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LMX2331LTMX from NS,National Semiconductor

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LMX2331LTMX

Manufacturer: NS

2.0 GHz/510 MHz PLLatinum Low Power Dual Frequency Synthesizer for RF Personal Communications

Partnumber Manufacturer Quantity Availability
LMX2331LTMX NS 5000 In Stock

Description and Introduction

2.0 GHz/510 MHz PLLatinum Low Power Dual Frequency Synthesizer for RF Personal Communications The LMX2331LTMX is a PLLatinum™ low-power frequency synthesizer manufactured by National Semiconductor (NS).  

### **Key Specifications:**  
- **Frequency Range:** 550 MHz to 2.2 GHz  
- **Supply Voltage:** 2.7V to 5.5V  
- **Low Power Consumption:** Typically 5.5 mA  
- **Phase Detector Frequency:** Up to 40 MHz  
- **Dual-Modulus Prescaler:** 8/9 or 16/17  
- **Programmable Charge Pump Current**  
- **Serial Interface:** 3-wire (SPI-compatible)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-pin TSSOP  

### **Descriptions & Features:**  
- Designed for wireless communication applications such as GSM, DECT, and PCS.  
- Integrated phase-locked loop (PLL) with a low-noise voltage-controlled oscillator (VCO).  
- Supports fractional-N synthesis for improved frequency resolution.  
- On-chip crystal oscillator with an external reference option.  
- Power-down mode for reduced current consumption.  
- High-speed serial interface for flexible programming.  

This synthesizer is optimized for low-power, high-performance frequency generation in RF applications.

Application Scenarios & Design Considerations

2.0 GHz/510 MHz PLLatinum Low Power Dual Frequency Synthesizer for RF Personal Communications

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