MM1250

MITSUMI I2C Bus Video Switch MM1250 I2C Bus Video Switch Monolithic IC MM1250 Outline This IC is an audio/video switch that supports an I2C bus for television. Features 1. 2. 3. 4. 5. 6. 7. 8. 9. Utilizes serial control by I2C bus 3 video input systems for 3 outputs, VOUT, YOUT and COUT VOUT has built-in 6dB amp VOUT has built-in output clamp circuit Audio system has built-in mute function 1 output port built-in Operating power supply voltage range 8~13V Video frequency response 10MHz Slave address 92H (fixed) Package SDIP-24A (MM1250XD) Applications I2C bus televisions, etc. MITSUMI I2C Bus Video Switch MM1250 Block Diagram Fig. 1 Block Diagram Absolute Maximum Ratings Item Storage temperature Operating temperature Power supply voltage Allowable loss (Ta=25°C) Symbol TSTG TOPR VCC Pd Ratings -40~+125 -20~+75 15 1000 Units °C °C V mW MITSUMI I2C Bus Video Switch MM1250 Electrical Characteristics Item Operating power supply voltage Consumption current VOUT output Voltage gain Frequency characteristic Differential gain Differential phase Input dynamic Output offset voltage Input impedance Output impedance YOUT output Voltage gain VCC ICC (Except where noted otherwise, Ta=25°C, VCC=8V~13V) Measurement circuit VCC TP9 TP7 TP9 TP7 TP9 TP8 TP9 TP8 TP9 TP8 TP9 Measurement conditions VCC=9V SG1 : sine wave 1VP-P, 0.1MHz SG1 : sweep signal, 1VP-P 10MHz/0.1MHz SG1 : staircase wave, 1VP-P APL=10, 50, 90% SG1 : staircase wave, 1VP-P APL=10, 50, 90% SG1 : range sine wave, 1...