tea6845h-v2 NXP Semiconductors, tea6845h-v2 Datasheet - Page 7

• Manufacturer Part Number: tea6845h-v2
• Description: New In Car Entertainment Nice Car Radio
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2003 Feb 04
OSCFDB
OSCTNK
V
AFSAMPLE
AFHOLD
TRDSMUTE
AMAFIF2
RDSMPX
FMMPX
V
V
SDA
SCL
IF2GND
QDET1
QDET2
C
V
XTAL1
XTALGND
XTAL2
IREF
AMMIX2OUT1
AMMIX2OUT2
DDA3
DDA2
DDA1
level
AFC
New In Car Entertainment (NICE) car radio
SYMBOL
PIN
43
50
51
52
53
57
58
62
41
42
44
45
46
47
48
49
54
55
56
59
60
61
63
64
VCO feedback
VCO tank circuit
analog supply voltage 3 (8.5 V) for VCO
AF sample flag output for car audio signal processor IC
AF hold flag output for car audio signal processor IC
time constant for RDS update mute
AM demodulator AF output or IF2 output for AM stereo (multiplexed by I
MPX output for RDS decoder and signal processor (not muted)
FM demodulator MPX output
analog supply voltage 2 (5 V) for on-chip power supply
analog supply voltage 1 (8.5 V) for on-chip power supply
I
I
AM IF2 ground
quadrature demodulator tank 1
quadrature demodulator tank 2
FM demodulator AFC capacitor
level voltage output for AM and FM
crystal oscillator 1
crystal oscillator ground
crystal oscillator 2
reference current for power supply
AM mixer 2 output 1 (450 kHz)
AM mixer 2 output 2 (450 kHz)
2
2
C-bus data line input and output
C-bus clock line input
7
DESCRIPTION
2
Product specification
C-bus)
TEA6845H