and **high-speed data communication** applications.  
- Provides **signal conditioning** for low-level inputs.  
- Includes **RSSI (Received Signal Strength Indicator)** output for monitoring input signal strength.  
- **DC-coupled** and **AC-coupled** input compatibility.  
- **CML (Current Mode Logic)** differential outputs.  
- **Low power consumption** (typically 90 mW).  
- **High gain** for amplifying weak signals.  

The SY88149CLKG is commonly used in **SONET/SDH, Fibre Channel, and Gigabit Ethernet** systems.

Application Scenarios & Design Considerations

3.3V, 1.25Gbps PECL LIMITING POST AMPLIFIER W/HIGH GAIN TTL SIGNAL DETECT
Partnumber Manufacturer Quantity Availability
SY88149CLKG MICREL 21650 In Stock

Description and Introduction

3.3V, 1.25Gbps PECL LIMITING POST AMPLIFIER W/HIGH GAIN TTL SIGNAL DETECT The part **SY88149CLKG** is manufactured by **MICREL** (now part of Microchip Technology). Below are the specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:  

### **Specifications:**  
- **Type:** High-Speed Limiting Post Amplifier  
- **Supply Voltage (VCC):** 3.3V ±10%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Data Rate:** Up to 3.2 Gbps  
- **Input Sensitivity:** 4 mV (differential)  
- **Output Swing:** 800 mV (differential)  
- **Package:** 8-pin SOIC  

### **Description:**  
The **SY88149CLKG** is a high-speed limiting post amplifier designed for fiber-optic applications. It provides signal amplification and conditioning for data rates up to 3.2 Gbps, making it suitable for SONET, Gigabit Ethernet, and Fibre Channel systems. The device features a loss-of-signal (LOS) detection function and supports both AC and DC coupling.  

### **Features:**  
- **High-Speed Operation:** Supports data rates up to 3.2 Gbps  
- **Low Power Consumption:** Typically 75 mW  
- **Loss-of-Signal (LOS) Detection:** Programmable threshold  
- **Wide Input Dynamic Range:** 4 mV to 1200 mV (differential)  
- **CML Output:** Compatible with AC or DC coupling  
- **Single 3.3V Power Supply**  
- **Industry-Standard 8-Pin SOIC Package**  

This information is derived from the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

3.3V, 1.25Gbps PECL LIMITING POST AMPLIFIER W/HIGH GAIN TTL SIGNAL DETECT

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