NJW1321

NJW1321 www.DataSheet4U.com WIDE BAND VIDEO SWITCH WITH I2C BUS s GENERAL DESCRIPTION 2 The NJW1321 is a Wide Band Video Switch with I C BUS. The NJW1321 includes switch of 4-input 2-output and 6dB amplifier. It is suitable for RGB or Y, Pb, and Pr signal because frequency range is 100MHz. The NJW1321 includes external logic control terminals and external logic discernment terminals. The NJW1321 is suitable for PTV, DTV, PDP and other high quality AV systems. s FEATURES q Operating Voltage 2 q I C BUS Interface q 4-input 2-output 3-Circuits q Wide frequency range s PACKAGE OUTLINE NJW1321FP1 +9.0V 0dB at 100MHz typ. -3dB at 300MHz typ. q Internal 6dB amplifier (Selectable Bypass or 6dB) q External logic discernment terminal q External logic control terminal q Selectable slave address q Power Save Circuit q Bi-CMOS Technology q Package Outline QFP48 s BLOCK DIAGRAM Y/R IN1 Y/R IN2 Y/R IN3 Y/R IN4 6dB 6dB Y/R OUT1 Y/R OUT2 Pb/G IN1 Pb/G IN2 Pb/G IN3 Pb/G IN4 6dB 6dB Pb/G OUT1 Pb/G OUT2 Pr/B IN1 Pr/B IN2 Pr/B IN3 Pr/B IN4 6dB 6dB Pr/B OUT1 Pr/B OUT2 PORT 0 PORT 1 PORT 2 PORT 3 V+ GND VREF BIAS I2C BUS ADDRESS SDA SCL AUX 0 AUX 1 AUX 2 AUX 3 DGND Ver.5 -1- NJW1321 www.DataSheet4U.com sPIN CONFIGURATION GND Pr IN4 V+ Y IN3 GND Pb IN3 V+ Pr IN3 GND Y IN2 39 Pb IN4 V+ Y IN4 V+ Y OUT1 GND Pb OUT1 GND Pr OUT1 AUX3 AUX2 Y OUT2 AUX1 AUX0 38 25 24 Pb OUT2 PORT0 PORT1 Pr OUT2 V+ VREF DGND GND SDA SCL 48 1 14 15 1. V+ 2. Pb IN2 3. GND 4. Pr IN2 5. GND 6. Y IN1 7. V+ 8. ...