LV25400W_0712 Datasheet, PDF (5/42 Pages) Sanyo Semicon Device – For Automotive Applications DSP Tuner Front End

Continued from preceding page.
Parameter
Symbol
LV25400W
Conditions
Applied voltage CCB Command
min typ max unit
1dB complession
point FM-Narrow
Wide IF AGC grain
(FM)
Wide IF AGC grain
(FM)
1dB compression
point FM - wide
Image cancellation
ratio (US)
Image cancellation
ratio (JPN)
FM wide AGC on
sensitivity F1
FM wide AGC on
sensitivity F2
FM narrow AGC on
sensitivity F1
FM narrow AGC on
sensitivity F2
Practical sensitivity
Signal-to-noise ratio
1DB POINT NF
GIFAGCWF1
GIFAGCWF2
1DB POINT WF
IR US
IR JPN
WAGC ON-F1
WAGC ON-F2
NAGC ON-F1
NAGC ON-F2
S/N-31
S/N-90
FM_ANALOG_IN (pin 45),
0
10.7OUTN (pin 29)
10.7MHz mod = off
[D32-28 to 25] = 1011,
With 0V applied to pin 26
FM_HD_IN (pin 48),
0
HD_OUTN (pin 27) Ratio of the input
to output signal levels
10.7MHz mod = off 100dBµV-Input
[D2-15 to 12] = 1011,
With 0V applied to pin 25
FM_HD_IN (pin 48),
3
HD_OUTN (pin 27) Ratio of the input
to output signal levels
10.7MHz mod = off 80dBµV-Input
[D2-15 to 12] = 1011,
With 3V applied to pin 25
FM_HD_IN (pin 48),
0
HD_OUTP (pin 27)
10.7MHz mod = off
[D2-15 to 12] = 1011
98.1MHz reference, the amount
1.5
rejected at +21.4MHz
83MHz reference, the amount
1.5
rejected at -21.4MHz
[D1-26, 27] = 01
fr = 102.1MHz
00
FM-Wide AGC-Bit
[D32-3 to 0] = 0000 : minimum
keyed-AGC-Bit
[D32-11 to 8] = 0000 : minimum
fr = 102.1MHz
00
FM-Wide AGC-Bit
[D32-3 to 0] = 1111 : maximum
keyed-AGC-Bit
[D32-11 to 8] = 0000 : minimum
fr = 98.1MHz
03
FM-Narrow AGC-Bit
[D32-7 to 4] = 0000 : minimum
fr = 98.1MHz
03
FM-Narrow AGC-Bit
[D32-7 to 4] = 1111 : maximum
Connected to an LA1787 (MPX, left 3
channel output) *HCC OFF
98.1MHz, 31dBµV, fm = 1kHz,
22.5kHz-mod 61/62pin input
Connected to an LA1787 (MPX, left 0
channel output)
98.1MHz, 90dBµV, fm = 1kHz,
22.5kHz-mod 61/62pin input
62 50 38 25 105
dBµV
62 50 38 25 -3.5
-1 1.5 dB
62 50 38 25 16.5
21 25.5 dB
62 50 38 25 104
dBµV
62 50 38 25 17
dB
69 50 38 25 15
dB
62 50 38 13 78
85
92 dBµV
62 50 38 15 92
99 106 dBµV
62 50 38 16 66.5 73.5 80.5 dBµV
62 50 38 18 82.5 89.5 96.5 dBµV
62 50 38 25 30
dB
62 50 38 25 54
57
dB
No.A0633-5/42