© Koninklijke Philips Electronics N.V. 2006
All rights are reserved. Reproduction in whole or in part is prohibited without the prior
written consent of the copyright owner. The information presented in this document does
not form part of any quotation or contract, is believed to be accurate and reliable and may
be changed without notice. No liability will be accepted by the publisher for any
consequence of its use. Publication thereof does not convey nor imply any license under
patent- or other industrial or intellectual property rights.
Date of release: 18 January 2006
Document number: SAA7102_SAA7103_4
Published in The Netherlands
Philips Semiconductors
SAA7102; SAA7103
Digital video encoder
22. Contents
1 General description . . . . . . . . . . . . . . . . . . . . . . 1
2 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
3 Quick reference data . . . . . . . . . . . . . . . . . . . . . 2
4 Ordering information. . . . . . . . . . . . . . . . . . . . . 2
5 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
6 Pinning information. . . . . . . . . . . . . . . . . . . . . . 4
6.1 Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
6.2 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 5
7 Functional description . . . . . . . . . . . . . . . . . . . 7
7.1 Reset conditions. . . . . . . . . . . . . . . . . . . . . . . . 9
7.2 Input formatter . . . . . . . . . . . . . . . . . . . . . . . . . 9
7.3 RGB LUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
7.4 Cursor insertion . . . . . . . . . . . . . . . . . . . . . . . 10
7.5 RGB Y-C
B
-C
R
matrix. . . . . . . . . . . . . . . . . . . . 11
7.6 Horizontal scaler. . . . . . . . . . . . . . . . . . . . . . . 11
7.7 Vertical scaler and anti-flicker filter . . . . . . . . . 11
7.8 FIFO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
7.9 Border generator. . . . . . . . . . . . . . . . . . . . . . . 12
7.10 Oscillator and Discrete Time Oscillator (DTO) 12
7.11 Low-pass Clock Generation Circuit (CGC). . . 12
7.12 Encoder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
7.12.1 Video path. . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
7.12.2 Teletext insertion and encoding (not
simultaneously with real-time control). . . . . . . 13
7.12.3 Video Programming System (VPS) encoding. 13
7.12.4 Closed caption encoder . . . . . . . . . . . . . . . . . 13
7.12.5 Anti-taping (SAA7102 only) . . . . . . . . . . . . . . 14
7.13 RGB processor . . . . . . . . . . . . . . . . . . . . . . . . 14
7.14 Triple DAC. . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
7.15 Timing generator. . . . . . . . . . . . . . . . . . . . . . . 14
7.16 I
2
C-bus interface. . . . . . . . . . . . . . . . . . . . . . . 15
7.17 Programming the SAA7102; SAA7103. . . . . . 16
7.18 Input levels and formats . . . . . . . . . . . . . . . . . 18
8 Register description . . . . . . . . . . . . . . . . . . . . 40
8.1 Bit allocation map . . . . . . . . . . . . . . . . . . . . . . 40
8.2 I
2
C-bus format. . . . . . . . . . . . . . . . . . . . . . . . . 44
8.3 Slave receiver. . . . . . . . . . . . . . . . . . . . . . . . . 45
8.4 Slave transmitter. . . . . . . . . . . . . . . . . . . . . . . 64
9 Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 69
10 Thermal characteristics. . . . . . . . . . . . . . . . . . 69
11 Characteristics. . . . . . . . . . . . . . . . . . . . . . . . . 70
11.1 Teletext timing. . . . . . . . . . . . . . . . . . . . . . . . . 73
12 Application information. . . . . . . . . . . . . . . . . . 74
12.1 Analog output voltages . . . . . . . . . . . . . . . . . . 75
12.2 Suggestions for a board layout . . . . . . . . . . . . 75
13 Test information. . . . . . . . . . . . . . . . . . . . . . . . 76
13.1 Boundary scan test . . . . . . . . . . . . . . . . . . . . 76
13.1.1 Initialization of boundary scan circuit . . . . . . . 76
13.1.2 Device identification codes. . . . . . . . . . . . . . . 77
14 Package outline . . . . . . . . . . . . . . . . . . . . . . . . 78
15 Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
15.1 Introduction to soldering surface mount
packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
15.2 Reflow soldering. . . . . . . . . . . . . . . . . . . . . . . 80
15.3 Wave soldering. . . . . . . . . . . . . . . . . . . . . . . . 80
15.4 Manual soldering . . . . . . . . . . . . . . . . . . . . . . 81
15.5 Package related soldering information. . . . . . 81
16 Revision history . . . . . . . . . . . . . . . . . . . . . . . 82
17 Data sheet status. . . . . . . . . . . . . . . . . . . . . . . 83
18 Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
19 Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
20 Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
21 Contact information . . . . . . . . . . . . . . . . . . . . 83