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TDA9897 Datasheet(PDF) 8 Page - NXP Semiconductors |
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TDA9897 Datasheet(HTML) 8 Page - NXP Semiconductors |
8 / 103 page TDA9897_TDA9898_4 © NXP B.V. 2009. All rights reserved. Product data sheet Rev. 04 — 25 May 2009 8 of 103 NXP Semiconductors TDA9897; TDA9898 Multistandard hybrid IF processing 6. Block diagram Fig 1. Block diagram of TDA9898 (continued in Figure 2) B A C D E F G H J 001aai732 TDA9898 I2C-BUS SIF AGC SYNTHESIZER VCO VIF PLL ACQUISITION HELP PEAK AGC TUNER VIF AFC TOP2 TOP1 NYQUIST FILTER Q I VIF AGC FM peak 23 36 AGCDIN IF3A IF3B SDA 3 4 IF2A IF2B 9 10 2, 18, 37 TOP2 LFVIF LFSYN1 optional tuner AGC TOP for positive modulation and radio signal strength detector onset 11 13 i.c. TAGC 45 47 CIFAGC 5 IF1A IF1B 6 7 AM average 24 SCL 14 i.c. SYNTHESIZER AND VCO standard 25 ADRSEL 32 BVS 22 GNDD sideband (L-accent) LFSYN2 1 CTAGC 8 38 GDS 34 standard sideband SIDEBAND FILTER Q I SOUND CARRIER TRAP trap reference GROUP DELAY EQUALIZER I2C-BUS TOPPOS AND RSSI RSSI DETECTOR AND L STANDARD TUNER AGC n.c. DECODER I2C-BUS TOPNEG GND 48 |
Número de pieza similar - TDA9897_09 |
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Descripción similar - TDA9897_09 |
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