TEA7063 ST Microelectronics, Inc., TEA7063 Datasheet - Page 12

• Manufacturer Part Number: TEA7063
• Description: Speech Circuit With Power Management
• Manufacturer: ST Microelectronics, Inc.

TEA7063
I
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Vpin17 = 2.5V
Vpin16 min (IL = 6mA) = 2.5 + 18 130E - 3 = 4.85V
Vpin16 max (IL = ILb) = 2.5 + 18 200E - 3 = 6.1V
I
I
I
I
with R
Figure 10: Line Power Supply Management
12/15
int
int
up
up
ear
ear
Current Sources
min (IL = 6mA) = 4 /56K + 60 = 130 A
min (IL = ILb) = 8 /56K + 60 = 200 A
min (IL = 6mA) = 0.5mA
max (IL = ILb) = 2.5mA
min (IL = 6mA) = 0.55mA
max (IL = ILb) = 7.5mA
Z
= 75
R6 = 18K
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ILS min (IL = 6mA) = 1.17mA
ILb =
ILb = 22.4mA
ILS (for IL = ILb) = 0.285 ILb = 6.4mA
ILS = 6.4 + 64 = 70.4mA
tr
tr
(ILS) = 0.91
min (IL = 6mA) = 2.35mA
max (IL = ILb) = 4.5mA
ILb
at IL = 100mA:
2.5
7.5
(IL) = 0.91 (100 - 22.6) = 64mA
0.715
4.5
0.2
1.3
mA