Overview
The HMC689LP4ETR from Analog Devices Inc. is a high dynamic range passive MMIC (Monolithic Microwave Integrated Circuit) mixer with an integrated Local Oscillator (LO) amplifier. This component is housed in a 4x4 mm SMT QFN package and operates within the frequency range of 2.0 to 2.7 GHz. It is designed to provide excellent performance for various wireless communication applications, including cellular, 3G, LTE, WiMAX, and 4G systems.
Key Specifications
| Parameter | Min. | Typ. | Max. |
|---|---|---|---|
| Frequency Range, RF | 2.0 GHz | - | 2.7 GHz |
| Frequency Range, LO | 1.5 GHz | - | 2.2 GHz |
| Conversion Loss | 7.5 dB | 9.5 dB | 10 dB |
| Noise Figure (SSB) | 7.5 dB | - | 8 dB |
| LO to RF Isolation | 18 dB | - | 24 dB |
| LO to IF Isolation | 30 dB | - | 41 dB |
| RF to IF Isolation | 27 dB | - | 36 dB |
| IP3 (Input) | 31.5 dBm | 32.5 dBm | 34 dBm |
| 1 dB Compression (Input) | 23.5 dBm | 24.5 dBm | 25 dBm |
| LO Drive Input Level (Typical) | -3 dBm | - | +3 dBm |
| Supply Current (Icc Total) | 60 mA | - | 140 mA |
Key Features
- High dynamic range passive MMIC mixer with integrated LO amplifier.
- Operates in the 2.0 to 2.7 GHz frequency range.
- Excellent input IP3 performance of up to +34 dBm.
- Input 1 dB compression point of up to +25 dBm.
- Conversion loss of 7.5 dB typical.
- DC to 500 MHz IF frequency response.
- High side and low side LO frequency plans supported.
- 4x4 mm SMT QFN package.
Applications
- Cellular, 3G, LTE, WiMAX, and 4G wireless communication systems.
- Base stations and repeaters.
- GSM, CDMA, and OFDM systems.
- Transmitters and receivers.
Q & A
- What is the frequency range of the HMC689LP4ETR?
The HMC689LP4ETR operates within the frequency range of 2.0 to 2.7 GHz.
- What type of package does the HMC689LP4ETR come in?
The component is housed in a 4x4 mm SMT QFN package.
- What is the typical conversion loss of the HMC689LP4ETR?
The typical conversion loss is 7.5 dB.
- What is the input IP3 performance of the HMC689LP4ETR?
The input IP3 performance is up to +34 dBm.
- What is the 1 dB compression point of the HMC689LP4ETR?
The 1 dB compression point is up to +25 dBm.
- What are the typical supply current values for the HMC689LP4ETR?
The supply current ranges from 60 mA to 140 mA.
- What are the common applications of the HMC689LP4ETR?
Common applications include cellular, 3G, LTE, WiMAX, and 4G wireless communication systems, base stations, repeaters, GSM, CDMA, and OFDM systems.
- How does the HMC689LP4ETR support different LO frequency plans?
The component supports both high side and low side LO frequency plans.
- What is the IF frequency response of the HMC689LP4ETR?
The IF frequency response is DC to 500 MHz.
- How can the LO buffer current be adjusted in the HMC689LP4ETR?
The LO buffer current can be adjusted through an external resistor connected to the LO_BIAS pin.
