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19-1397; Rev 0; 10/98
KIT ATION EVALU E L B AVAILA
Serially Controlled, Dual 4x2, Clickless Audio/Video Analog Crosspoint Switches
General Description Features
o Selectable Soft Switching Mode for Clickless Audio Operation o 43Ω Typical On-Resistance (±5V Supplies) o 5Ω Typical On-Resistance Matching Between Channels o 4Ω Typical On-Resistance Flatness o 0.014% Total Harmonic Distortion with 1kΩ Load o -110dB Off-Isolation at 20kHz -78dB Off-Isolation at 4MHz o -95dB Crosstalk at 20kHz -54dB Crosstalk at 4MHz o Serial Interface 2-Wire, Fast-Mode, I2C-Compatible (MAX4550) 3-Wire, SPI/QSPI/MICROWIRE-Compatible (MAX4570) o Four Auxiliary Outputs that Extend µP Ports o Single-Supply Operation: +2.7V to +5.5V Dual-Supply Operation: ±2.7V to ±5.