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參數(shù)資料
| 型號(hào)： | LA4800V |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 0.025 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO16 |
| 封裝： | SSOP-16 |
| 文件頁(yè)數(shù)： | 2/6頁(yè) |
| 文件大?。?/td> | 377K |
| 代理商： | LA4800V |
Recommended Operating Ranges at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage
VCC
3.0
V
Load resistance
RL
16 to 32
Ω
Operating supply voltage range
VCC op
1.8 to 3.6
V
Operating Characteristics at Ta = 25°C, V
CC = 2.5 V, RL =16 Ω, f = 1 kHz unless otherwise noted.
Values in parentheses indicate V
CC = 3.0 V
Parameter
Symbol
Conditions
min
typ
max
Unit
Quiescent supply current
ICCO1
IC OFF
0.05
1.0
μA
ICCO2
Mute ON
1.6
(1.65)
3.0
mA
ICCO3
No input signal
6.2
(6.8)
9.0
mA
Voltage gain
VG
VO = –10 dBm
10.3
11.8
13.3
dB
Channel balance
VRL
VO = –10 dBm
–1
0
1
dB
Output power
PO
VCC = 3.0 V, THD = 10%
15
25
mW
Total harmonic distortion
THD
VO = 0.35 V
0.075
0.2
%
Output noise voltage
VNO
Rg = 1 k
Ω, DIN AUDIO
7.8
15
μV
Crosstalk
CT
f = 1 kHz, TUN, VO = –10 dBm
35
45
dB
Ripple rejection
R.R
VCC = 1.7 V, f = 100 Hz, VCR = –20 dBm,
TUN=100Hz
65
76
dB
Mute attenuation
VOFF
THD = 1%
–80
–96
dB
Beep tone output voltage
VO BEEP
VI = –13.5 dBm (sine wave)
1.5
3.0
mV
Output DC offset voltage
VDC OFF
VI =0V, Rg =1kΩ
–20
0
20
mV
Power ON current sensitivity
l1ON
VCC =1.7 V, V5 ^ 1.0 V
50
60
μA
Power OFF voltage sensitivity
V1 OFF
VCC =1.7 V, V5 % 0.1 V
0.5
0.6
V
Mute OFF current sensitivity
l16 OFF
VCC =1.7 V, V5 ^ 1.0 V
4.5
6.0
μA
Mute OFF voltage sensitivity
V16 OFF
VCC = 1.7 V
1.0
1.25
1.5
V
Mute ON voltage sensitivity
V16 ON
VCC = 1.7 V
0.9
1.0
V
Maximum
p
ower
dissipation,
Pd
max
–
mW
Ambient temperature, Ta – °C
LA4800V
No.4335-2/11
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