PBL 385 41
1-10M
VDD
10
AD
1
PBL 38541
17
CMOS
DIALLER
MUTE 9
DTMF 12
GND
33k
123
45 6
789
*0 #
680p
3.3n
220Ω 1µF
12
MIC.
AM
13
220Ω 1µF
DC-supply
8
79
5
AT
6 11 3
2
AR
18
15
16 14
+4
47n
100Ω
100Ω
18k
100n
910Ω
6.2k
62k
C7 +
47µF
R1
R17
Gain
4k
+
regulation
22k
C11
R2a
47µF
560Ω
75Ω
1W
100n
11k
10Ω
11k
Hook switch
100Ω
Rec.
10n
910Ω
15n
15V
+
47µF
R2b
Figure 24. Typical DTMF tone dialling telephone ( DIP package pinning ).
Telephone line
10Ω
Ordering Information
Package
Plastic DIP
Plastic SO
Plastic SO
Temp. Range
-40 to +70°C
-40 to +70°C
-40 to +70°C
Information given in this data sheet is believed to be
accurate and reliable. However no responsibility is
assumed for the consequences of its use nor for any
infringement of patents or other rights of third parties
which may result from its use. No license is granted
by implication or otherwise under any patent or patent
rights of Ericsson Components. These products are
sold only according to Ericsson Components' general
conditions of sale, unless otherwise confirmed in
writing.
Specifications subject to change without
notice.
1522-PBL 385 41/1 Rev.A
© Ericsson Components AB
November 1998
Part No.
PBL 385 41/1N
PBL 385 41/1SO
PBL 385 41/1SO:T
Ericsson Components AB
S-164 81 Kista-Stockholm, Sweden
Telephone: +46 8 757 50 00
14