SCAN CONVERTER
MITSUBISHI ICs (TV)
M65656FP
SCAN CONVERTER DESCRIPTION
The M65656FP is an integrated circuit that converts analog VGA ...
Description
MITSUBISHI ICs (TV)
M65656FP
SCAN CONVERTER DESCRIPTION
The M65656FP is an integrated circuit that converts analog VGA inputs directly into NTSC/PAL TV format outputs. This circuit integrates a digital NTSC/PAL encoder with 8bit ADC's and 10bit DAC's.
PIN CONFIGURATION (TOP VIEW)
FEATURES
VGA picture signal to NTSC / PAL signal conversion Input Format, 60Hz, 640×480 (Standard VGA format) High performance Non-Flicker Filter Built-in Line Memories Fully integrated with no external memory requirement Built-in triple 8bit-A/D converters for RGB Built-in triple 10bit-D/A converters for TV signal outputs Single +3.3V Power Supply I2C Bus Control 64pin Flat Package
RIN VRT 1/2VR VRB AVSS AVDD GIN VRT 1/2VR VRB AVSS AVDD BIN VRT 1/2VR VRB
49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
32 31 30 29 28 27 26
M65656FP
25 24 23 22 21 20 19 18 17
Yout AVDD AVSS VRO VRI IRI1 VG1 IRI2 VG2 IRI3 VG3 AVDD Cout/Uout AVSS DVDD AVDD
APPLICATION
VGA to Video converter Modules TV, VCR Mobile PC Multi-media Systems (Set-Top-Box) Outline 64P6N-A
RECOMMENDED OPERATING CONDITION
Supply voltage range........................................................3.0 to 3.6V Rated supply voltage..................................................................3.3V
BLOCK DIAGRAM
line memory Write VGA Control Block Read NTSC/PAL control Block
R
ADC
8
Y Y Non-Flicker LPF MATRIX U
CSYNC ADDER
Y
DAC SubCarier Gen.
Y
G
ADC
8 BURST ADDER U V
B
ADC
8
V
C Non-Flicker LPF
...
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