Overview
The HMC557LC4TR-R5 is a general-purpose, double-balanced mixer fabricated in a GaAs MESFET process. It is housed in a 24-terminal, ceramic leadless chip carrier package, which is RoHS compliant. This mixer operates within the frequency range of 2.5 GHz to 7.0 GHz and is suitable for use as both an upconverter and a downconverter. It requires no external components or matching circuitry, making it highly integrated and convenient for various RF applications. The device is designed to provide excellent LO to RF and LO to IF isolation due to its optimized balun structures and is compatible with high-volume surface-mount manufacturing techniques.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| RF Frequency Range | 2.5 | - | 7.0 | GHz |
| LO Frequency Range | 2.5 | - | 7.0 | GHz |
| IF Frequency Range | DC | - | 3 | GHz |
| Conversion Loss | 7 | 9.5 | 10.5 | dB |
| Noise Figure (SSB) | 7 | 9.5 | 10.5 | dB |
| LO to RF Isolation | 40 | 48 | 50 | dB |
| LO to IF Isolation | 26 | 32 | 35 | dB |
| RF to IF Isolation | 12 | 18 | 20 | dB |
| IP3 (Input) | 14 | 18 | - | dBm |
| IP2 (Input) | 50 | - | - | dBm |
| RF Input Power | - | - | 25 | dBm |
| LO Input Power | - | - | 25 | dBm |
| Operating Temperature | -40 | - | 85 | °C |
| Storage Temperature | -65 | - | 150 | °C |
Key Features
- Passive Double Balanced Topology: Ensures high LO to RF and LO to IF isolation.
- Wide IF Bandwidth: Operates from DC to 3 GHz.
- Low Conversion Loss: Typical conversion loss of 7 dB to 10.5 dB.
- High Isolation: Provides up to 48 dB of LO to RF isolation and up to 35 dB of LO to IF isolation.
- RoHS Compliant Package: 24-terminal ceramic leadless chip carrier package, compatible with high-volume surface-mount manufacturing techniques.
- No External Components Required: No need for external matching circuitry.
- Low LO Drive Levels: Operates with LO drive levels as low as +9 dBm.
Applications
- WiMAX & Fixed Wireless: Suitable for wireless communication systems.
- Point-to-Point Radios: Ideal for radio communication systems requiring high frequency stability and isolation.
- Point-to-Multi-Point Radios: Used in multi-point radio communication systems.
- Test Equipment & Sensors: Applicable in various test and measurement equipment and sensor systems.
- Military End-Use: Suitable for military applications due to its robust performance and reliability.
Q & A
- What is the frequency range of the HMC557LC4TR-R5 mixer?
The HMC557LC4TR-R5 operates within the frequency range of 2.5 GHz to 7.0 GHz for both RF and LO, and from DC to 3 GHz for IF.
- What is the typical conversion loss of the HMC557LC4TR-R5?
The typical conversion loss is between 7 dB and 10.5 dB.
- What is the LO to RF isolation of the HMC557LC4TR-R5?
The LO to RF isolation is up to 48 dB.
- Does the HMC557LC4TR-R5 require external matching circuitry?
No, the HMC557LC4TR-R5 does not require external matching circuitry.
- What is the operating temperature range of the HMC557LC4TR-R5?
The operating temperature range is from -40°C to +85°C.
- Is the HMC557LC4TR-R5 RoHS compliant?
- What is the package type of the HMC557LC4TR-R5?
The HMC557LC4TR-R5 is housed in a 24-terminal ceramic leadless chip carrier package.
- What are some typical applications of the HMC557LC4TR-R5?
Typical applications include WiMAX, fixed wireless, point-to-point radios, point-to-multi-point radios, test equipment, sensors, and military end-use.
- What is the minimum LO drive level required for the HMC557LC4TR-R5?
The minimum LO drive level is +9 dBm.
- How does the HMC557LC4TR-R5 ensure high isolation?
The HMC557LC4TR-R5 ensures high isolation due to its optimized balun structures.
