TEA6845H Просмотр технического описания (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
Table 12 Reference frequency setting
RFS2
0
1
0
1
0
1
0
1
RFS1
0
0
1
1
0
0
1
1
RFS0
0
0
0
0
1
1
1
1
fref (kHz)
100
50
25
20
10
10
10
10
Table 13 FM mode
BND1
0
0
1
1
BND0
0
1
0
1
SELECTION
FM standard: dead zone high current charge pump active,
FM AGC defined by RF level and threshold level setting
by I2C-bus
FM local: dead zone high current charge pump active,
FM AGC source current set to maximum
FM East Europe: dead zone high current charge pump
switched off, current of low current charge pump set to
1 mA
FM weather band: N1 divider set to 1 and I and Q phase
shift network switched on, WX flag signal activated
Table 14 AM mode; note 1
BND1
0
0
1
1
BND0
0
1
0
1
SELECTION
AM mono; N2 divider set to 5 (SW)
AM stereo; N2 divider set to 5 (SW)
AM mono; N2 divider set to 10 (LW, MW)
AM stereo; N2 divider set to 10 (LW, MW)
Note
1. In AM mode dead zone high current charge pump switched off, current of low current charge pump set to 1 mA.
2003 Feb 04
31
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