10-Bit, SDTV Video Decoder with
Differential Inputs
ADV7182
Data Sheet
RoviTM (Macrovision) copy protection detection
NTSC/PAL/SECAM autodetection
FEATURES
Worldwide NTSC/PAL/SECAM color demodulation support
One 10-bit analog-to-digital converter (ADC), 4× oversampling
per channel for CVBS, Y/C mode, and YPrPb
Four analog video input channels with on-chip antialiasing filter
CVBS (composite), Y/C (S-Video), and YPrPb (component) video
input support
8-bit ITU-R BT.656 YCrCb 4:2:2 output and HS, VS, or FIELD
Full-featured VBI data slicer with teletext support (WST)
Power-down mode and ultralow sleep mode current
Two-wire serial MPU interface (I2C compatible)
Single 1.8 V supply possible
Qualified for automotive applications
−40°C to +105°C temperature grade
32-lead, 5 mm × 5 mm, RoHS-compliant LFCSP
Fully differential, pseudo differential, and single-ended CVBS
video input support
Up to 4 V common-mode input range solution
Excellent common-mode rejection capabilities
Five-line adaptive comb filters and CTI/DNR video enhancement
TBC functionality provided by adaptive digital line length
tracking (ADLLT), signal processing, and enhanced first in,
first out (FIFO) management
APPLICATIONS
Automotive infotainment
DVRs for video security
Media players
Integrated automatic gain control (AGC) with adaptive peak
white mode
Video fast switch capability
Adaptive contrast enhancement (ACE)
Down dither (8 bits to 6 bits)
FUNCTIONAL BLOCK DIAGRAM
CLOCK PROCESSING BLOCK
XTALP
XTALN
LLC
PLL
ADLLT PROCESSING
VS/FIELD/SFL
HS
DIGITAL
PROCESSING
BLOCK
10-BIT
ADC
AA
A
A
A
A
1
2
3
4
IN
IN
IN
IN
FILTER 1
2D COMB
AA
FILTER 2
DIFFERENTIAL
OR
SINGLE-ENDED
ANALOG VIDEO
INPUTS
+
SHA
ADC
VBI SLICER
AA
FILTER 3
–
8-BIT PIXEL DATA
P7 TO P0
COLOR
DEMOD
AA
FILTER 4
2
REFERENCE
I C/CONTROL
INTRQ
ADV7182
SCLK SDATA ALSB RESET PWRDWN
Figure 1.
Rev. A
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