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Philips Semiconductors
Integrated FM tuner for radio receivers
PARAMETER
Wideband threshold
(RMS value)
(see Figs 3, 4, 5 and 6)
at V
= 0.7 V;
14
V
= V
/2; I
= 0
20
P
20
Oscillator output buffer
(pin 9)
DC output voltage
Oscillator output voltage
(RMS value)
at R
= oo; C
= 2 pF
L
L
at R
= 75
L
DC output resistance
Signal purity
Total harmonic distortion
Spurious frequencies
at EMF 1 = 1 V; R
S1
Electronic standby switch
(pin 11)
Oscillator; linear IF
amplifier; AGC
Input switching voltage
for threshold ON
for threshold OFF
Input current
at ON condition
at OFF condition
Input voltage
Notes to the characteristics
1. Power gain conversion is equated by the following equation:
4 V
10.7MHz
M out
10
log
---------------------------------------------------------- - x
EMF1 98 MHz
2. Voltage gain is equated by the following equation:
V
12
20
log
----------------- -
V
16 15
–
August 1990
CONDITIONS
= 50
T
= 40
amb
to + 85 C
V
= > V
3 V
20
P
V
= < 0.5 V
20
V
= 0 V
13
V
= 23 V
13
I
= 0
13
2
R
S1
---------- -
2
R
ML
SYMBOL
MIN.
EMF
2(rms)
V
9
V
9(rms)
V
30
9(rms)
R
9-17
THD
f
S
V
0
13
V
3.3
13
I
13
I
13
V
13
8
Product specification
TDA1574T
TYP.
MAX.
17
mV
6
V
110
mV
50
mV
2.5
k
15
dB
35
dB
2.3
V
23
V
150
A
10
A
4.4
V
UNIT
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