LV25400W Sanyo Semicon Device, LV25400W Datasheet - Page 6

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

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AM Characteristics : AM, AMANT inputs
DC Characteristics
Current drain-8V AM
Current drain-5V AM
AM antenna dump
output current
AC Characteristics
First AM amplifier
gain
Narrow IF AGC grain
(AM)
Narrow IF AGC grain
(AM)
1dB compression
point AM - narrow
Wide IF AGC grain
(AM)
Wide IF AGC grain
(AM)
1dB compression
point AM - wide
AM wide AGC on
sensitivity A1
AM wide AGC on
sensitivity A2
Parameter
I CCO -8V AM
I CCO -5V AM
IANTD-A
GAMP1
GIFAGCNA1
GIFAGCNA2
1DB POINT NA
GIFAGCWA1
GIFAGCWA2
1DB POINT WA
WAGC ON-A1
WAGC ON-A2
Symbol
No input, AM mode
I2+I54+I55+I58
No input, AM mode
I13+I22+I40
When pin 50 is connected to ground
The ANT-D (pin 52) output current
FM_N_IN1 (pin 45)
IF_OUT (pin 43), after CF matching,
10.7MHz mod = off 74dBµV = Input
AM_ANALOG_IN (pin 37),
10.7OUTN (pin 29) Ratio of the input
to output signal levels
10.7MHz mod = off 100dBµV-Input
[D32-28 to 25] = 1011,
With 0V applied to pin 26
AM_ANALOG_IN (pin 37),
10.7OUTN (pin 29) Ratio of the input
to output signal levels
10.7MHz mod = off 80dBµV-Input
[D32-28 to 25] = 1011,
With 3V applied to pin 26
AM_ANALOG_IN (pin 37),
10.7OUTN (pin29)
10.7MHz mod = off
[D32-28 to 25] = 1011,
With 0V applied to pin 26
AM_HD_IN (pin 39),
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
AM_HD_IN (pin 39),
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
AM_HD_IN (pin 39),
HD_OUTP (pin 27)
10.7MHz mod = off
[D2-15 to 12] = 1011,
With 0V applied to pin 25
AM-ANT-IN = 1.4MHz, mod = off
The input level such that the ANT_D
(pin 52) level becomes 0.5V.
AM wide AGC sensitivity control
setting (D32-3 to D32-0) : 0000 (the
minimum value)
AM-ANT-IN = 1.4MHz, mod = off
The input level such that the ANT_D
(pin 52) level becomes 0.5V.
AM wide AGC sensitivity control
setting (D32-3 to D32-0) : 1101
Conditions
LV25400W
3
3
3
0
0
3
0
0
3
0
3
3
Applied voltage
33 15 26 26
33 15 26 26
33 15 26 26
33 44 26 26
33 44 26 26
33 44 26 26
33 44 26 26
33 44 26 26
33 44 26 26
33 44 26 26
33 44 26 27
33 44 26 29
CCB Command
min
17.5
78.5
-1.6
105
-2.5
104
3.5
5.2
32
21
18
92
22.9
83.5
typ
Continued on next page.
6.2
0.9
44
28
22
97
6
0
No.A0633-6/42
max
26.5
88.5
102
7.2
3.4
2.5
54
34
27
9
dBµV
dBµV
dBµV
dBµV
unit
mA
mA
mA
dB
dB
dB
dB
dB
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