ch7028b Chrontel, ch7028b Datasheet - Page 3
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ch7028b
Manufacturer Part Number
ch7028b
Description
Chrontel Ch7028b Sdtv Encoder
Manufacturer
Chrontel
Datasheet
1.CH7028B.pdf
(22 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ch7028b-TF
Manufacturer:
CHRONTEL
Quantity:
2 480
Part Number:
ch7028b-TF
Manufacturer:
CHRONTE
Quantity:
20 000
CHRONTEL
209-1000-001
1.0
2.0
3.0
4.0
5.0
1.1
1.2
2.1
2.2
3.1
3.2
3.3
3.4
3.5
2.1.1
2.1.2
2.1.3
2.1.4
2.2.1
2.2.2
2.2.3
2.2.4
2.2.5
2.2.6
2.2.7
2.2.8
2.2.9
Pin-out ................................................................................................................................................................5
Functional Description......................................................................................................................................11
Electrical Specifications ...................................................................................................................................16
Package Dimensions.........................................................................................................................................19
Revision History ...............................................................................................................................................21
Package Diagram ........................................................................................................................................5
Pin Description ...........................................................................................................................................7
Input Interface...........................................................................................................................................11
Chip Output ..............................................................................................................................................14
Absolute Maximum Ratings .....................................................................................................................16
Recommended Operating Conditions .......................................................................................................16
Electrical Characteristics ..........................................................................................................................17
Digital Inputs / Outputs.............................................................................................................................17
AC Specifications .....................................................................................................................................18
Overview..............................................................................................................................................11
Input Clock and Data Timing Diagram................................................................................................11
Input Data Voltage ...............................................................................................................................12
Input Data Format ................................................................................................................................12
TV Output ............................................................................................................................................14
Video DAC Output ..............................................................................................................................14
DAC Single/Double Termination ........................................................................................................14
TV Connection Detect .........................................................................................................................14
Picture Enhancement............................................................................................................................14
Color Sub-Carrier Generation ..............................................................................................................15
ITU-R BT.470 Compliance..................................................................................................................15
SDRAM Power Down .........................................................................................................................15
Test Pattern Select................................................................................................................................15
Rev. 1.1,
08/21/2008
Table of Contents
CH7028B
3