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TEF6862 データシート(PDF) 41 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 Datasheet(HTML) 41 Page - NXP Semiconductors

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TEF6862_1
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheet
Rev. 01 — 14 September 2006
41 of 65
Philips Semiconductors
TEF6862
Car Radio Enhanced Selectivity Tuner (CREST)
α
ripple
ripple rejection
VCC(ripple)/VDAAOUT2; data
byte AGC bits
SDAA[3:0] = 1010;
FM mode; VDAAOUT1 =4V;
fripple = 100 Hz;
VCC(ripple) = 100 mV
-50
-
dB
CL
load capacitance
-
-
270
pF
AM channel
AM RF AGC detector A (peak detector): pin AMMIX1IN; see Figure 21
Vi(RF)(p-p)
peak-to-peak RF
input voltage
start level of wideband AGC;
m = 1; data byte AGC
bits AGC[1:0] = 00 (standard
setting); see Table 33
700
1000
1400
mV
AM RF AGC detector B: pin AMIF2IN; see Figure 21
Vi(IF)(p-p)
peak-to-peak IF
input voltage
start level of AGC;
peak-to-peak value of
modulated signal; m = 1
175
250
350
mV
RF cascode AGC
αcr(AGC)
AGC control range
-
10
-
dB
VVAMCAS
voltage on
pin VAMCAS
cascode base DC voltage at
maximum gain at cascode
AGC
-5
-
V
RVAMCAS
resistance on
pin VAMCAS
cascode base source
resistance
-1
-
k
IsourceVAMCASmax maximum source
current on
pin VAMCAS
cascode base source current
drive capability
100
-
-
µA
Isink(VAMCAS)
sink current on
pin VAMCAS
cascode base sink current
drive capability
-0
-
µA
VVAMCASFB
voltage on
pin VAMCASFB
cascode emitter DC voltage
at minimum gain at cascode
AGC
-
260
-
mV
cascode AGC disabled;
data byte AGC bit KAGC = 1
-
800
-
mV
IVAMCASFB
current on
pin VAMCASFB
cascode feedback current
-
-
1
µA
AM RF PIN diode AGC current generator output
Pin IAMAGC
αcr(AGC)
AGC control range
fRF = 999 kHz; dummy aerial
15 pF/60 pF
-50
-
dB
VIAMAGC
voltage on
pin IAMAGC
PIN diode drive DC voltage
1
-
-
V
Isink(max)
maximum sink
current
VIAMAGC =1V
10
-
-
mA
Isource
source current
AGC not active
-
−2.5
-
µA
Table 55.
Dynamic characteristics …continued
VCCA = 8.5 V; Tamb =25 °C; see Figure 25 and Figure 26; all AC values are given in RMS; unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit


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