TEA6843 Просмотр технического описания (PDF) - Philips Electronics
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TEA6843 Datasheet PDF : 62 Pages
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Philips Semiconductors
New In Car Entertainment (NICE)
extended car radio
Product specification
TEA6843HL
SYMBOL
PARAMETER
CONDITIONS
Antenna Digital Auto Alignment (DAA)
DAA INPUT: PIN DAAIN
Ibias(cp)
charge pump buffer
input bias current
Vi(cp)
charge pump buffer
input voltage
VDAAIN = 0.4 to 8 V
DAA OUTPUT: PIN DAAOUT
Vo(min)
Vo(max)
Vo
Vo(n)
minimum DAA output
voltage
maximum DAA output
voltage
DAA output voltage
DAA output noise
voltage
data byte 3 = 10000000;
FM mode; VDAAIN = 0.5 V;
VDAATD = 0.45 V
data byte 3 = 11111111;
FM mode; VDAAIN = 4 V;
VDAATD = 0.45 V
IDAAOUT < 100 µA; AM mode
data byte 3 = 10000000;
FM mode; VDAAIN = 4 V;
VDAATD = 0.45 V; note 1
data byte 3 = 11111111;
FM mode; VDAAIN = 3 V;
VDAATD = 0.45 V; note 1
data byte 3 = 11000000;
FM mode; VDAAIN = 4 V;
VDAATD = 0.45 V;
B = 400 Hz to 30 kHz
∆Vo(T)
DAA output voltage
variation with
temperature
Tamb = −40 to +85 °C;
data byte 3 = 10101011
∆Vo(step)
∆Vo(sink)
DAA step accuracy
VDAAOUT(n+1) −
VDAAOUT(n)
DAA output variation
caused by sink current
n = 0 to 127; FM mode;
VDAAOUT < 8 V; VDAAIN = 2 V;
VDAATD = 0.45 V
VDAAIN = 4 V; IL = 50 µA
∆Vo(source)
DAA output variation
caused by source
current
VDAAIN = 4 V; IL = −50 µA
tst
DAA output settling VDAAOUT = 0.2 to 8.25 V;
time
CL = 270 pF
RR
ripple rejection
data byte 3 = 10101011;
V----V-D---AD----AD---O-A---U3----T-
FM mode; VDAAIN = 4 V;
VDAATD = 0.45 V;
fripple = 100 Hz;
VDDA3(ripple) = 100 mV
CL
DAA output load
VDAAOUT < 8 V; FM mode
capacitance
MIN.
TYP. MAX. UNIT
−10
−
0
−
+10
nA
8.5
V
−
−
8
−
−
−
−
1.7
6.2
6.5
−
30
0.5
V
8.5
V
0.3
V
−
V
6.8
V
100
µV
−8
−
+8
mV
0.5VLSB VLSB
1.5VLSB mV
−VLSB −
−VLSB −
+VLSB
+VLSB
−
20
−
50
30
µs
−
dB
−
−
270
pF
2003 Dec 19
14
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