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T8535B Datasheet(PDF) 7 Page - Agere Systems

Part No. T8535B
Description  T8535B/T8536B Quad Programmable Codec
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Maker  AGERE [Agere Systems]
Homepage  http://www.agere.com
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T8535B Datasheet(HTML) 7 Page - Agere Systems

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Agere Systems Inc.
7
Preliminary Data Sheet
September 2001
T8535B/T8536B Quad Programmable Codec
Pin Information (continued)
5-8126 (F)
Figure 3. 68-Pin PLCC Pin Diagram
Table 3. Pin Assignments, 68-Pin PLCC, Per-Channel Functions
Ckt
Name
Type
Name/Description
ab
c
d
21
34
35
48
AGND
GND
Analog Ground. A common AGND, DGND, SGND plane is
highly recommended.
20
33
36
49
VDD
PWR
Analog Power Supply.
19
32
37
50
VFXII
Voice Frequency Transmit Input. This node requires a 10 M
or 20 M
Ω resistance to AGND. The value is dependent upon the
gain of the XAG amplifier (register 146). 20 M
Ω can be used for
any gain setting, 10 M
Ω can only be used for XAG gain settings
of 0 dB and +6.02 dB.
18
31
38
51
VFROP
O
Voice Frequency Receive Output, Positive Polarity. This pin
can drive 2000
Ω (or greater) loads.
17
30
39
52
VFRON
O
Voice Frequency Receive Output, Negative Polarity. This pin
can drive 2000
Ω (or greater) loads.
16
29
41
53
SLIC0
I/O
SLIC Control 0.
15
27
42
54
SLIC1
I/O
SLIC Control 1.
9
264361
SLIC2
I/O
SLIC Control 2.
8
254463
SLIC3
I/O
SLIC Control 3.
7
234664
SLIC4
I/O
SLIC Control 4.
6
224762
SLIC5
I/O
SLIC Control 5.
6
4
3
2
1 68676665 64
5
7
8
963 62 61
40
38
37
36
35
34
33
32
31
30
39
41 42 43
29
28
27
23
21
20
19
18
17
16
15
14
13
22
SLIC0a
VDDa
FILTV
PVCO
SGND
SLIC5b
DGND
SLIC2b
VFROPa
24
25
26
12
11
10
SLIC1a
VFXIa
PVCOIN
PLLT
AGNDa
SLIC4b
SLIC3b
VFRONa
47
49
50
51
52
53
54
55
56
57
48
SLIC1d
VFXId
DR
DGND
FS
AGNDd
SLIC4c
SLIC3c
VFRONd
46
45
44
58
59
60
VDD
VFROPd
DX
BCLK
VDDd
SLIC5c
DGND
SLIC0d


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