CN8330EPD CONEXANT [Conexant Systems, Inc], CN8330EPD Datasheet - Page 16

• Manufacturer Part Number: CN8330EPD
• Description: DS3/E3 Framer with 52 Mbps HDLC Controller
• Manufacturer: CONEXANT [Conexant Systems, Inc]

1.0 Product Description
1.1 Pin Descriptions
Figure 1-3. CN8330 Framer Functional Logic Diagram - 68-Pin PLCC
1-6
Address Latch Enable/Parallel Input Enable
Address-Data 2/Alarm Indication Signal
Address-Data 3/Yellow Alarm Detect
Address-Data 4/Idle Code Detection
Address-Data 6/Line Code Violation
Address-Data 5/Parity Error Detect
Write*/Cycle Redundancy Check 32
Address-Data 7/Frame Bit Error
Address-Data 0/Loss of Signal
Address-Data 1/Out of Frame
Tx Data Bit MSB/Tx M-Sync In
Tx Data Bit 6/Tx Serial Data In
Tx Data Bit 5/Tx Encoder In
Tx Data Bit 4/LCV Error In
Monitor/Microprocessor*
Parallel Data Only Select
Chip Select/Alarm 0
Tx C/N Bit Serial In
Dejittered Clock In
Rx Line Clock In
Tx Data Bit LSB
Read*/Alarm 1
Rx Bipolar Pos
Rx Bipolar Neg
Send Message
Tx Data Bit 3
Tx Data Bit 2
Tx Data Bit 1
FIFO Enable
Initialization
Tx Clock In
Send FCS
Test In
B/O
B/O
B/O
B/O
B/O
B/O
B/O
B/O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
13
14
15
16
11
58
45
56
55
54
53
50
49
48
47
43
42
44
60
19
67
64
65
66
61
9
8
7
6
5
4
3
2
TESTI
INIT*
AD[0]/LOS
AD[1]/OOF
AD[2]/AIS
AD[3]/YEL
AD[4]/IDLE
AD[5]/PAR
AD[6]/LCV
AD[7]/FRMERR
TXCKI
CBITI
TDAT[7]/TXSYI
TDAT[6]/TXDATI
TDAT[5]/TXENCI
TDAT[4]/LCVERRI
TDAT[3]
TDAT[2]
TDAT[1]
TDAT[0]
SNDFCS
SNDMSG
PPDLONLY
ALE/PAREN
CS/ALM0
RD*/ALM1
WR*/CRC32
MON/MIC*
B = Bidirectional, I = Input, O = Output
RXPOS
RXNEG
DS3CKI
RXCKI
FIFEN
Conexant
Receiver
Section
Microprocessor
Transmitter
RXBCK/RXGAPCK
Interface
DLINT/SOURCELB
Section
RDAT[4]/FRMERR
TXBCK/TXGAPCK
RDAT[5]/LCVCAR
RDAT[6]/RXOVH
VALFCS/TXOVH
RDAT[7]/TXNRZ
CNTINT/LINELB
RXCCK/TXNRZ
IDLE/FRMCAR
RDAT[3]/IDLE
RDAT[1]/OOF
RDAT[0]/LOS
RDAT[2]/AIS
RXMSY
TXNEG
RXDAT
TXCCK
TXPOS
TXSYO
TESTO
RXCLK
TCLKO
CBITO
DS3/E3 Framer with 52 Mbps HDLC Controller
VCO
20
21
22
37
38
34
33
32
31
30
29
28
27
24
25
12
23
57
46
40
39
59
18
41 O
62
63
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O/I
O/I
Test Out
Rx Serial Data
Rx M-Sync
Rx Clock
Rx C/N Bit Serial Out
Rx C/N-Bit Clock Out/TxNRZ
Rx Data Bit MSB/TxNRZ
Rx Data Bit 6/RX Overhead
Rx Data Bit 5/ Line Code Violation Carry
Rx Data Bit 4/Frame Bit Error
Rx Data Bit 3/Idle Code Detection
Rx Data Bit 2/Alarm Indication Signal
Rx Data Bit 1/Out of Frame
Rx Data Bit LSB/Loss of Signal
Idle Data Rcvd/Frame Carry
Valid FCS Rcvd/TX Overhead
Voltage-Controlled Oscillator Output
Rx Byte Clock/Gapped Clock
Tx Byte Clock/Gapped Clock
Tx C/N Bit Clock
Tx Bipolar Pos
Tx Bipolar Neg
Tx M-Sync Out
Tx Clock Out
Counter Interrupt/Line Loopback
Data Link Interrupt/Source Loopback
CN8330
100441E