RS8953 Conexant Systems, Inc., RS8953 Datasheet - Page 27

• Manufacturer Part Number: RS8953
• Description: High-bit-rate Digital Subscriber Line (hdsl) Channel unit
• Manufacturer: Conexant Systems, Inc.

RS8953B/8953SPB
HDSL Channel Unit
Figure 2-4. Single-Pair PQFP Pin Assignments
Table 2-1. Pin Assignments (1 of 2)
N8953BDSB
BCLK1
TDAT1
ROH1
NOTE(S):
(1)
GND
GND
GND
GND
80-Pin
71, 72
PQFP
NC
NC
NC
NC
NC
NC
NC
NC
NC
73
75
76
77
78
79
80
These pins are only functional when RAUX_EN is not active (RAUX_EN = 0).
1
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
64
1
68-Pin
PLCC
1
2
3
4
5
6
7
8
9
63
2
62
3
61
4
60
5 6
BCLK2
TDAT2
RDAT2
59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
Signal
BCLK1
QCLK1
TDAT1
ROH1
GND
GND
7
(1)
(1)
(1)
8
9 10 11 12 13 14 15 16 17 18 19 20
RS8953SPBEPF
GND
GND
I/O
O
O
O
I
I
I
I
Conexant
80-Pin PQFP
33
35
36
37
39
40
41
43
45
68-Pin
PLCC
37
38
39
40
41
42
43
44
45
21
22
23
DROP/RAUX1
24
Signal
MCLK
VEXT
TDO
TMS
GND
CS*
VCC
VCC
2.0 Pin Descriptions
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
2.1 Pin Assignments
MCLK
CS*
NC
DROP/RAUX1
GND
TMS
NC
TDO
TDI
TCK
RST*
RD*
RSER
TSER
RCLK
TCLK
GND
VCC
VCC
I/O
O
O
I
I
I
I
2-5