TEA6825T PHILIPS [NXP Semiconductors], TEA6825T Datasheet - Page 40

• Manufacturer Part Number: TEA6825T
• Description: In Car Entertainment ICE car radio
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
APPLICATION INFORMATION
1998 Mar 24
handbook, full pagewidth
In Car Entertainment (ICE) car radio
Time constant control: slow or fast attack and decay time constants for soft mute, mono/stereo and high-cut control can be chosen by connecting
pin 3 to GND or pin 21.
+8.5 V
V
CC
172
ISV
BB135
MHA708
E543SNAS
6.8
pF
47 pF
-04011
12 nF
100
pF
388BN-1211Z
E543SNAS
-02010
330 nH
2.2 k
2.2 M
3.3 H
6.8 H
BAV
5.6 pF
100 nF
100
99
L7
L1
47 mH
470
10 F
4 to 10 pF
22
22 nF
47 k
1 nF
220 nF
3.6 k
100 nF
10 pF
220
1.8
pF
3.3 nF
10 k
BB804
10 pF
220
BF861A
8.2 pF
1 nF
47 k
47
220 k
10 pF
H
22
100 nF
1 F
100 F
100 pF
33 F
1 F
1.8 pF
2.7 pF
22 pF
1 F
+8.5 V
470
V
33
CC
22
26
26
25
27
28
29
33
30
31
32
34
38
37
35
36
39
40
BUFFER
10
CHARGE
OSCILLATOR
H
Fig.22 ICE application diagram (continued in Fig.23).
DIODE
DRIVE
PUMP
AGC
AGC
PIN
AM -
FM
RF
TEA6810T
TEA6811T
AM/FM
270 pF
17 20
68 H
AM/FM
AM/FM
DETECTOR
AM/FM
IN-LOCK
270 pF
LOCK
3
10 nF
PROGRAMABLE
BUFFER
LIMITER
AM/FM
18
:N2
CONTROL
AM
DETECTOR
DIVIDER
PHASE
14
1 mH
BUS
100 nF
47 F
AM/FM
BAND-
GAP
3.3
+8.5 V
H
19
47 F
13
21
16
15
11
12
8
1
6
7
2
4
5
9
V
+5 V
CCA
100 nF
330 pF
330
pF
100 nF
SFE10.7
TR2
56
pF
40
TR4
100
nF
10
nF
P392BE-
2049AJ = S
2 ZS369SCS-
22
Philips 9922 521 00098
390
2144AJ
or Daiwa AT - 49
V
+8.5 V
CC
2.7
k
10 k
61.5 MHz
27
330
V
+5 V
100 nF
10 k
BF840
CCD
SCL
SFE10.7
SDA
68
330
100 nF
56
pF
10 nF
SFE
10.7
22
nF
TR3
V
CC1
7PSAG-
1946D = S
10
11
TR5
37
35
27
24
28
29
19
13
14
20
8
9
6
7
FREQUENCY
REFERENCE
22
OSCILLATOR
TEA6823T
TEA6825T
AMPLIFIER
TEA6823T; TEA6825T
:2/:6
FM
AM
23
IF-
1.5 nF
SFP450
1 k
10 k
10 k
SWITCH
33
AM/FM
COUNTER
54
:N5
SCL
100
34
IF-
nF
330
FMSTOP
LEVEL
I 2 C-BUS
Preliminary specification
53
42
ADC
SDA
100 k
100
AM-AMPLIFIER
R39
nF
330
FM-LIMITER
DETECTOR
AMPLIFIER
V
55
LEVEL
ref
BUFFER
MULTI-
20 kHz
PATH
36
LEVEL
ADC
220 nF
100 k
LEVELADJ
82 k
R40
40
38
A
B
C
D
E
F
G
H