SAA7144 NXP Semiconductors, SAA7144 Datasheet - Page 64

• Manufacturer Part Number: SAA7144
• Manufacturer: NXP Semiconductors

Specifications of SAA7144

• Package Type: LQFP
• Lead Free Status / RoHS Status: Compliant

Philips Semiconductors
25. Contents
1
2
2.1
2.2
3
4
5
6
7
7.1
7.2
8
8.1
8.2
8.2.1
8.2.2
8.3
8.4
8.5
8.6
8.7
8.8
8.9
8.10
9
9.1
9.2
9.3
9.3.1
9.3.2
9.3.3
9.3.4
9.3.5
9.3.6
9.3.7
9.3.8
9.3.9
9.3.10
9.3.11
9.3.12
9.3.13
9.3.14
9.3.15
9.3.16
9.3.17
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Quick reference data . . . . . . . . . . . . . . . . . . . . . 3
Ordering information . . . . . . . . . . . . . . . . . . . . . 3
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pinning information . . . . . . . . . . . . . . . . . . . . . . 5
Functional description . . . . . . . . . . . . . . . . . . . 8
I
2
C-bus description . . . . . . . . . . . . . . . . . . . . . 32
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Features of each of the four video decoder
instances A, B, C and D . . . . . . . . . . . . . . . . . . 2
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 5
Analog input processing . . . . . . . . . . . . . . . . . . 9
Analog control circuits. . . . . . . . . . . . . . . . . . . . 9
Clamping. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Gain control . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Chrominance processing . . . . . . . . . . . . . . . . 12
Luminance processing . . . . . . . . . . . . . . . . . . 16
Synchronization . . . . . . . . . . . . . . . . . . . . . . . 20
Clock generation circuit . . . . . . . . . . . . . . . . . 21
Power-on reset . . . . . . . . . . . . . . . . . . . . . . . . 21
Multistandard VBI data slicer . . . . . . . . . . . . . 23
VBI-raw data bypass. . . . . . . . . . . . . . . . . . . . 23
Digital output port . . . . . . . . . . . . . . . . . . . . . . 24
I
I
I
Subaddress 00h (read only register) . . . . . . . 36
Subaddress 01h . . . . . . . . . . . . . . . . . . . . . . . 36
Subaddress 02h . . . . . . . . . . . . . . . . . . . . . . . 36
Subaddress 03h . . . . . . . . . . . . . . . . . . . . . . . 37
Subaddress 04h . . . . . . . . . . . . . . . . . . . . . . . 38
Subaddress 06h . . . . . . . . . . . . . . . . . . . . . . . 38
Subaddress 07h . . . . . . . . . . . . . . . . . . . . . . . 38
Subaddress 08h . . . . . . . . . . . . . . . . . . . . . . . 39
Subaddress 09h . . . . . . . . . . . . . . . . . . . . . . . 39
Subaddress 0Ah . . . . . . . . . . . . . . . . . . . . . . . 40
Subaddress 0Bh . . . . . . . . . . . . . . . . . . . . . . . 40
Subaddress 0Ch . . . . . . . . . . . . . . . . . . . . . . . 41
Subaddress 0Dh . . . . . . . . . . . . . . . . . . . . . . . 41
Subaddress 0Eh . . . . . . . . . . . . . . . . . . . . . . . 41
Subaddress 0Fh . . . . . . . . . . . . . . . . . . . . . . . 42
Subaddress 10h . . . . . . . . . . . . . . . . . . . . . . . 42
Subaddress 11h . . . . . . . . . . . . . . . . . . . . . . . 43
2
2
2
C-bus format. . . . . . . . . . . . . . . . . . . . . . . . . 32
C-bus register description . . . . . . . . . . . . . . 33
C-bus detail . . . . . . . . . . . . . . . . . . . . . . . . . 36
9.3.18
9.3.19
9.3.20
9.3.21
9.3.22
9.3.23
9.3.24
9.3.25
9.3.26
9.3.27
9.3.28
10
11
12
13
14
15
15.1
16
16.1
16.1.1
16.1.2
17
18
18.1
18.2
18.3
18.4
18.5
19
20
21
22
23
24
© Koninklijke Philips Electronics N.V. 2005
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.
Published in The Netherlands
I
Limiting values . . . . . . . . . . . . . . . . . . . . . . . . 50
Thermal characteristics . . . . . . . . . . . . . . . . . 50
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 50
Timing diagrams . . . . . . . . . . . . . . . . . . . . . . . 54
Application information . . . . . . . . . . . . . . . . . 55
Test information. . . . . . . . . . . . . . . . . . . . . . . . 57
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 59
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Revision history . . . . . . . . . . . . . . . . . . . . . . . 62
Data sheet status. . . . . . . . . . . . . . . . . . . . . . . 63
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Contact information . . . . . . . . . . . . . . . . . . . . 63
2
C-bus start set-up . . . . . . . . . . . . . . . . . . . . . 47
Subaddress 13h . . . . . . . . . . . . . . . . . . . . . . . 43
Subaddress 1Fh (read only register) . . . . . . . 44
Subaddress 40h . . . . . . . . . . . . . . . . . . . . . . . 44
Subaddresses 41h to 57h . . . . . . . . . . . . . . . 45
Subaddress 58h . . . . . . . . . . . . . . . . . . . . . . . 45
Subaddresses 59h and 5Bh. . . . . . . . . . . . . . 46
Subaddresses 5Ah and 5Bh . . . . . . . . . . . . . 46
Subaddress 5Bh. . . . . . . . . . . . . . . . . . . . . . . 46
Subaddress 5Eh. . . . . . . . . . . . . . . . . . . . . . . 46
Subaddress 60h (read only register) . . . . . . . 47
Subaddresses 61h and 62h (read only
register) . . . . . . . . . . . . . . . . . . . . . . . . . 47
Recommended printed-circuit board layout . . 56
Boundary scan test . . . . . . . . . . . . . . . . . . . . 57
Initialization of boundary scan circuit . . . . . . . 57
Device identification codes. . . . . . . . . . . . . . . 58
Introduction to soldering surface mount
packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Reflow soldering. . . . . . . . . . . . . . . . . . . . . . . 60
Wave soldering. . . . . . . . . . . . . . . . . . . . . . . . 60
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 61
Package related soldering information . . . . . . 61
Quadruple video input processor
SAA7144HL
Document number: 9397 750 14454
Date of release: 21 April 2005