TDA8303A/N1 View Datasheet(PDF) - Philips Electronics
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Description
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TDA8303A/N1 Datasheet PDF : 21 Pages
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Philips Semiconductors
Small signal combination IC for black/white TV
Preliminary specification
TDA8303
TDA8303A
SYMBOL
PARAMETER
Sound circuit (note 12)
V15
R15
C15
AMS
input limiting voltage
input resistance
input capacitance
AM suppression
V12(RMS)
V12(RMS)
AF output signal (RMS value)
AF output signal when pin 11 is used as a
starting pin or connected to VP
(RMS value)
Z12
THD
AF output impedance
total harmonic distortion
RR
ripple rejection
V12
output voltage when muted
V12
output level shift due to muting
S/N
signal-to-noise ratio
V11
voltage with pin 11 disconnected
I11
current with pin 11 short-circuited to ground
V12
temperature dependence of the output signal
amplitude
Volume control (note 17; see Fig.8)
R11
OSS
external control resistor
suppression of output signal during mute
condition
Horizontal synchronization circuit (see Fig.9)
SYNC SEPARATOR
V25
required sync pulse amplitude
I25
input current (pin 25)
FIRST CONTROL LOOP
±∆f
PLL holding range
±∆f
PLL catching range
control sensitivity to oscillator
V8-9
IF input signal at which the time constant is
switched (RMS value)
CONDITIONS MIN. TYP. MAX. UNIT
VO(max) = −3 dB −
−
−
note 13
53
note 14
400
∆f = 50 kHz
500
400 800 µV
2.6
−
kΩ
6
−
pF
58
−
dB
600 800 mV
900 1500 mV
−
note 15
−
volume control −
−20 dB;
fk = 100 Hz
−
volume control −
−20 dB
note 16
−
−
−
Tamb = 20 to 65 −
°C;
−30 dB volume
control and
voltage of pin 11
fixed;
note 17
note 17
−
60
25
100 Ω
0.5
2
%
35
−
dB
2.5
−
V
−
0.5
dB
47
−
dB
6
−
V
1
−
mA
2.5
−
dB
4.7
−
kΩ
66
−
dB
note 20
V25 > 5 V
V25 = 0 V
200
750 −
mV
−
8
−
µA
−
10
−
mA
−
1500 2000 Hz
600
1500 −
Hz
note 21
see Fig.10
strong-to-weak −
2.2
−
mV
July 1992
9
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