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TEA6842H Fiches technique(PDF) 7 Page - NXP Semiconductors

No de pièce TEA6842H
Description  New In Car Entertainment (NICE) extended car radio
Download  66 Pages
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Fabricant  PHILIPS [NXP Semiconductors]
Site Internet  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TEA6842H Fiches technique(HTML) 7 Page - NXP Semiconductors

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2003 Dec 19
7
Philips Semiconductors
Product specification
New In Car Entertainment (NICE)
extended car radio
TEA6842H
n.c.
41
not connected
Vtune
42
tuning voltage
CPOUT
43
charge pump output
VDDA3
44
analog supply voltage 3 (8.5 V) for tuning PLL
FREF
45
reference frequency output for signal processor IC
VDDD
46
digital supply voltage (5 V)
DGND
47
digital ground
VCOGND
48
VCO ground
OSCFDB
49
VCO feedback
OSCTNK
50
VCO tank circuit
VDDA4
51
analog supply voltage 4 (8.5 V) for VCO
n.c.
52
not connected
AFSAMPLE
53
AF sample flag output for car audio signal processor IC
AFHOLD
54
AF hold flag output for car audio signal processor IC
TRDSMUTE
55
time constant for RDS update mute
AMAFIF2
56
AM demodulator AF output or IF2 output for AM stereo (multiplexed by I2C-bus)
RDSMPX
57
MPX output for RDS decoder and signal processor (not muted)
FMMPX
58
FM demodulator MPX output
VDDA5
59
analog supply voltage 5 (5 V) for on-chip power supply
TUSN
60
time constant for ultrasonic noise detector
VDDA6
61
analog supply voltage 6 (8.5 V) for on-chip power supply
USNBUF
62
buffer output for ultrasonic noise detector
SDA
63
I2C-bus data line input and output
SCL
64
I2C-bus clock line input
MUTE
65
mute control input
IF2GND
66
AM IF2 ground
QDET1
67
quadrature demodulator tank 1
QDET2
68
quadrature demodulator tank 2
CAFC
69
FM demodulator AFC capacitor
Vlevel
70
level voltage output for AM and FM
XTAL1
71
crystal oscillator 1
XTALGND
72
crystal oscillator ground
XTAL2
73
crystal oscillator 2
USNSENS
74
sensitivity control of ultrasonic noise detector
TMUTE
75
time constant for mute control voltage
IREF
76
reference current for power supply
AMMIX2OUT1
77
AM mixer 2 output 1 (450 kHz)
AMMIX2OUT2
78
AM mixer 2 output 2 (450 kHz)
CAGC
79
AM IF AGC capacitor
n.c.
80
not connected
SYMBOL
PIN
DESCRIPTION


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