參數(shù)資料
型號(hào)： TUA4300G
廠(chǎng)商： SIEMENS A G
元件分類(lèi)： 接收器
英文描述： AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP64
封裝： MQFP-64
文件頁(yè)數(shù)： 4/38頁(yè)
文件大?。?/td> 393K
代理商： TUA4300G
FS: 04/93
Page 13
34)
AM 1st mixer symmetrical inputs
35)
FM 1st mixer symmetrical inputs
36)
FM 1st mixer symmetrical inputs
37)
Reference voltage RF section (4.8 V)
38)
1st local AM/FM oscillator circuit
39)
1st local AM/FM oscillator circuit
40)
1st local oscillator divided by 8/10 counter output (disabled in FM mode)
41)
1st local oscillator counter output
42)
2nd AM mixer AGC time constant capacitor
43)
Timing capacitor for Noisedetector monoflop (gate time)
AM/FM mode control; low voltage activates AM section
and disables stereodecoder VCO, Phase detector, Pilot detector, SNC and FM section
44)
Hold capacitor for Noise detector average level
low voltage applied mutes the stereo decoder outputs
45)
HCC timing / hold capacitor, deemphasis right
46)
HCC timing / hold capacitor, deemphasis left
47)
AF output left
48)
AF output right
49)
Control voltage HCC (high cut control)
50)
Control voltage SNC (stereo noise control)
51)
Pilot indicator output, active high (open collector)
52)
Pilot detector capacitor, low voltage activates mono state
53)
Stereo decoder MPX signal input
54)
Stereo decoder PLL phasedetector, loop filter
55)
VCO pin for ceramic resonator
56)
Reference current pin, external reference resistor
57)
Noise detector input
58)
FM MPX signal and AM demodulator signal output
59)
Dynamic FM mute control blocking capacitor
60)
Demodulator circuit FM
61)
Demodulator circuit FM
62)
Supply voltage IF and stereodecoder section
63)
AM/FM fieldstrength combined output
64 )
Auxiliary multipath detector input (in parallel to internal connection)
SIEMENS AG
IC-SPECIFICATION
TUA 4300 G
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
Pin Description
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
The reproduction, transmission or use of this document or its contents is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights created
by patent grant or registration of a utility model or design, are reserved.
HL DOK
V66047-S695-G100-G1
12.11.96
相關(guān)PDF資料
PDF描述
TUA4300P AM/FM, AUDIO SINGLE CHIP RECEIVER, PQCC68
TUA4300P AM/FM, AUDIO SINGLE CHIP RECEIVER, PQCC68
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TUA4300 AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP64
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