LV25200M Datasheet, PDF (31/45 Pages) Sanyo Semicon Device – Bi-CMOS IC Single chip Tuner IC for Car Radio

IN3-5 tuner setting2
Address 69h, Subaddress[ 1 0 0 ]
BBBBAAAA
01230123
LV25200M
10010110
Address Code
100
Sub Address Code
Initial data
at power ON L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L
(58)
(59) (60) (61)
(62)
(63) (64)
(65)
VCO ON
During
measurement: Hi
HCC SW
1 FM
0 AM
MRC
Sensitivity
0 0 Low
10 ↓
01 ↓
1 1 High
MRC Time constant
(Attack: Release Time)
0 0 Short
10
01
1 1 Long
MPX VCO
(Free-Run Freq. Control)
0 0 0 0 0 0 Freq=Low
100000
↓
010000
↓
110000
↓
001000
↓
101000
↓
011000
↓
111000
↓
•
↓
•
↓
010111
↓
110111
↓
001111
↓
101111
↓
011111
↓
1 1 1 1 1 Freq=High
“Filter-Wide fixed“
sensitivity/AM-RF-AGC
Amp threshold
(steep inclination side)
Filter-initial adjustment
D12-14 Gain
D15-19
CF
Gain adjustment
CF adjustment
0 0 0 0 0.37
1000
D20-24 BW/G BW/G adjustment
0100
1100
0010
1010
0110
1110
0001
1001
0101
1101
0011
1011
0111
1 1 1 1 2.04
“Gain adjustment“
D12 13D D14
1 1 1 Gain Low
011
101
0 0 0 Typical
100
010
1 1 0 Gain High
“CF adjustment“
D15 ^{• • •} D19.
11111
01111
10111
CF Left Shift
•
•
01001
10001
00000
10000
01000
Typical
•
“BW/G adjustment“
D20 ^{• • •} D24.
1 1 1 1 1 BW(W)G↓
01111
10111
•
•
01001
10001
00000
10000
01000
Typical
•
•
10110
•
10110
01110
01110
1 1 1 1 0 CF Right Shift 1 1 1 1 0 BW(N)G↑
No.A0976-31/45