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参数资料
| 型号： | LA1845NV |
| 元件分类： | 接收器 |
| 英文描述： | AM/FM, AUDIO SINGLE CHIP RECEIVER, PDSO24 |
| 封装： | 0.275 INCH, SSOP-24 |
| 文件页数： | 3/10页 |
| 文件大小： | 535K |
| 代理商： | LA1845NV |
LA1845NV
No.7931-2/10
Electrical Characteristics
Operating Characteristics at VCC = 8V, in the specified test circuit.
FM Mono Characteristics at fc = 10.7MHz, Vi = 100dB
, fm = 1kHz, Modulation = 75kHz
Ratings
Parameter
Conditions
min
typ
max
Unit
Current Drain
With no input signal
20
30
40
mA
Demodulator Output
100dB
, 100% modulation, fm = 1kHz
230
360
460
mVrms
Total Harmonic Distortion
100dB
, 100% modulation, fm = 1kHz
0.35
1.5
%
Signal-to-Noise Ratio
100dB
, 100% modulation, fm = 1kHz
73
80
dB
AM Rejection Ratio
100dB
, AM = 30% modulation, fm = 1kHz
47
65
dB
3dB Sensitivity
100dB
, 100% modulation, fm = 1kHz Output reference,
-3dB input
32
40
dB
SD Sensitivity
0% modulation
38
47
56
dB
IF Counter Buffer Output
100dB
200
275
400
mVrms
Mute Attenuation
100dB
, 100% modulation, fm = 1kHz
76
dB
FM Stereo Characteristics at fc = 10.7MHz, Vi = 100dB
, L+R = 90%, Pilot = 10%, fm = 1kHz
Ratings
Parameter
Conditions
min
typ
max
Unit
Separation
L+R = 90%, Pilot = 10%, fm = 1kHz
30
42
dB
Stereo On Level
Pilot input
1.5
3.5
5.5
%
Total Harmonic Distortion
Pilot input
0.45
1.5
%
Adjacent Channel Rejection Ratio 1
fs = 113kHz, VS = 90%, Pilot = 10% ;
The left-right modulation, demodulated output
36
dB
Adjacent Channel Rejection Ratio 2
fs = 189kHz, VS = 90%, Pilot = 10% ;
The left-right modulation, demodulated output
41
dB
Carrier Leak
L+R = 90%, Pilot = 10% reference, Pilot = 10% output
38
44
dB
AM Characteristics at fc = 1000kHz, Vi = 80dB
, fm = 1kHz, Modulation = 30%
Ratings
Parameter
Conditions
min
typ
max
Unit
Current Drain
With no input signal
13
27
39
mA
Detector Output 1
23dB
, 30% modulation, fm = 1kHz
40
80
160
mVrms
Detector Output 2
80dB
, 30% modulation, fm = 1kHz
90
160
230
mVrms
Signal-to-Noise Ratio 1
23dB
, 30% modulation, fm = 1kHz
17
23
dB
Signal-to-Noise Ratio 2
80dB
, 30% modulation, fm = 1kHz
46
52
dB
Total Harmonic Distortion 1
80dB
, 30% modulation, fm = 1kHz
0.4
1.1
%
Total Harmonic Distortion 2
107dB
, 30% modulation, fm = 1kHz
0.5
1.3
%
SD Sensitivity
0% modulation
11
20
29
dB
Local Oscillator Buffer Output
With no input signal
100
140
200
mVrms
IF Counter Buffer Output
23dB
140
285
400
mVrms
相关PDF资料 |
PDF描述 |
|---|---|
| LA1845NV | AM/FM, AUDIO SINGLE CHIP RECEIVER, PDSO24 |
| LA1845N | AM/FM, AUDIO SINGLE CHIP RECEIVER, PDIP24 |
| LA1845N | AM/FM, AUDIO SINGLE CHIP RECEIVER, PDIP24 |
| LA1851N | AM/FM, AUDIO SINGLE CHIP RECEIVER, PDIP30 |
| LA1851NM | AUDIO SINGLE CHIP RECEIVER, PDSO30 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LA1845NV_06 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Single-Chip Home Stereo IC |
| LA1851 | 制造商:未知厂家 制造商全称:未知厂家 功能描述: |
| LA1851-352 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Optoelectronic |
| LA1851-358 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Seven-Segment Numeric LED Display |
| LA1851N | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:DTS Single-chip Tuner IC |
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