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LV25400W_0712 Datasheet(PDF) 5 Page - Sanyo Semicon Device

Part No. LV25400W_0712
Description  For Automotive Applications DSP Tuner Front End
Download  42 Pages
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Maker  SANYO [Sanyo Semicon Device]
Homepage  http://www.ssdc-jp.com/eng/
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LV25400W_0712 Datasheet(HTML) 5 Page - Sanyo Semicon Device

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


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