CXA3556N Overview
The CXA3556N is a one-chip integrated IC that processes IF signals of a digital broadcast tuner and includes an AGC amplifier circuit, a mixer circuit, a local oscillator circuit and an output amplifier circuit. The package utilizes a 24-pin SSOP suitable for surface mounting.
CXA3556N Key Features
- AGC control width that has a 56dB variable range
- Low noise characteristics
- Low distortion characteristics (in particular, during AGC gain reduction)
- Includes switching function between down converter mode and linear amplifier mode
- Variable output amplifier gain by changing external resistance
- Includes RF AGC output pin
- Variable RF AGC settings
- AGC control curve characteristics with excellent linearity