SAN3021 Ver la hoja de datos (PDF) - South African Micro Electronic Systems
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componentes Descripción
Fabricante
SAN3021
South African Micro Electronic Systems
SAN3021 Datasheet PDF : 5 Pages
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SAN3021
7 Application schematic:
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Applications Using Dynamic Handset Microphone
A
A. Using dynamic handset
A
B. Amplifier for general
microphone as ringer
in one-piece telephones.
+ C14
220u/25V
R21
6..10K
R24
360K
applications.
21 FCI
LS
1
27 LI
M1 23
C12
X
M2 24
IC1
Q5
BC549
R23
2K
R25
110K
LI27
+ CC14
100u/25V
RR21
3K
RR24
27K
off
M123
B
8
5
28 RI
RO1 2
6 on 7
Q6
BC549
B
SW1_b
R7
M224
220K
6 STB
RO2 3
25 CS
7 CI
AGND 5
RR 12
RR23A
1K
+ CC17
10U
+
RR25
12K
CC18
10U
C1 16
R17
C2 15
R26
100K
C3 14
1K1
C4 13
Q4
BC 547B
10 HS/DP
8 MO
22 MODE
R1 20
R2 19
R3 18
C
+ C8
10u/25V
9 LLC
R4 17
OSC 11
C17
10n
D4
R15
15V
330K
4
26
RR23B
2K
C
+ C10
10u/16V
D11
+ C9
5V6 470u/16V
4/5
The information furnished here by SAMES is believed to be correct and accurate. However, SAMES shall not
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be held liable to any party for any damages including but not limited to personal injury, property damage, loss of
profits, loss of use, interuption of business or indirect, special, incidental or consequential damages, of any kind,
in connection with or arising out of the furnishing, performance or use of the technical data. No obligation or
liability to any third party shall arise or flow out of SAMES rendering technical or other services.
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sames
SAMES Telecom
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Sch. SAN3021
Pn#
Single Chip Telephone Application Circuit
Rev : 1.1
Sh 01 of 01
Date : 3rd March 1997
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