DS3170 Maxim Integrated Products, DS3170 Datasheet - Page 20

• Manufacturer Part Number: DS3170
• Description: Network Controller & Processor ICs DS3-E3 Single-Chip T ransceiver T3-E3 Fra
• Manufacturer: Maxim Integrated Products

7.2 DS3/E3 Unframed LIU Mode
The frame mode determines the CLAD clock rate, LIU mode and selects B3ZS or HDB3.
FRAME MODE
DS3 Unframed
E3 Unframed
LIU MODE
JA Off, B3ZS or HDB3
JA RX, B3ZS or HDB3
JA TX, B3ZS or HDB3
JA Off, AMI
JA RX, AMI
JA TX, AMI
Figure 7-2. DS3/E3 Unframed LIU Mode
RLCLK
TLCLK
RPOS
RNEG
TNEG
TPOS
RXP
RXN
TXN
TXP
Clock Rate
Receive
DS3/E3
Transmit
DS3/E3
Adapter
LIU
LIU
SPI
Serial Interface Mode:
(SCLK, MOSI, and MISO)
FM[2:0]
LM[2:0]
100
110
001
010
011
001
010
011
Decoder
Encoder
HDB3
B3ZS/
B3ZS/
HDB3
Serial or Parallel
TZSD & RZSD
uP Inteface
TUA1
TAIS
0
0
0
1
1
1
20 of 230
TLEN
PORT.CR2
0
0
0
0
0
0
GEN
UA1
DS3170 DS3/E3 Single-Chip Transceiver
IEEE P1149.1
JTAG Test
Access Port
BERT
BERT
RX
TX
TCLKI
TSER
TCLKO
TDEN
RSER
RCLKO
RDEN