参数资料
型号: TVP5146M2PFPR
厂商: TEXAS INSTRUMENTS INC
元件分类: 颜色信号转换
英文描述: COLOR SIGNAL DECODER, PQFP80
封装: GREEN, PLASTIC, HTQFP-80
文件页数: 38/107页
文件大小: 949K
代理商: TVP5146M2PFPR
SLES141G
– JULY 2005 – REVISED APRIL 2011
2.7.2
VBI Raw Data Output
The TVP5146M2 decoder can output raw A/D video data at twice the sampling rate for external VBI
slicing. This is transmitted as an ancillary data block, although somewhat differently from the way the
sliced VBI data is transmitted in the FIFO format as described in Section 2.7.1. The samples are
transmitted during the active portion of the line. VBI raw data uses ITU-R BT.656 format having only luma
data. The chroma samples are replaced by luma samples. The TVP5146M2 decoder inserts a four-byte
preamble 000h 3FFh 3FFh 180h before data start. There are no checksum bytes and fill bytes in this
mode.
Table 2-8. VBI Raw Data Output Format
BYTE
D9
D0
D8
D7
D6
D5
D4
D3
D2
D1
DESCRIPTION
NO.
(MSB)
(LSB)
0
1
VBI raw data preamble
2
1
3
0
1
0
4
1. Data
5
2. Data
2
× pixel rate luma data
(i.e., NTSC 601: n = 1707)
n-1
n-5. Data
n
n-4. Data
2.8
Reset and Initialization
Reset is initiated at power up or any time terminal 34 (RESETB) is brought low. Table 2-9 describes the
status of the TVP5146M2 terminals during and immediately after reset.
Table 2-9. Reset Sequence
SIGNAL NAME
DURING RESET
RESET COMPLETED
Y_[9:0], C_[9:0]/GPIO
Input
High impedance
RESETB, PWDN, SDA, SCL, FSS/GPIO, AVID/GPIO, GLCO/I2CA,
Input
HS/CS/GPIO, VS/VBLK/GPIO, FID
INTREQ
Input
Output
DATACLK
Output
High impedance
36
Functional Description
Copyright
2005–2011, Texas Instruments Incorporated
Product Folder Link(s): TVP5146M2
相关PDF资料
PDF描述
TVP5146M2PFP COLOR SIGNAL DECODER, PQFP80
TVP5146M2PFPRG4 COLOR SIGNAL DECODER, PQFP80
TVP5146M2PFPG4 COLOR SIGNAL DECODER, PQFP80
TVP5146PFPRG4 COLOR SIGNAL DECODER, PQFP80
TVP5146PFP COLOR SIGNAL DECODER, PQFP80
相关代理商/技术参数
参数描述
TVP5146M2PFPRG4 制造商:Texas Instruments 功能描述:
TVP5146PFP 功能描述:视频 IC 10B High Qual S-Chip Dig Vid Decoder RoHS:否 制造商:Fairchild Semiconductor 工作电源电压:5 V 电源电流:80 mA 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-28 封装:Reel
TVP5146PFP 制造商:Texas Instruments 功能描述:IC VIDEO DECODER 10BIT 30MSPS HTQFP-80 制造商:Texas Instruments 功能描述:IC, VIDEO DECODER, 10BIT 30MSPS HTQFP-80
TVP5146PFPG4 制造商:Texas Instruments 功能描述:10BIT VIDEO DECODER SMD HTQFP80
TVP5146PFPR 功能描述:视频 IC NTSC/PAL/SECAM 4x10B Dig Vid Dec RoHS:否 制造商:Fairchild Semiconductor 工作电源电压:5 V 电源电流:80 mA 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-28 封装:Reel