Overview
The HMC557ALC4 is a general-purpose, double-balanced mixer produced by Analog Devices Inc. This device is housed in a 24-terminal, ceramic leadless chip carrier (LCC) package, which is RoHS-compliant. The mixer is fabricated using a gallium arsenide (GaAs) metal semiconductor field effect transistor (MESFET) process and can be used as either an upconverter or a downconverter within the frequency range of 2.5 GHz to 7.0 GHz. It requires no external components or matching circuitry, making it a convenient option for various RF and microwave applications.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Frequency Range, RF & LO | 2.5 - 5.0 | - | 7.0 | GHz |
| Frequency Range, IF | DC - 3 | - | - | GHz |
| Conversion Loss | 7 | 8.5 | 10.5 | dB |
| LO to RF Isolation | 40 | 48 | - | dB |
| LO to IF Isolation | 25 | 32 | - | dB |
| RF to IF Isolation | 12 | 18 | - | dB |
| Input Third-Order Intercept (IP3) | 17 | 22 | - | dBm |
| Input Second-Order Intercept (IP2) | 50 | - | - | dBm |
| Operating Temperature | -40 | - | 85 | °C |
| Storage Temperature | -65 | - | 150 | °C |
Key Features
- Passive double-balanced topology
- Wide IF bandwidth: DC to 3 GHz
- High LO to RF and LO to IF isolation due to optimized balun structures
- No external components or matching circuitry required
- RoHS-compliant, 24-terminal ceramic leadless chip carrier package
- Compatible with high-volume surface-mount manufacturing techniques
- Low conversion loss: typically 8.5 dB
- High input third-order intercept (IP3): typically 22 dBm
- High input second-order intercept (IP2): typically 50 dBm
Applications
- WiMAX and fixed wireless systems
- Point-to-point radios
- Point-to-multipoint radios
- Test equipment and sensors
- Military end-use applications
Q & A
- What is the frequency range of the HMC557ALC4 mixer?
The HMC557ALC4 operates within the frequency range of 2.5 GHz to 7.0 GHz for both RF and LO signals, and DC to 3 GHz for IF signals.
- What type of package does the HMC557ALC4 come in?
The HMC557ALC4 is housed in a 24-terminal, ceramic leadless chip carrier (LCC) package, which is RoHS-compliant.
- Does the HMC557ALC4 require external components or matching circuitry?
No, the HMC557ALC4 does not require any external components or matching circuitry.
- What is the typical conversion loss of the HMC557ALC4?
The typical conversion loss of the HMC557ALC4 is 8.5 dB.
- What are the isolation levels between LO, RF, and IF ports?
The HMC557ALC4 provides high isolation levels: typically 48 dB LO to RF isolation and 32 dB LO to IF isolation.
- What is the input third-order intercept (IP3) of the HMC557ALC4?
The input third-order intercept (IP3) of the HMC557ALC4 is typically 22 dBm.
- What is the operating temperature range of the HMC557ALC4?
The operating temperature range of the HMC557ALC4 is from -40°C to 85°C.
- What are some common applications of the HMC557ALC4?
The HMC557ALC4 is commonly used in WiMAX and fixed wireless systems, point-to-point radios, point-to-multipoint radios, test equipment, sensors, and military end-use applications.
- Is the HMC557ALC4 compatible with surface-mount manufacturing techniques?
Yes, the HMC557ALC4 is compatible with high-volume surface-mount manufacturing techniques.
- What is the storage temperature range for the HMC557ALC4?
The storage temperature range for the HMC557ALC4 is from -65°C to 150°C.
