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參數(shù)資料
| 型號： | 935028240112 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 接收器 |
| 英文描述： | AM/FM, AUDIO DEMODULATOR, PDIP32 |
| 封裝： | 0.400 INCH, PLASTIC, SDIP-32 |
| 文件頁數(shù)： | 14/19頁 |
| 文件大?。?/td> | 187K |
| 代理商： | 935028240112 |
June 1994
4
Philips Semiconductors
Product specication
Quasi-split sound processor for all standards
TDA3858
PINNING
SYMBOL
PIN
DESCRIPTION
AMIF1
1
AM IF difference input 1 for L standard (32.4 MHz)
AMIF2
2
AM IF difference input 2 for L standard (32.4 MHz)
n.c.
3
not connected
CAGC
4
charge capacitor for AGC (FM and AM)
CAM
5
charge capacitor for AM AGC
MODE
6
3-state input for standard select
MATR
7
input for stereo matrix correction
FM2R1
8
reference circuit for FM2 (5.74 MHz)
FM2R2
9
reference circuit for FM2 (5.74 MHz)
AF2
10
AF2 output (AF out of 5.74 MHz)
AF1
11
AF1 output (AF out of 5.5 MHz or AM)
FM1R1
12
reference circuit for FM1 (5.5 MHz)
FM1R2
13
reference circuit for FM1 (5.5 MHz)
n.c.
14
not connected
n.c.
15
not connected
VC-R1
16
reference circuit for the vision carrier (38.9 MHz)
VC-R2
17
reference circuit for the vision carrier (38.9 MHz)
n.c.
18
not connected
TRACK
19
DC output level for tracking
CAFAM
20
DC decoupling capacitor for AM demodulator (AF-AM)
FM1l
21
intercarrier input for FM1 (5.5. MHz)
CAF1
22
DC decoupling capacitor for FM1 demodulator (AF1)
ICO
23
intercarrier output signal (5.5/5.74 MHz)
CAF2
24
DC decoupling capacitor for FM2 demodulator (AF2)
FM2I
25
intercarrier input for FM2 (5.74 MHz)
GND
26
ground (0 V)
VP1
27
+5 to +8 V supply voltage (pin 28 not connected)
VP2
28
+ 12 V supply voltage (pin 27 not connected)
CREF
29
charge capacitor for reference voltage
n.c.
30
not connected
FMIF1
31
IF difference input 1 for B/G standard (38.9 MHz)
FMIF2
32
IF difference input 2 for B/G standard (38.9 MHz)
Fig.2 Pin configuration.
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