LV25400W_10 Datasheet, PDF (27/42 Pages) Sanyo Semicon Device – For Automotive Applications DSP Tuner Front End

LV25400W
DVS
0
1
Program-CTR Stop
AM/FM
Program-CTR Normal
0 FM
operation _{1 AM}
AM oscillator divisor control
OSD D2 OSD D1 Divisor
0
0 Divisor by 10
1
0 Divisor by 8
0
1 Divisor by 6
1
1 Divisor by 4
IN1 setting
A A A A B B B B ^IN
32103210
00101000
Address Code
L L L L L L L L L L LHH LHL - - - - - - - - - - - - - - - -
(8) (7) (6)
(5)
(4) (3) (2)
(1)
Reference
frequency
setting
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
4.5, 7.2MHz
100kHz
50kHz
25kHz
25kHz
12.5kHz
6.25kHz
3.125kHz
3.125kHz
10kHz
9kHz
5kHz
1kHz
3kHz
30kHz
Illegal value
Illegal value
FM-IQMIX phase_Adjust
DEIAY_ADJ0 DEIAY_ADJ1
0
0
1
0
0
1
1
1
Adjustment
amount
Small
↓
↓
Large
AM/FM/WB oscillator divisor control
WB OSD DIV Divisor
0
0 Divisor by 2
0
1 Divisor by 3
1
0 Divisor by 1
1
1 Divisor by 1
*WB : Select 1 for weather band reception
PLL filter switching
Filter state MODE AM/FM AM filter FM filter
Normal
0
W-FILTER 1
0 OFF ON
1 ON OFF
0
ON ON
1
Programmable counter divisor setting (from 272 to 65535)
0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 Divide by 272
:
:
0 0 0 0 0 0 0 1 1 1 1 1 0 1 0 0 Divide by 500
:
:
0 0 0 0 0 0 1 1 1 1 1 0 1 0 0 0 Divide by 1000
:
:
0 0 0 0 0 1 1 1 1 1 0 1 0 0 0 0 Divide by 2000
:
:
0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 Divide by 21845
:
:
1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 Divide by 43690
:
:
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Divide by 65535
No.A0633-27/42