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TDA9845T Datenblatt(PDF) 5 Page - NXP Semiconductors |
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TDA9845T Datenblatt(HTML) 5 Page - NXP Semiconductors |
5 / 20 page 1995 Mar 20 5 Philips Semiconductors Preliminary specification TV and VTR stereo/dual sound processor with digital identification TDA9845 PINNING SYMBOL PIN DESCRIPTION C1 1 control input Port C1 C2 2 control input Port C2 CAGC 3 AGC capacitor of pilot frequency amplifier CLP 4 identification low-pass capacitor CDCL 5 DC loop capacitor Vi pil 6 pilot frequency input voltage Cref 7 capacitor of reference voltage (1 ⁄2VP) Vi1 8 AF input signal voltage 1 (from sound carrier 1 or AM sound (standard L) Vi2 9 AF input signal voltage 2 (from sound carrier 2) Vi3 10 AF input signal voltage 3 (Mono sound) Vo2 11 AF output signal voltage 2 (Main) Vo1 12 AF output signal voltage 1 (Main) CD1 13 50 µs de-emphasis capacitor of AF Channel 1 LEDDU 14 LED (dual) LEDST 15 LED (stereo) GND 16 ground (0 V) CD2 17 50 µs de-emphasis capacitor of AF Channel 2 VP 18 supply voltage (+5 to +8 V) XTAL 19 10 MHz crystal input C3 20 control input Port C3 Fig.3 Pin configuration. lfpage TDA9845 MED646 1 2 3 4 5 6 7 8 9 10 C1 C2 C C C V C V V V 20 19 18 17 16 15 14 13 12 11 C3 XTAL V C GND LEDST LEDDU C V V AGC LP DCL i pil ref i 1 i 2 i 3 P D2 D1 o 1 o 2 |
Ähnliche Teilenummer - TDA9845T |
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Ähnliche Beschreibung - TDA9845T |
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