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