M65657FP Datasheet, PDF (1/5 Pages) Mitsubishi Electric Semiconductor – SCAN CONVERTER

MITSUBISHI ICs (TV)
M65657FP
SCAN CONVERTER
DESCRIPTION
The M65657FP is an integrated circuit that converts digital VGA
inputs directly into NTSC/PAL TV format outputs.
This circuit integrates a digital NTSC/PAL encoder with 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
• Digital input for RGB
• Clamp pulse output
• 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)
GIN5 49
GIN4 50
GIN3 51
GIN2 52
GIN1 53
GIN0 54
DVSS 55
CLAMP 56
BIN7 57
BIN6 58
BIN5 59
BIN4 60
BIN3 61
BIN2 62
BIN1 63
BIN0 64
M65657FP
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
R
8
Y _{Y Non-Flicker}
LPF
G
8
MATRIX
U
8
C Non-Flicker
B
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