TDA1574T 데이터 시트보기 (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
GENERAL DESCRIPTION
The TDA1574T is an integrated FM tuner circuit designed for use in the RF/IF section of car radios and home receivers.
The circuit contains a mixer and an oscillator and a linear IF amplifier for signal processing. The circuit also incorporates
the following features.
Features
• Keyed Automatic Gain Control (AGC)
• Regulated reference voltage
• Buffered oscillator output
• Electronic standby switch
• Internal buffered mixer driving.
QUICK REFERENCE DATA
PARAMETER
Supply voltage range
(pin 17)
Mixer input bias voltage
(pins 1 and 2)
Noise factor
Oscillator output voltage
(pin 6)
Output admittance at pin 6
Oscillator output buffer
DC output voltage (pin 9)
Total harmonic distortion
Linear IF amplifier output
voltage (pin 12)
Noise factor
Keyed AGC output voltage
range (pin 20)
CONDITIONS SYMBOL MIN.
TYP.
MAX.
UNIT
VP
7
V1,2-4
−
NF
−
V6-4
−
f = 108.7 MHz
Y22
−
V9-4
−
THD
−
RS = 300 Ω
V12-4
−
NF
−
V20-4
0.5
−
14
V
1
−
V
9
−
dB
2
−
V
1.5 + j2
ms
6
−
V
−15
−
dB
4.5
−
V
6.5
−
dB
−
VP−0.3 V
PACKAGE OUTLINE
20-lead mini-pack; plastic (SO20; SOT163A); SOT163-1; 1996 September 9.
August 1990
2
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