TEA6849H Просмотр технического описания (PDF) - Philips Electronics

Номер в каталоге

Компоненты Описание

Список матч

TEA6849H

New In Car Entertainment car radio tuner IC with Precision Adjacent Channel Suppression (NICE-PACS)

Philips Electronics 

Philips Semiconductors

New In Car Entertainment car radio tuner IC with

Precision Adjacent Channel Suppression (NICE-PACS)

Product specification

TEA6849H

SYMBOL

FMMUTE

Vtune

CPOUT

VDDA3

FREF

VDDD

DGND

VCOGND

OSCFDB

OSCTNK

VDDA4

MPXDCFDB

AFSAMPLE

AFHOLD

TRDSMUTE

AMAFIF2

RDSMPX

FMMPX

VDDA5

MODDET

VDDA6

IFBWFLAG

SDA

SCL

VIFBW

IF2GND

CINT

MODETOUT

TACD

Vlevel(AMFM)

XTAL1

XTALGND

XTAL2

Vlevel(ACD)

ACDTHRES

IREF

AMMIX2OUT1

AMMIX2OUT2

CAGC

Vref(lim)

PIN

DESCRIPTION

41 test output for FM soft mute bits

42 tuning voltage

43 charge pump output

44 analog supply voltage 3 (8.5 V) for tuning PLL

45 reference frequency output for signal processor IC

46 digital supply voltage (5 V)

47 digital ground

48 VCO ground

49 VCO feedback

50 VCO tank circuit

51 analog supply voltage 4 (8.5 V) for VCO

52 DC feedback for FM MPX signal path

53 AF sample flag output for car audio signal processor IC

54 AF hold flag output for car audio signal processor IC

55 time constant for RDS update mute

56 AM demodulator AF output or IF2 output for AM stereo (multiplexed by I2C-bus)

57 MPX output for RDS decoder and signal processor (not muted)

58 FM demodulator MPX output

59 analog supply voltage 5 (5 V) for on-chip power supply

60 modulation detector input

61 analog supply voltage 6 (8.5 V) for on-chip power supply

62 FM IF2 bandwidth flag output

63 I2C-bus data line input and output

64 I2C-bus clock line input

65 monitor voltage for FM IF2 bandwidth

66 AM IF2 ground

67 demodulator loop filter

68 modulation detector output

69 adjacent channel detector time constant

70 level voltage output for AM and FM

71 crystal oscillator 1

72 crystal oscillator ground

73 crystal oscillator 2

74 level voltage output for adjacent channel detector

75 adjacent channel detector threshold

76 reference current for power supply

77 AM mixer 2 output 1 (450 kHz)

78 AM mixer 2 output 2 (450 kHz)

79 AM IF AGC capacitor

80 limiter reference voltage

2003 Dec 19

7

Share Link: