Overview
The HMC1044LP3E is a programmable bandwidth Low Pass Filter (LPF) designed by Analog Devices Inc. This component is specifically targeted at applications involving quadrature modulators and/or demodulators, particularly in wideband transceiver systems. It is optimized to filter out Local Oscillator (LO) harmonics, thereby enhancing the sideband rejection and image rejection performance of modulators and demodulators. The HMC1044LP3E is packaged in a compact 3x3 mm QFN leadless package, making it ideal for space-constrained designs.
Key Specifications
| Parameter | Value |
|---|---|
| Frequency Range | 1 to 3 GHz |
| Programmable Bands | 16 user-programmable bands |
| LO Harmonic Rejection | ~20 dB |
| Package Type | QFN-16 (3x3 mm) |
| Configuration Options | Single-Ended or Differential |
| Compatibility | Compatible with narrowband and wideband PLLs with Integrated VCOs, modulators, and demodulators |
Key Features
- Programmable bandwidth from 1 to 3 GHz with 16 user-programmable bands.
- High LO harmonic rejection (~20 dB) to improve modulator and demodulator performance.
- Compact 3x3 mm QFN leadless package, reducing footprint by up to 90% compared to discrete fixed bandwidth solutions.
- Compatible with both narrowband and wideband applications, including PLLs with Integrated VCOs, modulators, and demodulators.
- Single-Ended or Differential configuration options.
- Field-configurable for multi-standard, multi-carrier designs.
Applications
- Wideband transceiver harmonic filtering.
- Filtering LO harmonics in quadrature modulators and demodulators.
- Amplifier harmonic filtering.
- RF filtering in various communication systems.
- Multi-standard, multi-carrier designs requiring field configurability.
Q & A
- What is the primary function of the HMC1044LP3E?
The HMC1044LP3E is a programmable bandwidth Low Pass Filter designed to filter out Local Oscillator (LO) harmonics in wideband transceiver applications. - What is the frequency range of the HMC1044LP3E?
The frequency range of the HMC1044LP3E is from 1 to 3 GHz. - How many programmable bands does the HMC1044LP3E offer?
The HMC1044LP3E offers 16 user-programmable bands. - What is the typical LO harmonic rejection of the HMC1044LP3E?
The typical LO harmonic rejection is ~20 dB. - In what package is the HMC1044LP3E available?
The HMC1044LP3E is available in a 3x3 mm QFN leadless package. - Is the HMC1044LP3E compatible with both single-ended and differential configurations?
Yes, the HMC1044LP3E is compatible with both single-ended and differential configurations. - What types of applications can the HMC1044LP3E be used in?
The HMC1044LP3E can be used in wideband transceiver harmonic filtering, filtering LO harmonics in quadrature modulators and demodulators, amplifier harmonic filtering, and RF filtering in various communication systems. - Is the HMC1044LP3E field-configurable?
Yes, the HMC1044LP3E is field-configurable for multi-standard, multi-carrier designs. - What is the footprint reduction compared to discrete fixed bandwidth solutions?
The HMC1044LP3E reduces the footprint by up to 90% compared to discrete fixed bandwidth solutions. - Is the HMC1044LP3E still in production?
No, the HMC1044LP3E is no longer manufactured, but it may still be available from inventory or alternative sources.
