HMP8115 Intersil Corporation, HMP8115 Datasheet - Page 4

• Manufacturer Part Number: HMP8115
• Description: Ntsc/pal Video Decoder
• Manufacturer: Intersil Corporation

Functional Block Diagram
Y,CVBS
AND DECODING LOGIC
C
CR[7:0]
VBI DETECTION
M
U
X
Y DATA
C,CVBS
DATA
CONVERTER
SAMPLE
INPUT
RATE
CLOCK
4FSC
(24.54, 27.0 OR 29.5MHz)
C,CVBS
(Continued)
DATA
4FSC RATIO
CHROMA
PLL NCO
CLK TO
CLK
FILTER
DELAY
COMB
LINE
Y DATA
Y DATA
C DATA
PLL LOOP
CHROMA
FILTER
M
U
X
DEMODULATOR
CHROMA
Y DATA
AND VERTICAL
HORIZONTAL
ADJUST
SHARPNESS
SHARPNESS
HUE
ADJUST
ADJUST
U,V
ADJUST
AGC
DETECTOR
CHROMA
PHASE
SATURATION
ADJUST
CHROMA
LP FILTER
ENABLE
ENABLE
TRAP
U, V TO CbCr
CONVERTER
AND COLOR
COLOR
KILLER
SPACE
DETECT
VSYNC
M
U
X
LP FILTER
ENABLE
FIELD
VSYNC
GENLOCK LOSS
FIELD, DVALID, VBIVALID
HSYNC,VSYNC, BLANK,
PLL LOOP FILTER
LINE LOCKED
LINE LOCKED
CONVERTER
OUTPUT
SAMPLE
RATE
NCO
STANDARD
SELECT
CbCr
P[15:0]
Y
DETECT
HSYNC
MUX
AND CONTRAST
LOCKED
BRIGHTNESS,
STRIPPER,
HSYNC
ADJUST
SYNC
LOGIC
RGB
OUTPUT
TIMING
FIFO
AND
MUX