DS3251+ Maxim Integrated Products, DS3251+ Datasheet - Page 66

• Manufacturer Part Number: DS3251+
• Description: IC LIU DS3/E3/STS-1 144-CSBGA
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS3251+

• Number Of Drivers/receivers: 1/1
• Protocol: DS3
• Voltage - Supply: 3.135 V ~ 3.465 V
• Mounting Type: Surface Mount
• Package / Case: 144-CSBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Bit 6: TNEG Invert (TNEGI). This bit inverts the
Bit 5: TPOS/TDAT Invert (TPOSI). This bit inverts the
Bit 4: TCLK Invert (TCLKI). This bit inverts the
Bit 2: RNEG/RLCV Invert (RNEGI). This bit inverts the
Bit 1: RPOS/RDAT Invert (RPOSI). This bit inverts the
Bit 0: RCLK Invert (RCLKI). This bit inverts the RCLKn output pin when set. See Section 8.3.6.3.
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bit #
Name
Default
0 = Noninverted
1 = Inverted
0 = Noninverted
1 = Inverted
0 = Noninverted;
1 = Inverted;
0 = Noninverted
1 = Inverted
0 = Noninverted
1 = Inverted
0 = Noninverted;
1 = Inverted;
15
—
—
0
7
0
TPOS/TDAT
RPOS/RDAT
TPOS/TDAT
RPOS/RDAT
TNEGI
14
—
0
0
6
and
PORT.INV
Port I/O Invert Control Register
n * 80h + 0Ah
and
and
TNEG
and
RNEG/RLCV
TPOSI
13
—
TNEG
0
5
0
RNEG/RLCV
are sampled on the falling edge of TCLK.
TCLK
TNEG
are sampled on the rising edge of TCLK.
66 of 130
are updated on the rising edge of RCLK.
TCLKI
pin input pin when set. See Section 8.2.1.
TPOS/TDAT
input pin when set.
12
RPOS/RDAT
—
RNEG/RLCV
0
4
0
are updated on the falling edge of RCLK.
input pin when set.
11
—
—
0
3
0
output pin when set.
output pin when set.
RNEGI
10
—
0
2
0
DS32506/DS32508/DS32512
RPOSI
—
9
0
1
0
RCLKI
—
8
0
0
0