STV6417 Datasheet, PDF (1/6 Pages) STMicroelectronics – Audio/video switch and 6-channel SD video filter

STV6417
Audio/video switch and 6-channel SD video filter
Data Brief
Features
■ I²C bus control
■ Interrupt or auto-startup mode: low power
consumption
■ Video section
– 3 CVBS inputs, 2 CVBS outputs
– 3 Y/C inputs, 3 Y/C outputs
– Low pass filters (LPF) for standard
definition (1H) on six inputs plus bypass
LPF (2H).
– 6 dB gain on all CVBS/Y and C outputs
– Integrated 150 Ω buffers
– AC- or DC-coupled video outputs
– 1 CVBS output (Y/C adder): RFMOD
– 2 slow blanking inputs/outputs
– Bottom clamp on all CVBS/Y and RGB
inputs; average clamp on C inputs;
synchronize clamp on PrPb inputs
–
■ Audio section
– 3 stereo inputs, 2 stereo outputs
– 1 mono sound output
– Stereo-to-mono sound capability
– Differential or single-ended audio encoder
input
– 0/6/9 dB selectable gain on one stereo
input
– Full-range volume control with soft control
– Audio muting on all outputs
SCART1 (TV)
R/C
G
B
FAST BLANK
CVBS
AUDIO L
AUDIO R
CVBS/Y
AUDIO L
AUDIO R
SLOW BLANK
AUDIO L
AUDIO R
CVBS
RF MOD
CVBS
AUDIO Mono
STV6417
R/C/Pr, G/C, B/Pb
Switches + Filter
C, Y, CVBS/Y
Switches + Filter
Audio Switches
Volume Control
Slow & Fast blank
Interrupt
CVBS/Y detection
Low-power Std-by
R/Pr/C
G/Y
B/Pb
FAST BLANK
CVBS/Y
C
AUDIO L
AUDIO R
Y
INTERRUPT
I²C
SLOW BLANK
R/C/Pr
G/Y
B/Pb
FAST BLANK
CVBS/Y
AUDIO L
AUDIO R
CVBS/Y
C
AUDIO L
AUDIO R
MPEG
DECODER
SCART2 (VCR)
June 2008
Rev 1
For further information contact your local STMicroelectronics sales office.
1/6
www.st.com
6