AN16995A

www.DataSheet4U.com Product News Improving functions and performance of in-car TVs. VIF/SIF Small package IC for In-Car TV Receivers AN16995A „ Overview The AN16995A is a VIF/SIF signal-processing IC for use in car TV receivers. It adopt a split carrier system that completely separates video and audio processing and includes soft muting, SD, and other circuits required for car TV use. It provides superb performance in addition to its extensive functionality. This small size package(QFN) is suitable for small size tuners. 33 34 (0.63) 23 22 6.20±0.10 (6.00) 44 R0.30 1 (0.63) Split carrier audio detection circuit Field detection and bandwidth detection soft muting and SD circuit Pseudo-synchronous detection strongly resistant to field strength fluctuations is used in the VIF circuit Video output pin for diversity detection (no noise inverter required) Supports FM audio reception (function that turns off the VIF system) „ Feature 0.60±0.10 0.10 5.00±0.10 (1.10) 1 11 12 SEATING PLANE 0.20±0.10 (0 .1 5) 5.00±0.10 (1.10) 44 34 33 0.40 23 22 (0.48) 0.16±0.06 (0.48) 0.08 M QFN044-P-0606A „ Applications Car TV SD out VREF „ Block Diagram 33 32 31 30 VREG RF AGC delay 34 OSC 35 36 37 SIF in 38 39 40 VIF in VCC RF AGC output 42 43 44 41 VIF amp. RF AGC Regulator Carrier amp. Detector Mixer Regulator Buffer amp. 29 28 27 26 25 24 23 1st limiter Regulator 2nd limiter 22 21 20 V cont. detector SD detector V cont. DC amp. Mute amp. 19 VREF 18 ...