MITSUBISHI ICs (AV COMMON)
M52693SP
BURST LOCK CLOCK GENERATOR
DESCRIPTION
The M52693SP is a semiconductor integrated circuit developed for analog signal processing of a picture-in-picture system, consisting of a sync separator, an ACC, a burst lock clock generator circuit, an analog switch and a clamp circuit, etc. It is also available on digital video signal systems other than the above.
FEATURES
Low power dissipation of supply voltage 5.0V and circuit current 32mA (Typ.)
Built-in 4fsc burst lock clock generator circuit required for digital video signal processing
Small picture chroma level following main picture burst level
Main picture pedestal level matching small picture pedestal level 
Built-in reference voltage source for A/D converter
APPLICATION
TV, VCR
RECOMMENDED OPERATING CONDITION
Supply voltage range...................................................... |
4.7 to 5.3V |
Rated supply voltage................................................................. |
5.0V |
PIN CONFIGURATION (TOP VIEW)
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PIP CVBS OUT |
1 |
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30 |
SUB CLAMP OUT |
GND |
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REFERENCE A/D+ |
2 |
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29 |
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MAIN CLAMP CAP. |
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SMALL LUMA IN |
3 |
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28 |
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VIDEO IN 1 |
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REFERENCE A/D- |
4 |
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27 |
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VCC2 |
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SMALL CHROMA IN |
5 |
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26 |
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VCC |
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6 |
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25 |
GND 2 |
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VIDEO IN 2 |
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BURST GATE IN |
7 |
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24 |
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APC FILTER |
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VCA OUT |
8 |
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23 |
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VCXO OUT |
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FREE RUN CONTROL |
9 |
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22 |
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ACC FILTER |
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FSC OUT |
10 |
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21 |
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VCXO IN |
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INPUT SW CONTROL 1 |
11 |
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20 |
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VCA CAP. |
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4FSC OUT |
12 |
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19 |
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MAIN CHROMA IN |
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13 |
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18 |
INPUT SW CONTROL 2 |
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MAIN VIDEO OUT |
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SUPER SWITH |
14 |
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17 |
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SYNC SEP. IN |
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SYNC SEP. OUT |
15 |
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16 |
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Outline 30P4B
BLOCK DIAGRAM
REFERENCE REFERENCE |
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4FSC |
SUPER |
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SUB |
A/D+ SMALL |
A/D- SMALL |
BURST |
FREE |
INPUT OUT |
INPUT SWITH |
SYNC |
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CLAMP |
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LUMA |
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CHROMA |
GATE |
VCA RUN FSC |
SW |
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SW |
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SEP. |
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OUT |
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IN |
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IN |
GND 2 IN |
OUT CONTROL OUT CONTROL 1 |
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CONTROL 2 |
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OUT |
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30 |
29 |
28 |
27 |
26 |
25 |
24 |
23 |
22 |
21 |
20 |
19 |
18 |
17 |
16 |
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MIX. |
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CHFOMA |
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BGP |
FREE RUN |
SW |
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SW |
SW |
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VCA |
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GEN. |
CTRL. |
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CTRL. |
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CTRL. |
CTRL. |
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REF. |
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bgp |
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fsc |
S3 |
4fsc |
S2 |
S1 |
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SYNC |
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MAIN |
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S2 |
S3 |
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SEPARATOR |
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bgp |
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CLAMP |
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1/4 |
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DEV. |
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bgp |
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S1 |
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PHASE |
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LEVEL |
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ACC |
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COMP. |
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DET. |
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VCXO |
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CLAMP |
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CLAMP |
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1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
PIP |
GND |
MAIN |
VIDEO |
VCC2 |
VCC |
VIDEO |
APC |
VCXO |
ACC |
VCXO |
VCA |
MAIN |
MAIN |
SYNC |
CVBS |
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CLAMP |
IN 1 |
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IN 2 |
FILTER |
OUT |
FILTER |
IN |
CAP. CHROMA VIDEO |
SEP. |
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OUT |
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CAP. |
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IN |
OUT |
IN |
MITSUBISHI ICs (AV COMMON)
M52693SP
BURST LOCK CLOCK GENERATOR
ABSOLUTE MAXIMUM RATINGS (Ta=25°C, unless otherwise noted)
Symbol |
Parameter |
Ratings |
Unit |
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VCC |
Supply voltage |
6.0 |
V |
Pd |
Power dissipation |
1265 |
mW |
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Topr |
Operating temperature |
-20 to +75 |
°C |
Tstg |
Storage temperatare |
-40 to +125 |
°C |
MITSUBISHI ICs (AV COMMON)
M52693SP
BURST LOCK CLOCK GENERATOR
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