TEA6845H 查看數據表（PDF） - NXP Semiconductors.
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TEA6845H Datasheet PDF : 49 Pages
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Philips Semiconductors
New In Car Entertainment (NICE) car radio
Product specification
TEA6845H
SYMBOL
PARAMETER
CONDITIONS
Oscillator divider N2
N2
oscillator divider ratio
AM mode
LW and MW
SW
Synthesizer
PROGRAMMABLE DIVIDER
Nprog
programmable divider
ratio
∆Nstep
programmable divider step
size
REFERENCE FREQUENCY DIVIDER
Nref
crystal oscillator divider
ratio
CHARGE PUMP: PIN CPOUT
Isink(cp1)l
low charge pump 1 peak
sink current
Isource(cp1)l
low charge pump 1 peak
source current
Isink(cp1)h
high charge pump 1 peak
sink current
Isource(cp1)h high charge pump 1 peak
source current
Isink(cp2)
charge pump 2 peak sink
current
Isource(cp2)
charge pump 2 peak
source current
IZ(cp1), IZ(cp2) charge pump 1 or 2
current in 3-state
fxtal = 20.5 MHz
fref = 100 kHz
fref = 50 kHz
fref = 25 kHz
fref = 20 kHz
fref = 10 kHz
FM weather band mode;
0.4 V < VCPOUT < 7.6 V
FM weather band mode;
0.4 V < VCPOUT < 7.6 V
AM stereo mode; N2 = 10
(LW and MW);
0.4 V < VCPOUT < 7.6 V
AM stereo mode; N2 = 10
(LW and MW);
0.4 V < VCPOUT < 7.6 V
FM standard mode;
0.3 V < VCPOUT < 7.1 V
FM standard mode;
0.3 V < VCPOUT < 7.1 V
0 < VCPOUT < 8.5 V
CHARGE PUMP: PIN Vtune
Isink(cp3)
charge pump 3 peak sink
current
Isource(cp3)
charge pump 3 peak
source current
IZ(cp3)
charge pump 3 current in
3-state
FM standard mode;
0.4 V < Vtune < 7.6 V
FM standard mode;
0.4 V < Vtune < 7.6 V
0 < Vtune < 8.5 V
MIN.
TYP.
MAX. UNIT
−
10
−
−
5
−
512
−
−
1
32 767
−
−
205
−
−
410
−
−
820
−
−
1 025
−
−
2 050
−
200
300
400
µA
−400
−300
−200
µA
0.7
1
1.3
mA
−1.3
−1
−0.7
mA
100
130
160
µA
−160
−130
−100
µA
−5
−
+5
nA
2.1
3
−3.9
−3
−5
−
3.9
mA
−2.1
mA
+5
nA
2003 Feb 04
13
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