Overview
The AD8342ACPZ-REEL7, produced by Analog Devices Inc., is a high-performance, broadband active mixer. It is designed for demanding receive channel applications that require wide bandwidth on all ports, very low intermodulation distortion, and a low noise figure. The AD8342 is fabricated on Analog Devices' proprietary high-performance SiGe IC process and operates over a temperature range of -40°C to +85°C. This mixer is particularly suited for applications requiring excellent balance and low noise performance, making it versatile for use in various RF and microwave systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | 16-Lead LFCSP | |
| Operating Temperature Range | -40°C to +85°C | °C |
| Supply Voltage (VPOS) | 5 V | V |
| RF Input Frequency Range | Near DC to 3.8 GHz | GHz |
| LO Input Impedance | 50 Ω | Ω |
| Conversion Gain | Typically 3.7 dB | dB |
| RF Input Level (P1dB) | 8 dBm (relative to 50 Ω) | dBm |
| Differential Output Swing | Up to 2 V p-p | V p-p |
Key Features
- Differential, high impedance RF input that can be terminated or matched externally and driven single-ended or differentially.
- Integrated LO driver with a 50 Ω input impedance and low LO drive level, minimizing external component count.
- Open-collector differential outputs suitable for use with differential filters or IF amplifiers, and can be converted to single-ended signals using a matching network or balun transformer.
- Adjustable mixer current via an external resistor to optimize performance for gain, compression, intermodulation, or low power operation.
- Excellent balance and low noise performance, making it suitable for various RF and microwave applications.
Applications
- Demanding receive channel applications requiring wide bandwidth and low intermodulation distortion and noise figure.
- Wireless communication systems, such as W-CDMA single-carrier transmitters, where high linearity and low noise are critical.
- Radar systems and satellite communication, where broad frequency range and high performance are necessary.
- Low frequency applications with necessary modifications at IF ports).
Q & A
- What is the operating temperature range of the AD8342?
The AD8342 operates over a temperature range of -40°C to +85°C.
- What is the typical conversion gain of the AD8342?
The AD8342 provides a typical conversion gain of 3.7 dB).
- What is the input impedance of the LO input?
The LO input impedance is 50 Ω).
- How can the RF input be driven?
The RF input can be driven either single-ended or differentially).
- What is the maximum RF input level at P1dB?
The maximum RF input level at P1dB is 8 dBm (relative to 50 Ω)).
- What is the differential output swing of the AD8342?
The differential output swing can be up to 2 V p-p when biased to the VPOS supply rail).
- Can the AD8342 be used in low frequency applications?
Yes, the AD8342 can be used in extremely low frequency applications with necessary modifications at IF ports).
- How can the mixer current be adjusted?
The mixer current can be adjusted by the value of an external resistor to optimize performance for gain, compression, intermodulation, or low power operation).
- What type of package does the AD8342 come in?
The AD8342 is available in a 16-lead LFCSP package).
- Is the AD8342 RoHS compliant?
Yes, the AD8342 is RoHS compliant).
