le9531cmqc Zarlink Semiconductor, le9531cmqc Datasheet - Page 7
le9531cmqc
Manufacturer Part Number
le9531cmqc
Description
Ringing Subscriber Line Interface Circuit
Manufacturer
Zarlink Semiconductor
Datasheet
1.LE9531CMQC.pdf
(34 pages)
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Connection Diagram
Note: Internally the analog ground and the battery ground are connected to the Exposed Pad on the 48-pin eTQFP package.
DCOUT
TLDEN
RTFLT
NSTAT
RINGN
RINGP
VREF
IREF
VCC
B2
B1
B0
Top View
DCOUT
TLDEN
RINGN
RTFLT
RINGP
Figure 2 - 48 Pin eTQFP and 28-pin QFN
VREF
10
11
12
IREF
1
2
3
4
5
6
7
8
9
VCC
48
13
47
14
Zarlink Semiconductor Inc.
1
2
3
4
5
6
7
8
46
15
28
9
45
16
Le9531
27
10
48-pin eTQFP
28-pin QFN
EXPOSED PAD
44
Exposed Pad
17
7
26
11
43
18
25
12
42
19
24
13
41
20
23
14
21
40
22
21
20
19
18
17
16
15
39
22
38
23
BGND
NC
B2
B1
B0
NSTAT
NC
AGND
37
24
36
35
34
33
32
31
30
29
28
27
26
25
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
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