CN8330 Datasheet, PDF (15/101 Pages) Conexant Systems, Inc – DS3/E3 Framer with 52 Mbps HDLC Controller

CN8330
DS3/E3 Framer with 52 Mbps HDLC Controller
Table 1-1. Pin Descriptions
Pin
Pin
(68-Pin (80-Pin
Pin Label
I/O
PLCC) MQFP)
1
72
GND
I
2
73
AD[7]/FRMERR
B/O
3
74
AD[6]/LCV
B/O
4
75
5
76
6
77
AD[5]/PAR
B/O
AD[4]/IDLE
B/O
AD[3]YEL
B/O
7
78
8
79
9
80
AD[2]/AIS
B/O
AD[1]/OOF
B/O
AD[0]/LOS
B/O
10
2
11
3
12
4
GND
I
FIFEN
I
VCO
O
13
5
14
6
15
7
RXPOS
I
RXNEG
I
DS3CKI
I
16
8
RXCKI
I
17
9
V_DD
I
18
10
TCLKO
O
19
11
INIT*
I
20
12
RXDAT
O
21
13
RXMSY
O
22
14
RXCLK
O
23
15
RXBCK/RXGAPCK
O
24
16
IDLE/FRMCAR
O
25
17
VALFCS/TXOVH
O
26
18
GND
I
27
22
RDAT[0]/LOS
O
28
23
RDAT[1]/OOF
O
29
24
RDAT[2]/AIS
O
30
25
RDAT[3]/IDLE
O
31
26
RDAT[4]/FRMERR
O
32
27
RDAT[5]/LCVCAR
O
33
28
RDAT[6]/RXOVH
O
34
29
RDAT[7]/TXNRZ
O
1.0 Product Description
1.1 Pin Descriptions
Pin
Pin
(68-Pin (80-Pin
Pin Label
I/O
PLCC) MQFP)
35
30
V_DD
I
36
31
GND
I
37
33
CBITO
O
38
34
RXCCK/TXNRZ
O
39
35
TXNEG
O
40
36
TXPOS
O
41
37
TESTO
O
42
38
SNDMSG
I
43
39
SNDFCS
I
44
41
PPDLONLY
I
45
42
CBITI
I
46
43
TXCCK
O
47
44
TDAT[0]
I
48
45
TDAT[1]
I
49
46
TDAT[2]
I
50
47
TDAT[3]
I
51
48
V_DD
I
52
49
GND
I
53
51
TDAT[4]/LCVERRI
I
54
52
TDAT[5]/TXENCI
I
55
53
TDAT[6]/TXDATI
I
56
54
TDAT[7]/TXSYI
I
57
55
TXBCK/TXGAPCK
O
58
56
TXCKI
I
59
57
TXSYO
O
60
58
TESTI
I
61
63
MON/MIC*
I
62
64
CNTINT/LINELB
O/I
63
65
DLINT/SOURCELB
O/I
64
66
CS/ALM0
I
65
67
RD*/ALM1
I
66
68
WR*/CRC32
I
67
69
ALE/PAREN
I
68
70
V_DD
I
1,20,
21,40,
59,60,
N/C
–
61,62
19,32,
50,71
GND
I
100441E
Conexant
1-5