TDA1574T Просмотр технического описания (PDF) - Philips Electronics
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TDA1574T Datasheet PDF : 13 Pages
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Philips Semiconductors
Integrated FM tuner for radio receivers
Product specification
TDA1574T
CHARACTERISTICS
VP = V17-4 = 8.5 V; Tamb = 25 °C; measured in test circuit Fig.1;
All measurements are with respect to ground (pin 4); unless otherwise specified
PARAMETER
CONDITIONS
SYMBOL
MIN.
Supply (pin 17)
Supply voltage
Supply current
(except mixer)
Reference voltage (pin 5)
Mixer
VP = V17
IP = I17
V17
7
I17
16
V5
4.0
DC characteristics
Input bias voltage
(pins 1 and 2)
Output voltage
(pins 18 and 19)
Other current
(pins 18 and 19)
AC characteristics
Noise figure
Noise figure including
transforming network
3rd order intercept point
Conversion power gain
Input resistance
(pins 1 and 2)
Output capacitance
(pins 18 and 19)
Oscillator
fi = 98 MHz
note 1
V1,2
−
V18,19
4
I18 + 19
−
NF
−
NF
−
EMF1IP3
−
GCP
−
R1,2
−
C18, 19
−
DC characteristics
Input voltage
(pins 7 and 8)
Output voltage (pin 6)
V7,8
−
V6
−
AC characteristics
Residual FM (bandwidth =
300 Hz to 15 kHz)
de-emphasis = 50 µs
∆f
−
Linear IF amplifier
DC characteristics
Input bias voltage (pin 15)
V15
−
TYP.
−
23
4.2
1
−
4.5
9
11
115
14
14
13
1.3
2
2.2
1.2
MAX. UNIT
14
V
30
mA
4.4
V
−
V
35
V
−
mA
−
dB
−
dB
−
dB/µV
−
dB
−
Ω
−
pF
−
V
−
V
−
Hz
−
V
August 1990
6
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