TDA9830 데이터 시트보기 (PDF) - Philips Electronics
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TDA9830 Datasheet PDF : 15 Pages
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Philips Semiconductors
TV sound AM-demodulator and audio source switch
Product specification
TDA9830
CHARACTERISTICS
VP1 = 5.0 V at pin 14; Tamb = +25 °C; sound carrier fSC = 32.4 MHz modulated with f = 1 kHz and modulation depth
m = 54%. IF input signal (sound carrier): V1-16 10 mVRMS; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP. MAX. UNIT
V14−13
V11−13
I11/I14
positive supply voltage VP1
positive supply voltage VP2
current consumption
note 1
note 1
4.5
5.0
8.8
V
10.8
12.0
13.2
V
24
30
36
mA
IF amplifier and gain control
R1−16
C1−16
V1−16
V1−16
Gv
I3
I3
V3 − V13
B
input resistance
input capacitance
minimum IF input signal (RMS value)
maximum IF input signal (RMS value)
gain control
maximum AGC charging/discharging
current
fast AGC discharging current
gain control voltage (Gmin − Gmax)
−3 dB IF bandwidth
V1/16−13 DC potential
AM-Demodulator
note 2
note 3
upper cut-off
frequency
lower cut-off
frequency
1.75
2.2
1.0
1.5
−
60
70
120
60
66
3.5
5
−
−
1.5
−
50
70
−
6
−
1.7
2.65
kΩ
2.2
pF
100
µV
−
mV
−
dB
7
µA
5
mA
2.8
V
−
MHz
10
MHz
−
V
V6−13
B
AF output signal (RMS value)
−3 dB AF bandwidth
upper cut-off
frequency
400
500
600
mV
100
−
−
kHz
lower cut-off
−
−
20
Hz
frequency; note 7
V6−13
V6−13
V6−13
R6
THD
S/N (weighted acc. CCIR 468-3)
DC potential
output resistance
(emitter follower with 0.5 mA bias current)
−
0.8
2
%
47
53
−
dB
2.00
2.15
2.30
V
−
300
−
Ω
I6abs
allowable AC output current
I6
allowable DC output current
−
−
0.3
mA
−
−
−0.5
mA
Audio-switch
V7,9−13
AF-input-signal for THD < 1.5%
(RMS value)
−
−
1.2
V
V8−13
S/N ratio of audio switch
(in accordance with CCIR 468-3)
reference signal 70
80
−
dB
at pin 7/9 is
0.5 VRMS
B
−3 dB AF bandwidth
upper limit
100
−
−
kHz
V8−13
THD at 1 VRMS input signal at pin 7 or 9
−
0.1
1.0
%
June 1994
6
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