FOCUS Enhancements FS453, FS454, FS455, FS456 5. Pin Assignments

FS453/4 AND FS455/6 DATA SHEET: HARDWARE REFERENCE

5. Pin Assignments

Figure 7: PQFP Pin Diagram

Pin Name Pin Name Pin Name Pin Name

1. VDD_DAD 21. VSS_18 41. VSS_18 61. VDD_OSC

2. GPIO3 22. VSS_33 42. VSS_33 62. XTAL_OUT

3. GPIO2 23. P14/V656_2 43. VSS_18 63. XTAL_IN

4. VSS_18 24. P15/V656_3 44. SDATA 64. VSS_OSC

5. P0 25. P16/V656_4 45. SCLK 65. VSS_DA

6. P1 26. P17/V656_5 46. VDD_33 66. DAC_D

7. P2 27. P18/V656_6 47. VDD_18 67. VDD_DA

8. P3 28. P19/V656_7 48. ALT_ADDR 68. DAC_A

9. P4 29. P20 49. PREF 69. VDD_DA

10. P5 30. VDD_33 50. GPIO0 70. DAC_B

11. P6 31. VSS_33 51. CLKIN_N 71. VDD_DA

12. P7 32. P21/V656_H 52. GPIO1 72. DAC_C

13. P8 33. P22/V656_V 53. RESET_L 73. VDD_DA

14. P9 34. P23/V656_F 54. CLKIN_P 74. VSS_DA

15. P10 35. HSYNC 55. VSS_O 75. COMP

16. P11 36. VSYNC 56. CLKOUT 76. RSVD1

17. P12/V656_0 37. FIELD 57. VDD_O 77. VBIAS

18. P13/V656_1 38. BLANK 58. VSS_PA 78. FS_ADJ

19. VDD_33 39. RSVD0 59. VDD_PA 79. VSS_DA

20. VDD_18 40. VDD_18 60. VDD_18 80. VSS_DAD

Table 2: FS453 PQFP Pin Assignments

JANUARY, 2005, VERSION 3.0 14 COPYRIGHT ©2003-4 FOCUS ENHANCEMENTS, INC.

FOCUS Enhancements Semiconductor

Contents

Main FS453/4 and FS455/6 PC-to-TV Video Scan Converter Data Sheet Guides ; The FS453/4 and FS455/6 Hardware Reference is for The FS453/4 and FS455/6 Software/Firmware Reference is for programmers. Table of Contents, Figures & Tables Document Overview 1. Introduction 1.1 General Description 1.2 How does it work? 1.2.1 SDTV Output 1.2.2 HDTV Output 2. Architectural Overview 2.1 Inputs 2.1.1 Input to Output Conversion Matrix 2.2 Color Space Converter 2.3 Patented 2D Scaler 2.4 Patented 2D Flicker Filter 2.5 FIFO 2.6 Post (Horizontal Up) Scaler 2.7 Encoder and Inverse Color Space 2.8 Bi and Tri-Level Sync Insertion (HDTV) 2.12 Serial Control Interface 2.13 Sync Timing Generator 2.14 Input Synchronization 3. Technical Highlights 3.1 Scaling 3.1.1 Video Scaler Challenges 3.1.2 FS453 Solution 3.2 Flicker Reduction 3.2.1 Flicker Filter Challenges 3.2.2 FS453 Solution 3.3 Video Encoding 3.3.1 Encoding Challenges 3.3.2 FS453 Solution 4. Scaling and Positioning Notes 4.1 Vertical Scaling Figure 5: VTOTAL and VACTIVE ratios must match 4.2 Horizontal Scaling 4.3 Vertical and Horizontal Position 5. Pin Assignments Pin Name Pin Name Pin Name Pin Name FS455/6 88 FBGA Bottom View Figure 8 FBGA Pin Diagram 5.1 FS453 GCC Pin Mapping 5.2 Pin Descriptions Page Page Page 6. Control Register Function Map 6.1 Register Reference Table Page Page 7. Specifications 7.1 Absolute Maximum and Recommended Ratings 7.2 Electrical Characteristics Page 7.3 Switching Characteristics 8. Mechanical Dimensions 8.1 80-Lead PQFP Package Page 9. Component Placement 9.1 Power/Ground 9.1.1 Power 9.1.2 Ground 9.2 DIGITAL SIGNALS 9.2.1 Digital Signal Routing 9.2.2 Video Inputs 9.3 ANALOG SIGNALS 9.3.1 Video Output Filters Page 9.4 CLOCK/OSCILLATOR 9.4.1 Reference Crystal Oscillator 9.4.2 FS453 Pixel Clock 9.4.3 Pixel Clock Mode GCC FS453 GCC 9.5 EMI Case Study 9.6 Solder Re-flow Profiles -flow Profile IR Re- IR Re IR Re -flow Profile IR Re- flow Profile 10. Revision History 11. Order Information Critical Applications Policy FOCUS Enhancements, Inc.