TEA6824 データシートの表示（PDF） - Philips Electronics
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TEA6824 Datasheet PDF : 36 Pages
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Philips Semiconductors
In Car Entertainment (ICE) car radio
Preliminary specification
TEA6824T
PINNING
SYMBOL
QDET1
QDET2
REFIN1
AGND
VDDA1
HFBUS1
HFBUS2
XTAL1
XTAL2
fref(p)
fref(n)
Iref
FMIF1IN1
FMIF1IN2
REFIN2
REFIN3
REFIN4
REFIN5
FMIF2OUT1
FMIF2OUT2
Vref
AMIF2OUT1
AMIF2OUT2
FMAMDEC
DEC1
DEC2
FMAM10.7
VDDA2
PIN
DESCRIPTION
1 demodulator tank 1
2 demodulator tank 2
3 reference input 1
4 analog ground
5 analog supply voltage 1
(+5 V)
6 HF bus 1 output; pull-up to
+5 V
7 HF bus 2 output; pull-up to
+5 V
8 crystal oscillator 1
9 crystal oscillator 2
10 PLL reference frequency
output p
11 PLL reference frequency
output n
12 reference current input
13 72 MHz FM-IF input 1
14 72 MHz FM-IF input 2
15 reference input 2
16 reference input 3
17 reference input 4
18 reference input 5
19 FM mixer output 1
20 FM mixer output 2
21 reference voltage input
22 AM mixer output 1
23 AM mixer output 2
24 FM/AM 10.7 MHz
decoupling input
25 decoupling 1
26 decoupling 2
27 FM/AM 10.7 MHz input
28 analog supply voltage 2
SYMBOL
FMIFAMPOUT
n.c.
n.c.
n.c.
AMIF2IN1
AMIF2IN2
FMIN2
DCFEED
FMIN1
LEVELADJ
CAFC
MPBUF
n.c.
FMSTOP
MPXOUT
n.c.
n.c.
n.c.
n.c.
AMAFOUT
DEC3
LEVELUNWEIG
n.c.
VDDD
SDA
SCL
DGND
VDDA3
PIN
DESCRIPTION
29 FM-IF-amplifier output
30 not connected
31 not connected
32 not connected
33 AM-IF2 input 1
34 AM-IF2 input 2
35 FM limiter input 2
36 DC feed FM limiter
37 FM limiter input 1
38 level adjustment
39 AFC capacitor
40 multi-path buffer time
constant
41 not connected
42 FMSTOP adjustment
43 FM demodulator MPX
output
44 not connected
45 not connected
46 not connected
47 not connected
48 AM demodulator AF output
49 decoupling 3
50 level unweighted output
51 not connected
52 digital supply voltage
(+5 V)
53 serial data input/output;
pull-up to +5 V; I2C-bus
54 serial clock input;
pull-up to +5 V; I2C-bus
55 digital ground
56 analog supply voltage 3
(+8.5 V)
1997 May 05
5
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