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參數(shù)資料
| 型號： | tua 4300g |
| 廠商： | SIEMENS AG |
| 英文描述： | One Chip Car Radio(單片式車載電臺) |
| 中文描述： | 單芯片汽車收音機（單片式車載電臺） |
| 文件頁數(shù)： | 20/38頁 |
| 文件大?。?/td> | 393K |
| 代理商： | TUA 4300G |
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FS: 04/93
Page 21
Carrier and harmonic suppression (referenced to V
47,48
=390 mV
rms
)
1
Pilotsignal (f=19kHz)
α
19
subcarrier
1
40
45
dB
2
(f=38kHz)
α
38
α
57
1
40
50
dB
3
(f=57kHz)
1
40
50
dB
Mono/Stereo control
Pilot threshold voltage:
1
For stereo”on”
V
PILon
V
PILoff
1
20
30
mV
rms
mV
rms
dB
2
For stereo”off”
1
5
14
3
Hysteresis
V
PILon
/ V
PILoff
1
3
Stereo-indicator output
4
Pilot off
V
51off
I
51on
I
51
=1mA
V
51
=8V
0.5
V
5
Pilot on
10
μ
A
external control voltages (active low)
6
Operational voltage for external
1
1
V
mono control (pin 52)
V
52 thr
7
Operational voltage for
1
1
V
AM/FM (pin 43)
V
43thr
AM on
Deemphasis
Reference frequency = 400Hz
C
deemph
=10nF;
τ
nom
=75
μ
s
A
min
FM
V
49
≥
3.8V; f
m
=5kHz
A
max
FM
V
49
= 0V; f
m
=5kHz
A
min
AM
V
49
≥
4.4V; f
m
=5kHz
A
max
AM
V
49
=0V; f
m
=5kHz
8
Minimum FM
1
6.6
7.8
9
dB
9
Maximum FM
1
13
16
19
dB
10
Minimum AM
1
6.6
7.8
9
dB
11
Maximum AM
1
11.5
14.5
17.5
dB
SIEMENS AG
IC-SPECIFICATION
TUA 4300 G
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
AC / DC Characteristics
A
C / DC characteristics involve the spread of values guaranteed within the specified supply voltage and ambient
temperature range. Typical characteristics are the median of the production.
#
Parameter
Symbol
Test
Conditions
Test
Circuit
Min
Typ
Max
Units
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
The reproduction, transmission or use of this document or its contents is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights created
by patent grant or registration of a utility model or design, are reserved.
HL DOK
V66047-S695-G100-G1
12.11.96
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