LA8519M Datasheet, PDF (25/29 Pages) Sanyo Semicon Device – I/O Switch/Voice Signal-Processing IC for Cordless Telephones

LA8519M
Line Voltage vs. Line Current
10
Power supplied: V_CC = 5 V
9
8
7
Power supplied
Power off
6
5
4
3
2
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140
Line current — mA
Transmitter Gain vs. Line Current (Power supplied)
46
V_CC = 5 V
45
V_IN = –55 dBV
fin = 1 kHz
Input: pin 40
44
Output: pin 48
43
42
41
40
PAD-C: Grounded through 51 kΩ PAD-C: Grounded through 36 kΩ
39
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140
Line current — mA
Transmitter Dynamic Range vs. Line Current (Power supplied)
10
V_CC = 5 V
9 _{THD = 4 %}
fin = 1 kHz
8 _{Input: pin 40}
7 Output: pin 48
6
5
4
3
2
1
0
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140
Line current — mA
DTMF Gain vs. Line Current (Power supplied)
32
V_CC = 5 V
31
V_IN = –30 dBV
fin = 1 kHz
30
Input: pin 44
Output: pin 48
29
28
27
26
25 PAD-C: Grounded through 51 kΩ
PAD-C: Grounded through 36 kΩ
24
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140
Line current — mA
Transmitter Gain vs. Line Current (Power off)
46
V_CC = 0 V
45
V_IN= –55 dBV
fin = 1 kHz
Input: pin 40
44
Output: pin 48
43
42
41
40 _{PAD-C: Grounded through 51 kΩ PAD-C: Grounded through 24 kΩ}
39
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140
Line current — mA
Transmitter Dynamic Range vs. Line Current (Power off)
10
V_CC = 0 V
9 _{THD = 4 %}
fin = 1 kHz
8
Input: pin 40
7 Output: pin 48
6
5
4
3
2
1
0
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140
Line current — mA
DTMF Gain vs. Line Current (Power off)
32
V_CC = 0 V
31
V_IN = –30 dBV
fin = 1 kHz
30
Input: pin 44
Output: pin 48
29
28
27
26
25 PAD-C: Grounded through 51 kΩ
PAD-C: Grounded through 36 kΩ
24
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140
Line current — mA
DTMF Gain vs. Line Current (Power off)
0
–1 _{PAD-C: Grounded through 51 kΩ}
–2
V_CC = 0 V
V_IN = –20 dBV
fin = 1 kHz
Input: pin 48
–3
Output: TP65
–4
–5
–6
–7
–8
PAD-C: ^{Grounded through 24 kΩ}
–9
PAD-C: Grounded through 36 kΩ
–10
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140
Line current — mA
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