參數(shù)資料
型號(hào): LA3883M
元件分類(lèi): 接收器
英文描述: FM, AUDIO DEMODULATOR, PQFP48
封裝: 14 X 14 MM, QIP-48
文件頁(yè)數(shù): 5/7頁(yè)
文件大小: 117K
代理商: LA3883M
Continue
d
fr
om
preceding
pa
ge.
Parameter
Sy
mbol
Inpu
tCondi
tion
s
Test
Condi
tion
s
min
ty
p
max
unit
MAI
N
S/S
CTM
MAIN=100%
Main
signal
lea
k
lev
e
lfor
the
SUB/SUB
mode.
44
49
dB
Crosstal
k
SUB
M/
M
CTS
SUB=100%
SUB
si
gnal
lea
k
lev
e
lfor
the
MAIN
/MAIN
mode.
53
60
dB
MAI
N
MDM
Pin
39
v
o
ltage
for
sw
itching
to
the
SUB
/SUB
mode.
GND
0.5
V
DUAL
MDD
Pin
39
v
o
ltage
for
sw
itching
to
DUAL
mode.
1.7
3.2
V
Mode
sw
itching
v
o
ltage
SUB
MDS
Pin
39
v
o
ltage
for
sw
itching
to
MA
IN/M
AIN
mode
.
4.5
V
DD
V
MONO/
S
T
OFF
(M-ST)
mod.
=
0%
Outpu
tDC
v
o
ltage
differen
ce
for
MON
O
/ST.
-80
+80
mV
MONO/
B
IL
OFF
(M-BIL)
mod.
=
0%
Outpu
tD
C
v
o
ltage
diff
eren
ce
for
M
O
N
O
/B
IL.
-80
+80
mV
Outpu
tD
C
of
fs
et
MONO/
M
UTE
OFF
(M-MU)
mod.
=
0%
Outpu
tDC
v
o
ltage
differen
ce
for
MON
O
/MUTE.
-100
+100
mV
Mute
sen
s
it
iv
ity
(V25=
2.5
V
)
ATT
Outpu
t
attenua
tion
w
hen
V25
=
0
2V
.
28
35
42
dB
M
RC
bl
ock
MRC
outpu
t
MRC-OUT
V10
=
2.5
V
,PIN35
input
(70
k
Hz,
5mV
rms)
PIN8
o
u
tpu
tv
o
ltage
(DC)
1.9
2.05
2.2
mVrms
MRC
operatin
g
lev
e
l
MPC
OP
Pin
35
inpu
tlev
e
l(fc
=
70
kHz)
that
be
come
s
V
10
=
2.5V
,V8
=
1
.5V
.
PIN8
o
u
tpu
tv
o
ltage
(DC)
10
25
42
mVrms
Noise
cance
lle
rblock
Gate
time
(1)
t
ga
te
1
[Design
v
a
lue]
τgate1
PW
=
1
μ
sec,
100m
Vp-o,
f
=
1
k
H
z
PULSE-INPUT
The
time
w
hen
pin
4
v
o
ltage
i
s
Low
at
PIN4
100
kΩ→
GN
D.
9
μ
s
Gate
time
(1)
t
ga
te
2
[Design
v
a
lue]
τgate2
PW
=
1
μ
sec,
100m
Vp-o,
f
=
1
k
H
z
PULSE-INPUT
The
time
w
hen
pin
48
v
o
ltage
i
s
Low
at
PIN48
100
kΩ→
GND.
84
μ
s
Noise
sen
s
it
iv
ity
(1kHz,
1
μ
s,
PULSE
INPUT)
NS
PW
=
1
μ
s
e
c,
f
=
1kHz
,PULSE-I
N
PUT
Pulse
inpu
t
lev
e
lto
sta
rt
th
e
Gate
opera
tion
(pin
4,
pin
48
are
low
).
16
mVp-p
LA3883M
No.A0794-5/7
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