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参数资料
| 型号： | LA8638NV |
| 元件分类： | 模拟运算功能 |
| 英文描述： | COMPANDER, PDSO30 |
| 封装： | SSOP-30 |
| 文件页数： | 4/16页 |
| 文件大小： | 107K |
| 代理商： | LA8638NV |
No. 6627-12/16
LA8638NV
8
6
7
5
4
3
13
26
5
47
2
0
1
–1
–2
13
26
5
47
3
1
2
0
13
26
5
47
14
6
10
12
4
8
2
13
26
5
47
–80
–100
–90
–85
–105
–95
–110
13
26
5
47
–60
–100
–80
–70
–110
–90
13
26
5
47
–50
–90
–70
–60
–100
–80
1
3
2
6
5
47
RL=2k
VIN= –10dBV
1kHz –BPF
1kHz -BPF
–6
–10
–8
–12
–14
–16
–18
–20
13
26
5
47
Limit level (1kHz-BPF)
RX-CHANGE
TX-CHANGE
Expandor<––VIN=–30dB
Compressor<––VIN=–40dB
THD=3%
THD=1%
TX-MUTE (VIN=–30dBV)
RX––>TX (RX-VIN
=–10dBV)
Output Level
— VCC
Gain Change Level Difference
— VCC
Power Supply Voltage, — VCC V
Compander Gain Error
— VCC
Power supply voltage, VCC — V
Output Distortion
— VCC
Power supply voltage, VCC — V
BTL Power Amplifier Maximum Output Voltage
— VCC
Receiver Muting Attenuation
— VCC
Power supply voltage, VCC — V
Receiver (TX
→ RX) Crosstalk — VCC
Power supply voltage, VCC — V
Transmitter Crosstalk
— VCC
Power supply voltage, VCC — V
Output
level,
V
O
—
dBV
Gain
change
level
difference,
GC
—
dB
Compander
gain
error,
GE
—
dB
Total
harmonic
distortion,
THD
—
%
Maximum
output
voltage,
V
O
—
Vp-p
Muting
level
—
dBV
Crosstalk
level,
CT
—
dBV
Crosstalk
level,
CT
—
dBV
TX (pin 23) ←
VIN = –60 dBV
RX (pin 10)
← VIN = –20 dBV
RX (pin 10)
← VIN = –20 dBV
TX (pin 23)
← VIN = –60 dBV
TX-DATA (pin 23)
← VIN = –20 dBV
Switches gain between high and low levels.
Resistance at pin 9: 1 k
; Resistance
between pins 30 and 29: 4.7 k
Pins 13 and 14
Pin 10
Pin 13
Pin 10
Pin 14
1 kHz-BPF
TX-IN(28 pin): VIN = –40dBV
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|---|---|
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