Functional Description

2.11.40 AFE Coarse Gain for CH 1 Register

Subaddress

 

46h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Default

 

20h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

6

 

 

5

4

3

2

 

1

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CGAIN 1 [3:0]

 

 

 

Reserved

 

CGAIN 1 [3:0]: Coarse_Gain = 0.5 + (CGAIN 1)/10, where 0 CGAIN 1 15

This register works only in manual gain control mode. When AGC is active, writing to any value is ignored.

1111 = 2

1110 = 1.9

1101 = 1.8

1100 = 1.7

1011 = 1.6

1010 = 1.5

1001 = 1.4

1000 = 1.3

0111 = 1.2

0110 = 1.1

0101 = 1

0100 = 0.9

0011 = 0.8

0010 = 0.7 (default)

0001 = 0.6

0000 = 0.5

2.11.41 AFE Coarse Gain for CH 2 Register

Subaddress

 

47h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Default

 

20h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

6

 

 

5

4

3

2

 

1

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CGAIN 2 [3:0]

 

 

 

Reserved

 

CGAIN 2 [3:0]: Coarse_Gain = 0.5 + (CGAIN 2)/10, where 0 CGAIN 2 15

This register works only in manual gain control mode. When AGC is active, writing to any value is ignored.

1111 = 2

1110 = 1.9

1101 = 1.8

1100 = 1.7

1011 = 1.6

1010 = 1.5

1001 = 1.4

1000 = 1.3

0111 = 1.2

0110 = 1.1

0101 = 1

0100 = 0.9

0011 = 0.8

0010 = 0.7 (default)

0001 = 0.6

0000 = 0.5

50

TVP5147M1PFP

SLES140A—March 2007

Page 58
Image 58
Texas Instruments TVP5147M1PFP manual AFE Coarse Gain for CH 1 Register, AFE Coarse Gain for CH 2 Register

TVP5147M1PFP specifications

The Texas Instruments TVP5147M1PFP is a versatile video decoder that stands out in the realm of analog video processing. This device is particularly designed for high-quality video applications, making it an excellent choice for a variety of consumer and professional electronics that require reliable video decoding capabilities.

One of the main features of the TVP5147 is its ability to decode multiple video formats, including NTSC, PAL, and SECAM. This flexibility allows the decoder to seamlessly interface with various video sources from different geographic regions, providing a global solution for video applications. The TVP5147 includes advanced synchronization features, ensuring it can effectively handle video signals that may vary in timing and quality.

The device is equipped with a sophisticated 10-bit analog-to-digital converter (ADC), which enhances the precision and clarity of the digital video output. This high-resolution capability allows for improved color accuracy and detail, leading to a more lifelike video representation. Additionally, the TVP5147 utilizes advanced digital processing technologies, including noise reduction and image enhancement features, contributing to outstanding image quality even in less than ideal input conditions.

Another notable characteristic of the TVP5147M1PFP is its support for various output formats, including ITU-R BT.601 and 656, which facilitates easy integration into different systems. The device can also provide various output resolutions, catering to the needs of diverse applications ranging from standard definition to high definition displays.

In terms of connectivity, the TVP5147 offers multiple input options, including composite video, S-video, and component video interfaces. This versatility ensures that it can accommodate a wide range of video sources, from traditional VHS players to modern digital cameras. Furthermore, the integrated video control features allow for easy adjustment of parameters such as brightness, contrast, and saturation.

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