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SY88903ALKGTR from MIC

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SY88903ALKGTR

Manufacturer: MIC, MICREL

3.3V, Burst Mode 1.25Gbps PECL High-Sensitivity Limiting Post Amplifier with TTL Loss-of-Signal

Partnumber Manufacturer Quantity Availability
SY88903ALKGTR MIC, MICREL 66938 In Stock

Description and Introduction

3.3V, Burst Mode 1.25Gbps PECL High-Sensitivity Limiting Post Amplifier with TTL Loss-of-Signal The SY88903ALKGTR is a high-speed limiting amplifier manufactured by Microchip Technology.  

### **Manufacturer:**  
- **Microchip Technology**  

### **Specifications:**  
- **Supply Voltage:** 3.3V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Data Rate:** Up to 3.2 Gbps  
- **Input Sensitivity:** 5 mV (typical)  
- **Differential Inputs:** CML or PECL compatible  
- **Outputs:** CML (Current Mode Logic)  
- **Package:** 8-pin TDFN (2mm x 2mm)  

### **Descriptions:**  
- The SY88903ALKGTR is a high-speed limiting amplifier designed for fiber-optic and high-speed data communication applications.  
- It provides signal conditioning for low-level input signals, amplifying them to a consistent output level.  
- The device features a loss-of-signal (LOS) indicator with programmable threshold.  

### **Features:**  
- **High Gain:** Typically 50 dB  
- **Low Power Consumption:** Typically 85 mW  
- **Adjustable LOS Threshold:** Via external resistor  
- **Fast LOS Response Time:** < 10 ns  
- **Single 3.3V Power Supply Operation**  
- **Small Footprint:** 8-pin TDFN package  

This information is based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

3.3V, Burst Mode 1.25Gbps PECL High-Sensitivity Limiting Post Amplifier with TTL Loss-of-Signal

Alternative Part Number

  • MAX3747AEUB+ --: Pin-compatible limiting amplifier in the same function class, widely available and well documented as a drop-in for optical receiver signal paths.
  • ONET4201PAGR --: Limiting amplifier with similar gain and output characteristics, suitable replacement when layout allows minor pin remapping.
  • ADN2891ACPZ --: Comparable limiting amplifier IC for optical modules, offering similar bandwidth and signal detection features as an alternative source.

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