Overview
The HMC684LP4ETR is a high dynamic range passive MMIC (Monolithic Microwave Integrated Circuit) mixer with an integrated LO (Local Oscillator) amplifier, designed and manufactured by Analog Devices Inc. This component is housed in a 4x4 mm SMT QFN package and operates within the frequency range of 0.7 to 1.0 GHz. It is particularly suited for applications requiring high input IP3 performance and low conversion loss, making it ideal for various wireless communication systems.
Key Specifications
| Parameter | Min. | Typ. | Max. | Units |
|---|---|---|---|---|
| Frequency Range, RF | 0.7 | - | 1.0 | GHz |
| Frequency Range, LO | 0.6 | - | 1.0 | GHz |
| Frequency Range, IF | DC | - | 450 | MHz |
| Conversion Loss | 7 | 9 | - | dB |
| Noise Figure (SSB) | - | 7 | - | dB |
| LO to RF Isolation | 17 | 23 | - | dB |
| LO to IF Isolation | 20 | 30 | - | dB |
| RF to IF Isolation | 25 | 35 | - | dB |
| IP3 (Input) | - | +32 | - | dBm |
| 1 dB Compression (Input) | - | +25 | - | dBm |
| LO Drive Input Level (Typical) | -6 | - | +3 | dBm |
| Supply Current Icc Total | 85 | 100 | - | mA |
Key Features
- High dynamic range passive MMIC mixer with integrated LO amplifier.
- Operates within the frequency range of 0.7 to 1.0 GHz.
- High input IP3 performance of +32 dBm for downconversion applications.
- Low conversion loss of 7 dB typical.
- Low LO drive requirement of 0 dBm.
- Wide IF frequency response from DC to 450 MHz.
- 24-lead 4x4 mm SMT QFN package.
- Pin-for-pin compatible with the HMC685LP4(E) for different frequency ranges.
Applications
- Cellular, 3G, LTE, WiMAX, and 4G wireless communication systems.
- Basestations and repeaters.
- GSM, CDMA, and OFDM systems.
- Transmitters and receivers in wireless communication infrastructure.
Q & A
- What is the frequency range of the HMC684LP4ETR? The HMC684LP4ETR operates within the frequency range of 0.7 to 1.0 GHz.
- What is the typical conversion loss of the HMC684LP4ETR? The typical conversion loss is 7 dB.
- What is the input IP3 performance of the HMC684LP4ETR? The input IP3 performance is +32 dBm.
- What is the typical LO drive input level required for the HMC684LP4ETR? The typical LO drive input level is 0 dBm.
- What is the IF frequency response of the HMC684LP4ETR? The IF frequency response ranges from DC to 450 MHz.
- What package type is the HMC684LP4ETR available in? The HMC684LP4ETR is available in a 24-lead 4x4 mm SMT QFN package.
- Is the HMC684LP4ETR pin-for-pin compatible with other models? Yes, it is pin-for-pin compatible with the HMC685LP4(E).
- What are the typical applications of the HMC684LP4ETR? Typical applications include cellular, 3G, LTE, WiMAX, and 4G wireless communication systems, basestations, repeaters, GSM, CDMA, and OFDM systems.
- What is the supply current requirement for the HMC684LP4ETR? The total supply current is typically 100 mA.
- Is the HMC684LP4ETR still in production? The HMC684LP4ETR is listed as obsolete on some distributors' websites.
