tp3057wmx National Semiconductor Corporation, tp3057wmx Datasheet - Page 13

• Manufacturer Part Number: tp3057wmx
• Description: Enhanced Serial Interface Codec/filter Combo Family
• Manufacturer: National Semiconductor Corporation

Applications Information
Typical Synchronous Application
Note 1 XMIT gain
dB
0 1
0 2
0 3
0 4
0 5
0 6
0 7
0 8
0 9
1 0
10
11
12
13
14
15
16
18
20
TABLE II Attentuator Tables for Z1
2
3
4
5
6
7
8
9
(Continued)
10 4
12 1
13 8
15 5
17 3
34 4
51 3
100
115
379
143
156
168
180
190
200
210
218
233
246
R1
1 7
3 5
5 2
6 9
8 5
68
84
e
20
(All Values in
c
log
FIGURE 4
8 7k
6 5k
5 2k
4 4k
3 7k
3 3k
2 9k
1 3k
850
650
494
402
380
284
244
211
184
161
142
125
110
26k
13k
2 6l
R2
98
77
61
R1
13
R2
a
R2
where (R1
)
1 17k
10 4
13 8
17 3
21 3
24 2
27 7
31 1
34 6
1 5k
107
144
183
224
269
317
370
427
490
550
635
720
816
924
3 5
6 9
R3
70
e
a
Z2
R2)
e
l
300
17 4k
10 5k
10 K
8 7k
7 5k
6 5k
5 8k
5 2k
2 6k
1 8k
1 3k
1 1k
52k
26k
13k
900
785
698
630
527
535
500
473
450
430
413
386
366
R4
TL H 5510– 6