Introduction

1.7Terminal Functions

 

 

 

Table 1−1. Terminal Functions

TERMINAL

I/O

DESCRIPTION

NAME

NUMBER

 

 

 

 

 

 

Analog Video

 

 

 

 

 

 

 

VI_1_A

80

I/O

VI_1_A: Analog video input for CVBS/Pb/C or analog video output (see Section 2.11.59)

VI_1_B

1

I

VI_1_x: Analog video input for CVBS/Pb/C

VI_1_C

2

I

VI_2_x: Analog video input for CVBS/Y

VI_2_A

7

I

VI_3_x: Analog video input for CVBS/Pr/C

VI_2_B

8

I

VI_4_A: Analog video input for CVBS/Y

VI_2_C

9

I

Up to 10 composite, 4 S-video, and 2 composite or 3 component video inputs (or a combination thereof)

VI_3_A

16

I

can be supported.

VI_3_B

17

I

The inputs must be ac-coupled. The recommended coupling capacitor is 0.1 ∝F.

VI_3_C

18

I

The possible input configurations are listed in the input select register at I2C subaddress 00h (see

VI_4_A

23

I

Section 2.11.1).

 

 

 

 

Clock Signals

 

 

 

 

 

 

 

DATACLK

40

O

Line-locked data output clock

 

 

 

 

XTAL1

74

I

External clock reference input. It can be connected to an external oscillator with a 1.8-V compatible clock

signal or a 14.31818-MHz crystal oscillator.

 

 

 

 

 

 

 

XTAL2

75

O

External clock reference output. Not connected if XTAL1 is driven by an external single-ended oscillator.

 

 

 

 

Digital Video

 

 

 

 

 

 

 

 

57, 58,

 

 

C_[9:0]/

59, 60,

 

Digital video output of CbCr, C[9] is MSB and C[0] is LSB. Also, these terminals can be programmable

63, 64,

I/O

general-purpose I/O.

GPIO[9:0]

65, 66,

 

For the 8-bit mode, the two LSBs are ignored. Unused outputs can be left unconnected.

 

 

 

69, 70

 

 

 

 

 

 

 

43, 44,

 

 

 

45, 46,

 

Digital video output of Y/YCbCr, Y[9] is MSB and Y[0] is LSB.

Y[9:0]

47, 50,

O

For the 8-bit mode, the two LSBs are ignored. Unused outputs can be left unconnected.

 

51, 52,

 

 

 

 

 

53, 54

 

 

 

 

 

Miscellaneous Signals

 

 

 

 

 

 

GPIO

35

I/O

Programmable general-purpose I/O

 

 

 

 

GLCO/I2CA

37

I/O

Genlock control output (GLCO) uses real time control (RTC) format.

During reset, this terminal is an input used to program the I2C address LSB.

 

 

 

INTREQ

30

O

Interrupt request

 

 

 

 

 

14, 15,

 

Not connected. These terminals can be connected to power or ground (compatible with TVP5146

NC

19, 20,

 

 

terminals), internally floating.

 

21, 22

 

 

 

 

 

 

 

 

 

 

 

Power down input:

PWDN

33

I

1 = Power down

 

 

 

0 = Normal mode

 

 

 

 

RESETB

34

I

Reset input, active low (see Section 2.8)

 

 

 

 

Host Interface

 

 

 

 

 

 

 

SCL

28

I

I2C clock input

SDA

29

I/O

I2C data bus

6

TVP5147M1PFP

SLES140A—March 2007

Page 13 Page 15
Page 14
Image 14
Texas Instruments TVP5147M1PFP manual 1. Terminal Functions, Terminal Description Name Number, Digital Video
Page 13 Page 15

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.

The power consumption of the TVP5147M1PFP is optimized for low-energy applications while maintaining high performance, making it suitable for battery-powered devices and energy-efficient designs. Overall, the Texas Instruments TVP5147M1PFP is an exceptional video decoder that blends flexibility, high quality, and advanced technology, making it a preferred choice for video processing in numerous consumer and industrial applications. Its combination of features ensures reliable performance and high-quality output, fulfilling the demands of modern multimedia environments.
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