TEF6730A NXP Semiconductors, TEF6730A Datasheet - Page 26

• Manufacturer Part Number: TEF6730A
• Description: Tef6730a Front-end For Digital-if Car Radio
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 30.
[1]
Table 31.
Table 32.
[1]
TEF6730A_1
Product data sheet
FREF2
0
0
0
0
0
1
Broadcast band
Europe FM and US FM
Japan FM
East Europe FM (OIRT FM)
WB FM
AM MW and LW
AM SW 120 m to 60 m
AM SW 49 m to 22 m
AM SW 25 m to 15 m
AM SW 16 m to 11 m
X = don’t care.
The test control byte is for internal use only.
7
0
Charge pump source
Standard tuner settings
TEST - data byte Fh bit allocation with default setting (not buffered)
8.2.7.1 Tuning overview
8.2.8 Write mode: data byte TEST
FREF1
0
0
1
1
1
0
6
0
If LOINJ = 0:
If LOINJ = 1:
FM mixer
tuning step
BAND2 BAND1 BAND0 M
0
0
0
0
1
1
1
1
0
[1]
M
5
0
=
=
N
N
0
1
1
0
1
1
0
0
1
FREF0
0
1
0
1
1
0
--------- -
f
-------------- -
M
f
=
=
ref
f
mixer
VCO
---------------------------------------------------------
-------------------------------------------------------- -
; where M is the divider ratio of the VCO frequency for AM mixer and
f
f
RF
RF
Rev. 01 — 21 February 2007
.
1
0
0
0
1
0
1
0
1
+
–
4
0
10.7 MHz
10.7 MHz
f
f
ref
ref
2
3
3
1
20 0
16 1
10 1
8
6
LOINJ
X
X
X
1
0
X
FREF2 FREF1 FREF0 f
0
0
0
0
1
1
TEST3
M
M
3
0
.
.
0
0
1
1
1
0
0
0
0
TEST2
0
0
1
0
1
0
0
0
0
Charge pump
current
CP1
CP2
CP3
CP3
CP4
CP5
[1]
2
0
Front-end for digital-IF car radio
100 kHz 0
100 kHz 1
20 kHz
25 kHz
20 kHz
10 kHz
10 kHz
10 kHz
10 kHz
ref
TEST1
TEF6730A
1
0
LOINJ Tuning step
1
0
0
0
0
0
0
© NXP B.V. 2007. All rights reserved.
f
100 kHz
50 kHz
25 kHz
20 kHz
20 kHz
10 kHz
ref
50 kHz
33.3 kHz
6.67 kHz
25 kHz
1 kHz
0.625 kHz
1 kHz
1.25 kHz
1.67 kHz
TEST0
0
0
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