DS32508N+ Maxim Integrated Products, DS32508N+ Datasheet - Page 64

IC LIU DS3/E3/STS-1 484-BGA

DS32508N+

Manufacturer Part Number
DS32508N+
Description
IC LIU DS3/E3/STS-1 484-BGA
Manufacturer
Maxim Integrated Products
Type
Line Interface Units (LIUs)r
Datasheet

Specifications of DS32508N+

Protocol
IEEE 1149.1
Voltage - Supply
1.8V, 3.3V
Mounting Type
Surface Mount
Package / Case
484-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of Drivers/receivers
-
Bits 7 and 6: LIU Mode (LM[1:0]). These bits select the operating mode of the port. See Section 8.1.
Bit 4: Receive Output Disable (ROD). See Section 8.3.6.4.
Bit 3: Transmit Binary Interface Enable (TBIN). See Section 8.2.2.
Bit 2: Receive Binary Interface Enable (RBIN). See Section 8.3.6.
Bit 1: Transmit Common Clock Mode (TCC). See Section 8.2.1.1.
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bit #
Name
Default
00 = DS3
01 = E3
10 = STS-1
11 = reserved
0 = enable the receiver outputs
1 = disable the receiver outputs (RCLK, RPOS/RDAT, and RNEG/RLCV)
0 = Transmitter framer interface is bipolar on the TPOS and TNEG pins. The B3ZS/HDB3 encoder
1 = Transmitter framer interface is binary on the TDAT pin. The B3ZS/HDB3 encoder is enabled.
0 = Receiver framer interface is bipolar on the RPOS and RNEG pins. The B3ZS/HDB3 decoder is
1 = Receiver framer interface is binary on the RDAT pin with the RLCV pin indicating line-code
0 = Source transmit clock for port n from
1 = Source transmit clock for port n from TCLK1
is disabled.
disabled.
violations. The B3ZS/HDB3 encoder is enabled.
15
0
7
0
LM[1:0]
14
0
0
6
PORT.CR2
Port Control Register 2
n * 80h + 02h
13
0
5
0
TCLKn
64 of 130
ROD
12
0
4
0
TBIN
11
0
3
0
RBIN
10
0
2
0
DS32506/DS32508/DS32512
TCC
9
0
1
0
8
0
0
0

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