Overview
The ADMV8420ACPZ from Analog Devices Inc. is a monolithic microwave integrated circuit (MMIC) that functions as a tunable band-pass filter. This component is designed to provide a dynamically adjustable solution for advanced communications applications. It allows for a user-selectable pass band frequency, making it a versatile and compact alternative to switched filter banks and cavity filters.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Frequency Range (fCENTER) | 11 | 20 | GHz | ||
| Bandwidth (3 dB) | 20% | ||||
| Rejection | Low-Side: 0.8 × fCENTER GHz ≥20 dB, High-Side: 1.2 × fCENTER GHz ≥20 dB, Reentry: 2.3 × fCENTER GHz ≤30 dB | ||||
| Insertion Loss | 5 | dB | |||
| Return Loss | 8.5 | dB | |||
| Input Power at 5° Shift in Insertion Phase (VFCTL = 0 V) | 10 | dBm | |||
| Input Third-Order Intercept (IP3) | 31 | dBm | |||
| Group Delay | 0.5 | ns | |||
| Phase Sensitivity | 1.33 | Rad/V | |||
| Amplitude Settling Time | 200 | ns | Time to settle to minimum insertion loss, within ≤0.5 dB of static insertion loss | ||
| Drift Rate | −1.07 | MHz/°C | |||
| Residual Phase Noise (1 MHz Offset) | −161 | dBc/Hz | |||
| Tuning VFCTL | 0 | 15 | V | ||
| Center Frequency Control Current (IFCTL) | ±1 | mA | |||
| Operating Temperature Range | −40 | +85 | °C | ||
| Storage Temperature Range | −65 | +150 | °C | ||
| Junction Temperature for 1 Million Mean Time to Failure (MTTF) | 150 | °C | |||
| Electrostatic Discharge (ESD) Rating | 1000 | V (Human Body Model) |
Key Features
- Tunable Band-Pass Filter: The ADMV8420 allows for a user-selectable pass band frequency by varying the applied analog tuning voltage between 0 V and 15 V.
- Wide Frequency Range: The center frequency (fCENTER) varies between 11.1 GHz to 19.6 GHz.
- Compact Design: The component is housed in a 24-Lead Lead Frame Chip Scale Package (LFCSP) with a 4 mm × 4 mm body and 0.75 mm package height.
- High Performance: Features include low insertion loss, high return loss, and good rejection characteristics.
- Dynamic Performance: Supports high input power and has a good input third-order intercept (IP3) of 31 dBm.
- Low Phase Sensitivity and Amplitude Settling Time: Phase sensitivity of 1.33 Rad/V and amplitude settling time of 200 ns.
- RoHS Compliance: All models are RoHS-compliant parts.
Applications
- Advanced Communications Systems: Suitable for use in various communication systems that require dynamic frequency adjustment.
- Radar Systems: Can be used in radar applications where tunable filters are necessary.
- Satellite Communications: Applicable in satellite communication systems due to its wide frequency range and tunability.
- Test and Measurement Equipment: Useful in test and measurement setups where adjustable filter frequencies are required.
- Microwave Engineering: Ideal for microwave engineering applications needing tunable band-pass filters.
Q & A
- What is the frequency range of the ADMV8420ACPZ?
The frequency range of the ADMV8420ACPZ is from 11.1 GHz to 19.6 GHz.
- How is the center frequency controlled?
The center frequency is controlled by applying an analog tuning voltage between 0 V and 15 V.
- What is the typical insertion loss of the ADMV8420ACPZ?
The typical insertion loss is 5 dB.
- What is the return loss of the ADMV8420ACPZ?
The return loss is typically 8.5 dB.
- What is the input power handling capability of the ADMV8420ACPZ?
The input power handling capability is up to 27 dBm.
- What is the operating temperature range of the ADMV8420ACPZ?
The operating temperature range is from −40°C to +85°C.
- Is the ADMV8420ACPZ RoHS compliant?
- What is the package type of the ADMV8420ACPZ?
The package type is a 24-Lead Lead Frame Chip Scale Package (LFCSP).
- What are the dimensions of the ADMV8420ACPZ package?
The package dimensions are 4 mm × 4 mm with a height of 0.75 mm.
- Is an evaluation board available for the ADMV8420ACPZ?
