LV25400W_0712 Datasheet, PDF (30/42 Pages) Sanyo Semicon Device – For Automotive Applications DSP Tuner Front End

LV25400W
Keyed AGC switch
0 Wide+narrow
1 Narrow only
FM PIN diode forced on switch
0 Normal operation
1 Forced on
IN3-2 tuner setting 2
Address 69h, Subaddress [1]
A A A A B B B B ^IN
32103210
1
Sub Address Code
01101001
Address Code
L L L L L L L L L L L L L LLL L L L L L L L L L L L L L L L L
(37) (36) (35)
(34)
(33)
(32)
(31)
(30)
(29)
(28)
IF AGC clamp variations
correction
IN3-2 D28-25
(narrow-out side)
0 0 0 0 +5dB
0001 ↓
0010 ↓
0011 ↓
0100 ↓
0101 ↓
0110 ↓
0111 ↓
↓
↓
1010 ↓
1011 ↓
1100 ↓
1101 ↓
1110 ↓
1 1 1 1 -5dB
AM RF AGC
amplifier threshold (gradual)
0 0 0 0 1.0+VBE
0001 ↓
0010 ↓
0011 ↓
0100 ↓
0101 ↓
0110 ↓
0111 ↓
↓
↓
1010 ↓
1011 ↓
1100 ↓
1101 ↓
1110 ↓
1 1 1 1 2.5+VBE
Keyed AGC
threshold
0 0 0 0 0.14
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1 1 1 1 2.2
FM/AM
W-AGC
Sensitivity
0 0 0 0 0.14
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1 1 1 1 2.57
S-Meter Shift(TSOUT)
0 0 0 0 0 198µA(1.2V)
00001
↓
00010
↓
00011
↓
00100
↓
00101
↓
00110
↓
00111
↓
↓
↓
11010
↓
11011
↓
11100
↓
11101
↓
11110
↓
1 1 1 1 1 300µA(1.9V)
AM RF AGC
amplifier threshold (steep)
0 0 0 0 1.0
0001 ↓
0010 ↓
0011 ↓
0100 ↓
0101 ↓
0110 ↓
0111 ↓
↓
↓
1010 ↓
1011 ↓
1100 ↓
1101 ↓
1110 ↓
1 1 1 1 2.5
FM/AM
N-AGC
Sensitivity
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
0.14
2.5
No.A0633-30/42