Amplifier Circuit

SAA7345GP--the CD digital signal process integrated circuit

Published:2011/6/7 21:45:00 Author:qqtang | Keyword: digital signal process, integrated circuit

SM7345GP is a CD digital signal process integrated circuit produced by Philips, which is widely used in all makes of disc players.1.function featuresSAA7345GP includes the reset circuit, clock oscillator circuit, motor control circuit, data connector circuit, read/write control circuit, DAC process circuit, RF signal process circuit and other control and additional circuit.2.pin functions and dataSAA7345GP is in 44-pin square package, whose pin functions and data are listed in the table.   (View)

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SAA7185--the video encoding and D/A converter integrated circuit

Published:2011/6/7 21:56:00 Author:qqtang | Keyword: D/A converter, integrated circuit

SAA7185 is a mass CMOS video encoding and D/A converter integrated circuit produced by Philips, which is widely used in all kinds of local and imported VCD players.1.function featuresSAA7185 is used to switch digit YUV signal back into analog TV signals by D/A converters according to PAL and NTSC mode. Its internal circuit is shown in the figure.The internal circuit of SAA7185 　　2.pin functions and dataSAA7185 is in 68-pin square package, whose pin functions and data are listed in the table.   (View)

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SAA4991--the scanning converter integrated circuit

Published:2011/6/7 22:06:00 Author:qqtang | Keyword: scanning converter, integrated circuit

1.functions featuresSAA4991 includes the Y and UV signal process circuit, UV and Y storage circuit, vector process circuit, field Y and UV signal process circuit, test circuit, storage read-allowed control circuit, SNERT data clock signal process circuit and other additional circuit, whose internal circuit is shown in the figure. The internal circuit of SAA49912.pin functions and dataSAA4991 is in 84-pin square package, whose pin functions and data are listed in the table.Pin functions and data of SAA4991   (View)

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RSQ020N03、RSQ035N03、RSQ045N03 internal circuit

Published:2011/6/7 0:23:00 Author:John

RSQ020N03、RSQ035N03、RSQ045N03 internal circuit is shown in the following.   (View)

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RSR025N03 internal circuit

Published:2011/6/6 23:42:00 Author:John

RSR025N03 internal circuit is shown in the following.   (View)

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RSF014N03 internal circuit

Published:2011/6/7 0:30:00 Author:John

RSF014N03 internal circuit is shown in the following.   (View)

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RSL020P03、RSQ025P03、RSQ030P03、RSQ035P03 internal circuit

Published:2011/6/7 0:30:00 Author:John

RSL020P03、RSQ025P03、RSQ030P03、RSQ035P03 internal circuit is shown below.   (View)

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RSM002P03、RSR015P03、RSR020P03 internal circuit

Published:2011/6/7 0:26:00 Author:John

RSM002P03、RSR015P03、RSR020P03 internal circuit is shown in the following.   (View)

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RSR025P03、RSU002P03 internal circuit

Published:2011/6/7 0:25:00 Author:John

RSR025P03、RSU002P03 internal circuit is shown in the following.   (View)

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The principle circuit of classical Motorola L7 cellphone (6/7)

Published:2011/6/3 7:10:00 Author:Seven | Keyword: principle circuit, Motorola

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The fabrication circuit of 3-pipe modulation wireless microphones (2)

Published:2011/6/3 6:33:00 Author:Seven | Keyword: fabrication circuit, wireless microphones

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The color picture of Nokia 5210 repairing (1)

Published:2011/6/3 6:36:00 Author:Seven | Keyword: color picture

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The color picture of Nokia 5210 repairing (2)

Published:2011/6/3 6:41:00 Author:Seven | Keyword: color picture

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The color picture of Nokia 3650 repairing (1)

Published:2011/6/3 6:38:00 Author:Seven | Keyword: color picture

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The color picture of Nokia 3650 repairing (2)

Published:2011/6/3 6:39:00 Author:Seven | Keyword: color picture

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The fabrication circuit of 3-pipe modulation wireless microphones

Published:2011/6/3 6:32:00 Author:Seven | Keyword: fabrication circuit, wireless microphone

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The headphone circuit

Published:2011/6/3 0:10:00 Author:Seven | Keyword: headphone circuit

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The telephone principle circuit (01)

Published:2011/6/2 22:56:00 Author:Seven | Keyword: principle circuit

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The telephone principle circuit (02)

Published:2011/6/2 22:58:00 Author:Seven | Keyword: principle circuit

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The telephone principle circuit (03)

Published:2011/6/2 22:57:00 Author:Seven | Keyword: principle circuit

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