hmp8117 Intersil Corporation, hmp8117 Datasheet - Page 4

• Manufacturer Part Number: hmp8117
• Description: Ntsc/pal Video Decoder
• Manufacturer: Intersil Corporation

Digital Processing Block Diagram
Y[7:0]
C[7:0]
M
U
X
CLOCK
4FSC
CONVERTER
C, CVBS
Y
AND DECODING LOGIC
SAMPLE
MACROVISION
INPUT
RATE
(24.54, 27.0 or 29.5MHz)
VBI STATUS
CLK2 FREQ SELECT
VBI DETECTION
DETECT
4FSC RATIO
CHROMA
PLL NCO
CLK2 TO
LUMA DATA
DELAY
FILTER
COMB
LINE
CHROMA DATA
MV STATUS
PLL LOOP
CHROMA
FILTER
M
U
X
CHROMA
DEMOD
ADJUST
AND VERTICAL
SHARPNESS
HORIZONTAL
SHARPNESS
HUE
ADJUST
U, V
ADJUST
SATURATION
AGC AND
CHROMA
ADJUST
DETECTOR
CHROMA
PHASE
COLOR SPACE
COLOR KILLER
CONVERTER,
CHROMA
LP FILTER
U/V TO CbCr
NORMAL
TRAP
DETECT
VSYNC
FIELD AND
VSYNC
TO FIFO
SELECT
FILTER
CHROMA
LP FILTER
ENABLE
M
U
X
LINE LOCKED
CONVERTER
STANDARD
OUTPUT
SAMPLE
SELECT
STATUS
RATE
LOCK
NCO
CbCr
Y
CONVERSION
BRIGHTNESS
LINE LOCKED
CONTRAST
STRIPPER,
PLL LOOP
ADJUST,
FILTER
SYNC
AND
RGB
TIMING
DATA
OUTPUT
TIMING
DATA
FIFO
AND
P[15:0]
HSYNC
VSYNC
BLANK
FIELD
DVALID
VBIVALID