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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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TEA6886HL 데이터시트(PDF) 5 Page - NXP Semiconductors |
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TEA6886HL 데이터시트(HTML) 5 Page - NXP Semiconductors |
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5 / 92 page  2000 Nov 21 5 Philips Semiconductors Product specification Up-level Car radio Analog Signal Processor (CASP) TEA6886HL 5 BLOCK DIAGRAM handbook, full pagewidth MHB818 50/75 µs DE-EMPHASIS AND AM STEREO INPUT FM BUFFER AND FM NB-GATES MATRIX AND SOFT-MUTE V/I CONVERTER STEREO DECODER PLL INPUT BUFFER AND 80 kHz LOW-PASS STEREO DECODER OUTPUT AVERAGE DETECTOR (USN1) AVERAGE DETECTOR (WBAM1) PEAK DETECTOR (USN2) AVERAGE DETECTOR (MUTE/HCC) AM GATE LEVEL ADC (6-BIT) LEVEL INPUT BUFFER 20 kHz BAND-PASS AND AMWB DETECTOR HCC SNC de-emphasis switch I2C-BUS AND CONTROL LOGIC I2C-bus to NICE I2C-bus to NICE from AM/FM level detector I2C-bus detector hold detector reset test NOISE AND INTERFERENCE DETECTOR FM PULSE FORMER sensitivity start/ slope BUS start/ slope 38 kHz 19 kHz 38 kHz mute slope mute start bus controls 22 k Ω 82 k Ω 100 k Ω 22 k Ω 6 5 4 3 77 76 75 7 8 VDD(5 V) 4.7 nF 10 nF 4.7 nF 74 73 2.7 nF 2.7 nF 72 71 3.3 nF 70 69 65 64 63 59 58 57 56 55 54 53 52 66 67 10 nF 220 nF 68 10 µF 10 nF 3.3 nF 220 nF 33 pF H G E PEAK DETECTOR (WBAM2) PEAK DETECTOR (SNC) D C F detector hold detector hold B A detector reset test sep.adj. 60 kHz HIGH-PASS AND USN DETECTOR PULSE SEPARATOR 120 kHz HIGH-PASS AMPLIFIER sensitivity pilot ind. MPX input RIN 182 kΩ 470 k Ω 100 nF 6.8 nF 100 nF 22 nF 6.8 nF 68 k Ω 10 nF 100 nF 100 k Ω 220 k Ω 33 nF AM mono input from NICE (FMHOLD) from NICE (AFSAMPLE) fref (75.4 kHz) trigger sensitivity TEA6886HL AGC SDAQ TUSN1 TWBAM1 FMRBUF FMLBUF DEEMR DEEML FMNCAP MPXIN TSNC MPXRDS TMUTE AMNBIN AMHIN FMHOLD Fig.1 Block diagram (continued in Fig.2). |
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