STV6400

STV6400 DOUBLE SCART INTERFACE . . . . . . . . TWO PERIPLUGS I/O SOURCES MANAGEMENT TWO 150Ω INTEGRATED BUFFERS FOR PLUG DRIVE ONE OUTPUT WITH MUTING CAPABILITY 3 DIGITAL BUFFER OUTPUTS FOR EXTERNAL SWITCHES CONTROL LARGE SUPPLY VOLTAGE RANGE BANDWIDTH : 19MHz typ. CROSSTALK : 50dB min. I2C BUS CONTROL DIP20 (0.25) (Plastic Package) ORDER CODE : STV6400 DESCRIPTION The STV6400 is a bipolar circuit for TV and VCR applications. It is intended to process all switches relating to a 2 periplugs I/O application PIN CONNECTIONS SO20 (Plastic Package) ORDER CODE : STV6400D NC OUT 1 VCC VIDEO IN 1 DIG BUFFER 1 VIDEO IN 2 DIG BUFFER 2 VIDEO IN 3 SDA VIDEO IN 4 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 PVCC1 PVCC2 PVCC3 NC OUT 2 OUT 3 GND DIG BUFFER 3 VIDEO IN 5 SCL 6400-01.EPS May 1996 1/9 STV6400 BLOCK DIAGRAM V CC 3 PV CC1 PV CC2 PV CC3 20 19 18 STV6400 CLAMP IN 1 4 75Ω CLAMP IN 2 6 Pos 1 Pos 2 Pos 3 Pos 4 Pos 5 Pos 6 Mute Switch 1 OUT 1 0dB 2 4.7kΩ Bus 75Ω CLAMP IN 3 8 75Ω CLAMP IN 4 10 Pos 1 Pos 2 Pos 3 Switch 2 6dB OUT 2 16 75Ω 75Ω Bus -6dB 75Ω CLAMP IN 5 12 75Ω Pos 1 Pos 2 Pos 3 Pos 4 DIG BUFFER 1 DIG BUFFER 2 DIG BUFFER 3 Switch 3 6dB OUT 3 15 75Ω 5 7 13 Bus Bus Bus 14 Bus 75Ω BUS DECODER 9 SDA 11 SCL 6400-02.EPS Typical Coupling Capacitors = 100nF ABSOLUTE MAXIMUM RATINGS Symbol VCC Toper Tstg Supply Voltage Operating Temperature Storage Temperature Parameter Value 12.0 -10, + 70 -55, + 150 Unit o o C C 2/9 6400-01.TBL V STV...