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參數(shù)資料
| 型號(hào)： | LA1235 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | FM IF System Applications |
| 中文描述： | 調(diào)頻中頻系統(tǒng)應(yīng)用 |
| 文件頁(yè)數(shù)： | 2/12頁(yè) |
| 文件大小： | 1031K |
| 代理商： | LA1235 |
Specifications
Maximum Ratings
at Ta=25°C
Parameter
Maximum supply voltage
Input voltage
Supply current
Flow-in current
Flow-out current
Symbol
V
CC
max
V
IN
I
CC
I
5
I
10
I
13
Pd max
Topr
Tstg
Conditions
Ratings
Unit
V
Vp-p
mA
mA
mA
mA
mA
°C
°C
Pin 11
Pins 1 to 2
Pin 11
Pin 5
Pin 10
16
±1
40
3
2
2
650
Allowable power dissipation
Operating temperature
Storage temperature
–20 to +70
–40 to +125
Recommended Operating Conditions
at Ta=25°C
Parameter
Recommended supply voltage
Symbol
V
CC
Conditions
Ratings
Unit
V
10 to 14
Operating Characteristics
at Ta=25°C, V
CC
=12V, f=10.7MHz
Parameter
Symbol
Conditions
Ratings
typ
21
22
430
88
25
40
100
min
max
30
31
590
Unit
Quiescent current
Current drain
Detection output
S/N
–3dB limiting sensitivity
Muting sensitivity
Muting attenuation
I
CCO
I
CC
V
O
Quiescent
V
IN
=100dBμ
V
IN
=100dBμ, 400Hz, 100% mod.
V
IN
=100dBμ, 400Hz, 100% mod.
V
O
: –3dB, 400Hz, 100% mod.
V
12
=5.6V, R
16
=56k
, R
15
=50k
V
IN
=100dBμ, 400Hz, 100% mod.
V
5
=3.5V
BW(mute) V
IN
=100dBμ, V
12
=3V
V
12(1)
Quiescent
V
12(2)
V
IN
=100dBμ
THD
V
IN
=100dBμ, 400Hz, 100% mod.
AMR
V
IN
=80dBμ, FM =400Hz, 100% mod,
AM =1kHz, 30% mod.
V
13(1)
Quiescent
V
13(2)
V
IN
=35dBμ
V
13(3)
V
IN
=70dBμ
V
13(4)
V
IN
=100dBμ
V
6-10
Quiescent, pin 6 to 10
V
7-10
Quiescent, pin 7 to 10
V
7-10(null)
V5=7.5V, pin 7 to 10
I
15(IF off)
V
2-3
=1V
mA
mA
310
82
mVrms
dB
dBμ
dBμ
dB
V
IN(lim)
V
IN(mute)
mute(att)
31
50
80
Muting bandwidth
Muting driving output
120
5.6
200
6.2
330
6.8
0.3
0.05
kHz
V
V
%
dB
0
Total harmonic distortion
AM supperssion ratio
0.015
45
60
Signal meter driving output
0
0.1
0.5
2.9
5.0
+0.8
+0.4
+50
7.5
V
V
V
V
V
V
0.1
2.0
3.5
1.3
2.2
–0.8
–0.4
–50
5.6
Offset voltage
0
0
Tuning meter null voltage
IF-off voltage
+5
mV
V
LA1235
No.873-2/12
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