AA8622AP

www.DataSheet4U.com Agamem Microelectronics Inc. PRELIMINARY „ DESCRIPTION AA8622AP Dual Video Amplifier AA8622AP is a dual video amplifier with 6db gain, 75Ω output buffer and SAG correction. The 75Ω buffer is capable of driving two circuits. The SAG could reduce the output coupling capacitor. The power saving circuit provides the power saving function. The IC is available in 8-pin TSSOP package. „ 1. 2. 3. 4. 5. 6. 7. 8. „ FEATURES Composite video driver with 6dB gain Dual channels video amplifier Output short circuit protection function SAG correction function A load sufficient for driving two circuits Low operating current, 17mA typical Internal voltage clamp circuit 8-pin TSSOP package AA8622AP BLOCK DIAGRAM Vcc „ APPLICATION ¾ VCR ¾ Video Camera ¾ TV ¾ Video Player Vin2 8 CLAMP 7 6dB Amp 75Ω Driver Vout2 750Ω 5 100uF 75Ω Vout2 (6dB) Vout2 75Ω 2.2K Vsag2 6 22uF 2.0KΩ Vin1 1 CLAMP 6dB Amp 75Ω Driver Vout1 750Ω 4 100uF 75Ω Vout1 (6dB) Vout1 75Ω 2.2KΩ Vsag1 3 22uF 2.0KΩ 2 1 2006/7/5 www.DataSheet4U.com Agamem Microelectronics Inc. PRELIMINARY „ PIN DESCRIPTION Symbol Vin1 GND Vsag1 Vout1 Vout2 Vsag2 VCC Vin2 „ AA8622AP Dual Video Amplifier Pin No Type 1 2 3 4 5 6 7 8 I O O O O I Ground Function Channel1 input terminal of 1V composite signal Channel 1 SAG correction output Channel 1 output Channel 2 output Channel 2 SAG correction output 5V power supply Channel 2 input terminal of 1V composite signal ABSOLUTE MAXIMUM RATING Ta = 25 P...