M65656FP Datasheet, PDF (1/5 Pages) Mitsubishi Electric Semiconductor – SCAN CONVERTER

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.
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
APPLICATION
VGA to Video converter Modules
TV, VCR
Mobile PC
Multi-media Systems (Set-Top-Box)
RECOMMENDED OPERATING CONDITION
Supply voltage range........................................................3.0 to 3.6V
Rated supply voltage..................................................................3.3V
PIN CONFIGURATION (TOP VIEW)
RIN 49
VRT 50
1/2VR 51
VRB 52
AVSS 53
AVDD 54
GIN 55
VRT 56
1/2VR 57
VRB 58
AVSS 59
AVDD 60
BIN 61
VRT 62
1/2VR 63
VRB 64
M65656FP
32 Yout
31 AVDD
30 AVSS
29 VRO
28 VRI
27 _IRI1
26 _VG1
25 IRI2
24 VG2
23 _IRI3
22 _VG3
21 AVDD
20 _Cout/Uout
19 AVSS
18 _DVDD
17 _AVDD
Outline 64P6N-A
BLOCK DIAGRAM
VGA Control Block
line memory
Write
Read
NTSC/PAL control Block
8
R
ADC
Y _{Y Non-Flicker}
LPF
8
G
ADC
MATRIX
8
B
ADC
U
C Non-Flicker
V _LPF
CSYNC ^Y
ADDER
BURST U
ADDER
V
DAC
Y
SubCarier
Gen.
Chroma
Encoder
DAC
C/U
VD
HD/VD Gen.
TIMING
CSYNC Gen.
PULSE Gen.
DAC
CVBS/V
HD
VGA CLK Gen.
NTSC CLK Gen.
I²CBUS
27MHz
SDA SCL ACK
1