MM1423 - (MM14xx) Canal+Compatible I2C Bus Controlled 4-input 3-output AV Switch
Pin No.
Pin name 1 3 5 28 E1-V E2-V EXT-V TUN-V Video input pin Functions Equivalent circuit diagram 2 4 13 15 VCC2 VCC1 Port1 Port2 VCC2 is power supply voltage pin for 75Ω driver Port output pin 6 8 10 12 14 16 20 24 7 EXT-L E2-L E1-L EXT-R E2-R E1-R TUN-R TUN-L BIAS Audio input pin Bias pi
MM1423 Features
* 1. I2C bus serial control 2. Includes two 75Ω driver outputs for video and two 600Ω driver outputs for audio. 3. Enables audio mute with an external pin 4. Operating power supply voltage 11 to 13V 5. Two types of video inputs; with or without a clamp 6. Two types of audio; mono or stereo Packages S