LV25400W Sanyo Semicon Device, LV25400W Datasheet - Page 5

• Manufacturer Part Number: LV25400W
• Description: DSP Tuner Front End
• Manufacturer: Sanyo Semicon Device

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Continued from preceding page.
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
Parameter
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
Symbol
FM_ANALOG_IN (pin 45),
10.7OUTN (pin 29)
10.7MHz mod = off
[D32-28 to 25] = 1011,
With 0V applied to pin 26
FM_HD_IN (pin 48),
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),
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),
HD_OUTP (pin 27)
10.7MHz mod = off
[D2-15 to 12] = 1011
98.1MHz reference, the amount
rejected at +21.4MHz
83MHz reference, the amount
rejected at -21.4MHz
[D1-26, 27] = 01
fr = 102.1MHz
FM-Wide AGC-Bit
[D32-3 to 0] = 0000 : minimum
keyed-AGC-Bit
[D32-11 to 8] = 0000 : minimum
fr = 102.1MHz
FM-Wide AGC-Bit
[D32-3 to 0] = 1111 : maximum
keyed-AGC-Bit
[D32-11 to 8] = 0000 : minimum
fr = 98.1MHz
FM-Narrow AGC-Bit
[D32-7 to 4] = 0000 : minimum
fr = 98.1MHz
FM-Narrow AGC-Bit
[D32-7 to 4] = 1111 : maximum
Connected to an LA1787 (MPX, left
channel output) *HCC OFF
98.1MHz, 31dBµV, fm = 1kHz,
22.5kHz-mod 61/62pin input
Connected to an LA1787 (MPX, left
channel output)
98.1MHz, 90dBµV, fm = 1kHz,
22.5kHz-mod 61/62pin input
Conditions
LV25400W
1.5
1.5
0
0
3
0
0
0
0
0
3
0
Applied voltage
0
0
3
3
62 50 38 25
62 50 38 25
62 50 38 25
62 50 38 25
62 50 38 25
69 50 38 25
62 50 38 13
62 50 38 15
62 50 38 16
62 50 38 18
62 50 38 25
62 50 38 25
CCB Command
min
16.5
66.5
82.5
105
-3.5
104
17
15
78
92
30
54
73.5
89.5
typ
21
85
99
57
-1
No.A0633-5/42
max
25.5
80.5
96.5
106
1.5
92
dBµV
dBµV
dBµV
dBµV
dBµV
dBµV
unit
dB
dB
dB
dB
dB
dB
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