參數(shù)資料
型號： LV25400W
廠商： SANYO SEMICONDUCTOR CO LTD
元件分類： 消費(fèi)家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝： 10 X 10 MM, SQFP-64
文件頁數(shù)： 7/10頁
文件大?。?/td> 393K
代理商： LV25400W
LV25400W
No.A0633-6/42
AM Characteristics : AM, AMANT inputs
Applied voltage
CCB Command
Parameter
Symbol
Conditions
P
in
25
/2
6
Pin
32
Pin
50
Pin
64
IN1
IN2
IN3
-1
IN3
-2
min
typ
max
unit
DC Characteristics
Current drain-8V AM
ICCO-8V AM
No input, AM mode
I2+I54+I55+I58
3
33 15 26 26
32
44
54
mA
Current drain-5V AM
ICCO-5V AM
No input, AM mode
I13+I22+I40
3
33 15 26 26
21
28
34
mA
AM antenna dump
output current
IANTD-A
When pin 50 is connected to ground
The ANT-D (pin 52) output current
3
33 15 26 26
3.5
6
9
mA
AC Characteristics
First AM amplifier
gain
GAMP1
FM_N_IN1 (pin 45)
IF_OUT (pin 43), after CF matching,
10.7MHz mod = off 74dB
V = Input
0
33 44 26 26
5.2
6.2
7.2
dB
Narrow IF AGC grain
(AM)
GIFAGCNA1
AM_ANALOG_IN (pin 37),
10.7OUTN (pin 29) Ratio of the input
to output signal levels
10.7MHz mod = off 100dB
V-Input
[D32-28 to 25] = 1011,
With 0V applied to pin 26
0
33 44 26 26
-1.6
0.9
3.4
dB
Narrow IF AGC grain
(AM)
GIFAGCNA2
AM_ANALOG_IN (pin 37),
10.7OUTN (pin 29) Ratio of the input
to output signal levels
10.7MHz mod = off 80dB
V-Input
[D32-28 to 25] = 1011,
With 3V applied to pin 26
3
33 44 26 26
18
22.9
27
dB
1dB compression
point AM - narrow
1DB POINT NA
AM_ANALOG_IN (pin 37),
10.7OUTN (pin29)
10.7MHz mod = off
[D32-28 to 25] = 1011,
With 0V applied to pin 26
0
33 44 26 26
105
dB
V
Wide IF AGC grain
(AM)
GIFAGCWA1
AM_HD_IN (pin 39),
HD_OUTN (pin 27) Ratio of the input
to output signal levels
10.7MHz mod = off 100dB
V-Input
[D2-15 to 12] = 1011,
With 0V applied to pin 25
0
33 44 26 26
-2.5
0
2.5
dB
Wide IF AGC grain
(AM)
GIFAGCWA2
AM_HD_IN (pin 39),
HD_OUTN (pin 27) Ratio of the input
to output signal levels
10.7MHz mod = off 80dB
V-Input
[D2-15 to 12] = 1011,
With 3V applied to pin 25
3
33 44 26 26
17.5
22
26.5
dB
1dB compression
point AM - wide
1DB POINT WA
AM_HD_IN (pin 39),
HD_OUTP (pin 27)
10.7MHz mod = off
[D2-15 to 12] = 1011,
With 0V applied to pin 25
0
33 44 26 26
104
dB
V
AM wide AGC on
sensitivity A1
WAGC ON-A1
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)
3
33 44 26 27
78.5
83.5
88.5
dB
V
AM wide AGC on
sensitivity A2
WAGC ON-A2
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
3
33 44 26 29
92
97
102
dB
V
Continued on next page.
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