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TEF6862 データシート(Datasheet) 6 Page - NXP Semiconductors

部品番号. TEF6862
部品情報  Car Radio Enhanced Selectivity Tuner (CREST)
ダウンロード  65 Pages
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メーカー  PHILIPS [NXP Semiconductors]
ホームページ  http://www.nxp.com
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TEF6862_1
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheet
Rev. 01 — 14 September 2006
6 of 65
Philips Semiconductors
TEF6862
Car Radio Enhanced Selectivity Tuner (CREST)
TESTIFOUT
10
test pin IF filter output
MIX1OUT2
11
AM and FM mixer 1 output 2 at IF1
MIX1OUT1
12
AM and FM mixer 1 output 1 at IF1
VCCRF
13
supply voltage for AM and FM RF
i.c.
14
internally connected; leave open
AMMIX1IN
15
AM mixer 1 input
AMMIX1DEC
16
AM mixer 1 decoupling
i.c.
17
internally connected; leave open
VAMCAS
18
cascode AM AGC
VAMCASFB
19
feedback for cascode AM AGC
VDCPIN
20
5 V bias voltage for AM PIN diode
IAMAGC
21
AGC current for AM PIN diode
TAMAGC
22
time constant of AM RF AGC
RFGND
23
RF ground
FMMIX1IN1
24
FM mixer 1 input 1
FMMIX1IN2
25
FM mixer 1 input 2
WXMIX1IN
26
weather band mixer input
WXMIX1DEC
27
weather band mixer decoupling
DAAOUT1
28
antenna DAA output 1
DAAOUT2
29
antenna DAA output 2
TFMAGC
30
time constant of FM RF AGC
KAGC
31
time constant of keyed FM front-end AGC
IFMAGC
32
PIN diode drive current output of FM front-end AGC
PLLGND
33
ground for tuning PLL
DAAIN
34
input of DAA circuit for antenna tank circuit
VTUNE
35
tuning voltage; 3 mA charge pump output
CPOUT
36
charge pump output
VCOGND
37
VCO ground
OSCFDB
38
VCO feedback
OSCTNK
39
VCO tank circuit
VCCVCO
40
VCO supply voltage
FREF
41
reference frequency output
VCCPLL
42
supply voltage for tuning PLL
VCC
43
supply voltage (8.5 V)
V60
44
input for FM filter and demodulator supply current
IF2GND
45
FM IF2 ground
VTCENTRE
46
filtering of tuning voltage of center frequency
VTCM
47
reference for filtering of tuning voltage of center frequency
VREF
48
reference voltage for noise decoupling
SWPORT1
49
software port output 1
IFFLAG
50
FM IF2 bandwidth voltage flag
Table 3.
Pin description …continued
Symbol
Pin
Description




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