tda4472-a ETC-unknow, tda4472-a Datasheet - Page 7

• Manufacturer Part Number: tda4472-a
• Description: Video-if With Fpll Demodulation Quasi Parallel Sound Processing
• Manufacturer: ETC-unknow

Rev. A1: 26.07.1995
TELEFUNKEN Semiconductors
Output voltage
Output current
AFC switch
Control voltage:
Switching current
SIF inputs
Input sensitivity
(RMS value)
Input impedance
Input capacitance
SIF – AGC
IF gain control range
AGC capacitor
Intercarrier output-FM
DC output voltage
Output resistance
Sound IF output voltage,
RMS value (5.5 MHz out-
put voltage)
Weighted signal to noise ra-
tio: (CCIR 468)
Ripple rejection
SIF input selector switch
Control voltage
Switching current
upper limit
lower limit
AFC ”off”
AFC ”on”
input 1 active
input 2 active
Parameters
Pin 5
see note 6
output signal
at pin 24/25: –3 dB
see note 1
see note 1
see note 1
v
Ref. signal:
v
FM dev. = 27 kHz,
f
tested with the double
FM demod. U2860B,
B/G modulated VIF signal
Black screen: Channel 1/2
Grid pattern: Channel 1/2
Grey screen 50%: Channel
1/2
see note 1 /pin 23/pin24
see note 8
mod
in
in
Test Conditions / Pins
= 10 mV
= 10 mV,
= 1 kHz,
Pin 19
Pin 1-2, 27-28
Pin 24
Pin 3
Symbol
G
V
I
V
V
V
R
S/N
S/N
S/N
I
v
I
R
C
RR
AFC
v
G
AFC
AGC
SW
SW
out
SW
DC
SW
out
in
in
in
v
see note 7
V
Min.
S
3.5
2.0
60
35
0
0
-0.4
TDA4472-A
60/58
54/52
60/57
Typ.
150
250
1.2
100
80
65
10
100
0.2
2
2
Max.
120
0.4
0.8
0.8
V
V
S
S
Unit
mA
mV
k
dB
dB
dB
dB
dB
pF
7 (14)
V
V
V
V
V
V
V
A
V
A
F