LA8638NV
Output Level — VCC
–6
Limit level (1kHz-BPF)
–8
–10
–12
Gain Change Level Difference — VCC
8
RX-CHANGE
7
6
–14
TX (pin 23) ← VIN = –60 dBV
–16
RX (pin 10) ← VIN = –20 dBV
–18
–20
1
2
3
4
5
6
7
Power Supply Voltage, — VCC V
Compander Gain Error — VCC
2
5
TX-CHANGE
4
Switches gain between high and low levels.
Resistance at pin 9: 1 kΩ; Resistance
between pins 30 and 29: 4.7 kΩ
3
1
2
3
4
5
6
7
Power supply voltage, VCC — V
Output Distortion — VCC
3
1
Expandor<––VIN=–30dB
0
Compressor<––VIN=–40dB
–1
–2
1
2
3
4
5
6
7
Power supply voltage, VCC — V
BTL Power Amplifier Maximum Output Voltage — VCC
14 RL= 2kΩ
12
10
8
THDT=H3D%=1%
6
4
2
1
2
3
4
5
6
7
Power supply voltage, VCC — V
Receiver (TX → RX) Crosstalk — VCC
–60
1 kHz-BPF
TX-IN(28 pin): VIN = –40dBV
–70
Pin 13
–80
Pin 10
–90
Pin 14
–100
–1101
2
3
4
5
6
7
Power supply voltage, VCC — V
2
1
RX (pin 10) ← VIN = –20 dBV
TX (pin 23) ← VIN = –60 dBV
0
TX-DATA (pin 23) ← VIN = –20 dBV
1
2
3
4
5
6
7
Power supply voltage, VCC — V
Receiver Muting Attenuation — VCC
–80 VIN= –10dBV
1kHz –BPF
–85
Pins 13 and 14
–90
–95
–100
Pin 10
–105
–110
1
2
3
4
5
6
7
Power supply voltage, VCC — V
Transmitter Crosstalk — VCC
–50 1kHz -BPF
RX––>TX (RX-VIN=–10dBV)
–60
–70
–80
TX-MUTE (VIN=–30dBV)
–90
–100
1
2
3
4
5
6
Power supply voltage, VCC — V
7
No. 6627-12/16