mm1250 Mitsumi Electronics, Corp., mm1250 Datasheet

Page 1

... Includes one channel of an output port 7. Operating supply voltage range 8. Video frequency response 9. Slave address Package SDIP-24A (MM1250XD) Applications bus compatible televisions, etc. channel OUT channel OUT 8~13V 10MHz 92H (fixed Bus Compatible Video Switch MM1250 May 18, 1994 , Y and C OUT OUT OUT ...

Page 2

... MITSUMI Block Diagram Fig. 1 Block Diagram Absolute Maximum Ratings Item Storage temperature Operating temperature Power supply voltage Allowable loss Bus Compatible Video Switch MM1250 (Ta=25°C) Symbol Ratings T -40~+125 STG T -20~+75 OPR 1000 Units °C ° ...

Page 3

... D 2 TP4 SG1 : sine wave, 1kHz, TH mode TP4 SG2 : sine wave, 1kHz, S mode C V TP4 C 1 pin DC level difference during switching OFFC OUT Bus Compatible Video Switch MM1250 =8V~13V) CC Min. Typ. Max. Units 8 0.1MHz 5.5 6.0 P-P P-P -1 ...

Page 4

... SG1~6=no signal CC Vt19 V =9.0V, SG1~6=no signal CC Vt20 V =9.0V, SG1~6=no signal CC Vt21 V =9.0V, SG1~6=no signal CC Vt22 V =9.0V, SG1~6=no signal CC Vt23 V =9.0V, SG1~6=no signal CC Vt24 V =9.0V, SG1~6=no signal Bus Compatible Video Switch MM1250 Min. Typ. Max. Units , 1kHz -0.5 0 P-P , 1kHz 0.01 P-P 3 200 2 1kHz -0.5 ...

Page 5

... Bus Compatible Video Switch MM1250 (Refer to diagram below) Min. Typ. Max. Units 2.1 4.7 4.0 4.7 4.0 4.7 5.0 250 4 SU:STA SU:STO Control bit S8 S9 S10 Bit2 Bit1 Bit0 ...

Page 6

... Bus Compatible Video Switch MM1250 Control bit S9 S10 Bit2 Bit1 Bit0 Control bit ...

Page 7

... The A at the 9th bit is an acknowledge signal added for verification from slave. 2. Control byte format Control byte configuration on MM1250XD is allocated as shown in the table below. Each bit is set at "0" when power is turned on. Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 ...

Page 8

... SCL 11 SDA 12 OUT Bus Compatible Video Switch MM1250 Pin no. Pin name Internal equivalent circuit diagram OUT OUT GND OUT L 23 OUT C 22 OUT ...

Page 9

... MITSUMI Measuring Circuit Bus Compatible Video Switch MM1250 ...