Datasheet Details
Part number
SC8204
Manufacturer
CHMC
File Size
54.79 KB
Description
Audio ringing circuit
Datasheet
SC8204 Datasheet
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Full PDF Text Transcription (Reference)
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SC8204 DIP8
SC8204
RC
SC8204
1 2 58
3 46 7
1 Vcc 5 2 TR 6 3 Csf 7 4 Rsf 8
1
GND Rtf Ctf OUT
Tamb=25
SC8204
Vcc -
30 V
* PD 400 mW
Tamb
-25
75
Tstg -55
150
Vcc=8V Tamb=25 f=1kHz
Vcc 29.0 V
VINIT
15 16.8 19
V
IINIT 1.4 2.5 3.3 mA
VSUST
9 10.0 13.5 V
ISUST
0.5 0.9
2.0 mA
Vcc=24V I8=-10mA V6=7V V7=0V VOH 20.0 21.5 22.5 V
Vcc=24V I8=10mA V6=0V V7=7V VOL
0.7 1.0 2.0
V
Vcc=15V I2=100 A
VTR 7.8 10 11.5 V
1 Rtf=191k Ctf=6800pF
fH1 461 512 563 Hz
2 Rtf=191k Ctf=6800pF
fH2 576 640 703 Hz
Rsf=165k Ctf=0..47 F
fsw 9 10 11 Hz
S2
S3
1.0uF 8.2K 250V
4
31
2
5.1V
10uF 35V
S1 2.2uF 47
AB 1
8
27 SC8204
36
390K 45
160K
2.7nF
0.22uF
2
SC8204
C1 R1 T 1uF 2K
4
R
31
22uF/35V
2
27V C2
18
27 SC8204
36
45
Rsf 165K
C3
0.22uF Rtf
10K
191K
15K
Ctf 0.