The MAX2042A is a SiGe high-linearity, 1600MHz to 3900MHz upconversion/downconversion mixer with LO buffer
The MAX2042A is a SiGe high‑linearity mixer offering up‑conversion and down‑conversion from 1600 MHz to 3900 MHz. It features an integrated LO buffer, on‑chip baluns and operates from a 3.3 V or 5.0 V supply.
The document provides absolute maximum ratings, package thermal data, DC and AC electrical characteristics for both 3.3 V and 5.0 V supplies, recommended operating conditions, pin configuration, functional diagram and layout considerations.
| RF Frequency Range | 1600 MHz to 3900 MHz |
|---|---|
| LO Frequency Range | 1300 MHz to 4000 MHz |
| IF Frequency Range | 50 MHz to 500 MHz |
| Typical Conversion Loss | 7.2 dB |
| Noise Figure (typical) | 7.25 dB |
| Input Third‑Order Intercept Point (IP3) | +33 dBm |
| Supply Voltage (5.0 V version) | 4.75 V – 5.25 V |
| Supply Current (5.0 V version) | 140 mA – 162 mA |
| Supply Voltage (3.3 V version) | 3.0 V – 3.6 V |
| Supply Current (3.3 V version) | 122 mA |
The MAX2042A operates over an RF frequency range of 1600 MHz to 3900 MHz.
Typical conversion loss is 7.2 dB.
The device can be powered from either a 5.0 V supply (4.75 V – 5.25 V) or a 3.3 V supply (3.0 V – 3.6 V).
The input third‑order intercept point is rated at +33 dBm.