AN5422

ICs for TV AN5395FBP Contour correction IC for HDTV s Overview The AN5395FBP is a contour correction IC which enables correction band changeover for base band HDTV, MUSE, progressive NTSC TV. 37 14.2±0.4 12.0±0.3 36 25 24 Unit: mm s Features Contour correction for HDTV Contour correction for progressive TV 48 1 (1.60) 0.80 12 13 0.20 – 0.05 HDTV +0.10 0.3±0.1 1.3±0.1 2.8±0.2 s Applications (1.60) 12.0±0.3 14.2±0.4 (1.10) Seating plane QFH048-P-1212A 1.3±0.1 0.1±0.1 0° to 10° (0.55) 1 2 Lim. out 38 AN5395FBP s Block Diagram Limiter 35 Detector Coring 37 36 Coring 43 Clamp * Coring 33 2nd differential Edge switch Adder 34 32 Gain control Limiter 31 29 30 Gain control Gain control 28 20 21 22 Y-in 16 26 25 17 * Delay 1st differential * Delay Adder 24 27 19 42 Delay * * Gain control 3 2 4 7 Clamp in Y-in 39 40 46 48 47 1 Limiter 8 45 Y-out VCC GND 15 Delay 13 PB out PR out PB in PR in Fast switch 6 5 YS in 12 9 Gain control 11 10 CY in VM in CYS in CY out VM out ICs for TV ICs for TV s Pin Descriptions Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 PR input VM pre-amp. gain control VM pre-amp. input VM pre-amp. output Child picture YS input YS input VM limiter amp. input VM limiter amp. gain control VM limiter amp. output Child picture amp. output Child picture amp. gain control Child picture amp. input PR output N.C. PB output DSC large signal gain control Primary differentiating input before corre...