U209B
| Model | U209B |
| Description | Monolithic Integrated Feature Phone Circuit |
| PDF file | Total 34 pages (File size: 675K) |
| Chip Manufacturer | ATMEL |
U4090B
Typical value of external components
C
1
C
2
C
3
C
4
C
5
C
6
C
7
C
8
C
9
C
10
C
11
C
12
C
13
C
14
C
15
C
16
C
17
C
18
C
19
C
20
C
21
C
22
C
23
C
24
C
25
C
26
C
27
L
1
R
1
R
2
100 nF
4.7 nF
10
m
F
220
m
F
47
m
F
470
m
F
820 nF
100
m
F
100 nF
150 nF
68 nF
33 nF
10
m
F
100 nF
1 m
F
47
m
F
10
m
F
10 m
F
68 nF
68 nF
1
m
F
100 nF
6.8 nF
10 nF
100 nF
470 nF
33 nF
2.2 mH
27 k
W
20 k
W
R
3
R
4
R
5
R
6
R
7
R
8
R
9
R
10
R
11
R
12
R
13
R
14
R
15
R
16
R
17
R
18
R
19
R
20
R
21
R
22
R
23
R
24
R
25
R
26
R
27
R
28
R
29
R
30
R
31
> 68 k
W
10
W
1.5 k
W
62 k
W
680 k
W
22 k
W
330
W
3 k
W
62 k
W
30 k
W
62 k
W
120 k
W
47 k
W
1 k
W
1.2
W
30 k
W
6.8 k
W
6.8 k
W
15 k
W
330 k
W
220 k
W
68 k
W
2 k
W
3.3 k
W
18 k
W
2 k
W
1 k
W
12 k
W
56 k
W
TELEFUNKEN Semiconductors
Rev. C1, 28-Oct-96
5 (34)
Preliminary Information
