Tv Encoder - Samsung S5PV210 Hardware Design Manual

S5PV210_HARDWARE DESING GUIDE REV 1.0

22. TV ENCODER

22.1. Signal Description
Ball Name I/O Description
XdacCOMP IO External capacitor connection
XdacVREF IO Reference voltage input
XdacIREF IO External resistor connection
XdacOUT IO Analog output of DAC
DACOUT
VDD_DAC_AP
100nF
VDD_DAC
2
3
1
BAV99LT1
75
Figure 22-1) TV Encoder connection example
1.2K/1%
XdacCOMP
Figure 22-2) DAC Reference pin connection
Comment
Connect 0.1uF ceramic capacitor to VDDDAC
Connect 0.1uF ceramic capacitor to GND
Connect 1.2KΩ to GND for full scale output
(1.3V)(Tolerance +- 1%)
Connect 75Ω to GND.
(Tolerance +- 1%)
Full scale output current of the DAC is 26.7mA.
GND
1
VIDEO
COMPOSITE RCA
XdacIREF
100nF
2
XdacVREF
120