TEA6849H Просмотр технического описания (PDF) - Philips Electronics
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TEA6849H
Philips Electronics
TEA6849H Datasheet PDF : 65 Pages
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Philips Semiconductors
New In Car Entertainment car radio tuner IC with
Precision Adjacent Channel Suppression (NICE-PACS)
Product specification
TEA6849H
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP.
Vo(n)
∆Vo(T)
∆Vo(step)
∆Vo(sink)
∆Vo(source)
tst
RR
CL
DAA output noise voltage
DAA output voltage
variation with temperature
DAA step accuracy
DAA output variation
caused by sink current
DAA output variation
caused by source current
DAA output settling time
ripple rejection V----V-D---AD---AD---O-A---U3---T-
DAA output load
capacitance
data byte 2 = 11000000;
FM mode; VDAAIN = 4 V;
VDAATD = 0.45 V;
B = 300 Hz to 22 kHz
Tamb = −40 to +85 °C;
data byte 2 = 11000000
n = 0 to 127; FM mode;
VDAAOUT = 0.5 to 8 V;
VDAAIN = 2 V; VDAATD = 0.45 V
VDAAIN = 4 V; IL = 50 µA
−
30
−8
−
0.5VLSB VLSB
−VLSB −
VDAAIN = 4 V; IL = −50 µA
−VLSB −
VDAAOUT = 0.2 to 8.25 V;
CL = 270 pF
−
20
data byte 2 = 10101011;
−
65
FM mode; VDAAIN = 4 V;
VDAATD = 0.45 V; fripple = 100 Hz;
VDDA3(ripple) = 100 mV (RMS)
−
−
DAA TEMPERATURE COMPENSATION: PIN DAATD
Isource
TCsource
compensation diode
source current
temperature coefficient of
compensation diode
source current
VDAATD = 0.2 to 1.2 V
VDAATD = 0.2 to 1.2 V;
Tamb = −40 to +85 °C
−50
−40
−300 −
IF counter (FM IF2 or AM IF2 counter)
NIF
IF counter length for
AM and FM
−
8
PINS FMMIX2IN AND FMMIX2DEC; note 3
Vsens(rms)
sensitivity voltage
(RMS value)
FM mode
−
30
N
counter result (decimal) period = 2 ms;
VFMMIX2IN-FMMIX2DEC = 100 µV
prescaler ratio = 10
−
90
prescaler ratio = 40
−
22
period = 20 ms;
VFMMIX2IN-FMMIX2DEC = 100 µV
prescaler ratio = 10
−
132
prescaler ratio = 40
−
225
MAX. UNIT
100
µV
+8
mV
1.5VLSB mV
+VLSB
+VLSB
30
µs
−
dB
270
pF
−30
µA
+300
-1---0K---–---6-
−
bit
100
µV
−
−
−
−
2003 Dec 19
15
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