PBL 385 41
1-10M
1
Hook switch
VDD
PBL 38541
10
17
AD
AM
100Ω
CMOS
AR
AT
220Ω
MIC.
Rec.
1µF
1µF
DIALLER
MUTE 9
12
13
10n
18
4
Telephone line
DTMF 12
GND
220Ω
DC-supply
7
+
5
14
9
6
8
11
3
2
15
16
33k
10Ω
47n
680p
3.3n
910Ω
6.2k
62k
1
4
7
2
5
8
0
3
6
9
#
100Ω
100Ω
100n
18k
560Ω
910Ω
R1
Gain
regulation
R17
4k
+
11k
10Ω
75Ω
1W
15n
15V
22k
*
+
+
11k
C11
47µF
C7
R2a
47µF
100n
47µF
R2b
Figure 24. Typical DTMF tone dialling telephone ( DIP package pinning ).
Ordering Information
Package
Temp. Range
Part No.
Plastic DIP
Plastic SO
Plastic SO
-40 to +70°C
-40 to +70°C
-40 to +70°C
PBL 385 41/1N
PBL 385 41/1SO
PBL 385 41/1SO:T
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
Ericsson Components AB
S-164 81 Kista-Stockholm, Sweden
Telephone: +46 8 757 50 00
14
ERICSSON [ ERICSSON ]
