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参数资料
| 型号： | LA3241 |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 2 CHANNEL, AUDIO PREAMPLIFIER, PDIP24 |
| 封装： | 0.300 INCH, SDIP-24 |
| 文件页数： | 8/15页 |
| 文件大小： | 206K |
| 代理商： | LA3241 |
No. 2564-2/15
LA3241
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Quiescent Current
ICCO
Me/Nor, Nor/High SW off
5
7.5
12
mA
Quiescent Current
ICCS
Me/Nor, Nor/High SW on
10
15
20
mA
[REC Amp]
Voltage Gain (Open)
VGO1
75
85
dB
Voltage Gain (Closed)
VG1
VO=0dBm
41.5
43.5
46.0
dB
Total Harmonic Distortion
THD1
VO=0.4V
0.1
0.7
%
Maximum Output Voltage
VO max
THD=1%
0.7
1.0
V
Equivalent Input Noise Voltage
VNI1
Rg=2.2kW, BPF : 20Hz to 20kHz
1.2
1.8
V
Input Resistance
Ri1
40
50
60
k
Crosstalk
CT1
Between REC amps
50
70
dB
CT2
REC amp
→ Mike amp
60
80
dB
Channel Balance
CB
Vi=–50dBm
0
2
dB
[Mike Amp]
Voltage Gain
VGO2
40
50
dB
Voltage Gain
VG2
VO=0dBm
23
25
27
dB
Total Harmonic Distortion
THD2
VO=0.4V
0.1
0.7
V
Maximum Output Voltage
VO2
THD=1%
0.8
1.1
V
Equivalent Input Noise Voltage
VNI2
Rg=2.2k
, BPF : 20Hz to 20kHz
1.2
1.7
V
Input Resistance
Ri2
40
50
60
k
Crosstalk
CT3
Mike amp
→ REC amp
45
60
dB
[ALC]
ALC Range
ALCW
Input range when output distortion becomes
45
55
dB
1% aftrer ALC begins to be applied.
ALC Balance
ALCB
Output difference between CH1 and CH2.
0
2
dB
ALC Distortion
ALCTHD
Vi=–40dBm
0.15
0.80
%
ALC Output Voltage
ALCVo
Vi=–40dBm, pin 17 Gnd
0.37
0.46
0.57
V
Vi=–40dBm, pin 17 open
0.6
0.7
0.85
V
Crosstalk
CT4
Between REC amps
45
60
dB
CT5
REC amp
→ Mike amp
50
70
dB
[Switch]
On-State Resistance
RON
30
70
DC Feedback Resistance
RF1
40
50
60
k
Operating Characteristics at Ta = 25°C, VCC = 6 V, RL = 10k, f = 1 kHz, 0dB = 0.775 V
Parameter
Symbol
Conditions
Ratings
Unit
Recommended Supply Voltage
VCC
6
V
Operating Voltage range
VCC op
4.5 to 14.0
V
Recommended Operating Conditions at Ta = 25°C
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LA3242 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Preamplifier for Compact Cassette Recorder Recording-only Use |
| LA3245 | 制造商:未知厂家 制造商全称:未知厂家 功能描述: |
| LA3246 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Stereo Preamplifier for Compact Double Cassette Playback-only Use |
| LA32B-G-4-PF | 制造商:LIGITEK 制造商全称:LIGITEK electronics co., ltd. 功能描述:LED ARRAY |
| LA32B-G-PF | 制造商:LIGITEK 制造商全称:LIGITEK electronics co., ltd. 功能描述:LED ARRAY |
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