MM1228, MM1221 Datasheet - Mitsumi Electronics

MM1228 (MM1221 - MM1228) 2-Input 1-Output Video Switch

Pin no. 1 3 5 Pin name IN1 IN2 IN3 Function Input Internal equivalent circuit diagram 2 4 SW1 SW2 Switch 7 OUT Output 6 8 VCC GND Power supply Ground MITSUMI 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) MM1221~1228 Measuring Circuit Absolute .

MITSUMI 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) MM1221~1228 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) Monolithic IC MM1221~MM1228 Outline November 2, 2001 These ICs are high-end video switch ICs with 2-input 1-output or 3-input 1-output including a 75Ω driver. The series includes those with and without a built-in clamp circuit and a 6dB amp. The circuit configuration table and block diagram are.

MM1228 Features

* 1. 2. 3. 4. 5. 6. 7. 8. 9. Built-in 75Ω driver circuit Built-in 6dB amp Built-in clamp circuit Models in the MM1221~MM1228 series without a clamp circuit can support audio or chroma circuits Mute operation possible Wide operating supply voltage range 4.7~13V Low current consumption Wideband frequenc

MM1221_MitsumiElectronics.pdf