DS21448L+ Maxim Integrated Products, DS21448L+ Datasheet - Page 29

• Manufacturer Part Number: DS21448L+
• Description: IC LIU QUAD E1/T1/J1 128-LQFP
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS21448L+

• Number Of Drivers/receivers: 4/4
• Protocol: T1/E1/J1
• Voltage - Supply: 3.135 V ~ 3.465 V
• Mounting Type: Surface Mount
• Package / Case: 128-TQFP, 128-VQFP
• Product: Framer
• Number Of Transceivers: 4
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Supply Current (max): 400 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 6-A. Transmit Code Length
Table 6-B. Receive Code Length
TCD1 (0BH): Transmit Code Definition Register 1
TCD2 (0CH): Transmit Code Definition Register 2
RUP2/RDN2
NAME
TC1
(MSB)
(MSB)
NAME
0
0
1
1
C7
C6
C5
C4
C3
C2
C1
C0
C15
C15
C14
C13
C12
C11
C10
C7
C9
C8
0
0
0
0
1
1
1
1
TC0
0
1
0
1
POSITION
POSITION
TCD1.7
TCD1.6
TCD1.5
TCD1.4
TCD1.3
TCD1.2
TCD1.1
TCD1.0
TCD2.7
TCD2.6
TCD2.5
TCD2.4
TCD2.3
TCD2.2
TCD2.1
TCD2.0
RUP1/RDN1
C14
C6
LENGTH SELECTED
0
0
1
1
0
0
1
1
16/8/4/2/1
(BITS)
Transmit Code Definition Bit 7. First bit of the repeating pattern.
Transmit Code Definition Bit 6
Transmit Code Definition Bit 5
Transmit Code Definition Bit 4
Transmit Code Definition Bit 3
Transmit Code Definition Bit 2. A don’t care if a 5-bit length is selected.
Transmit Code Definition Bit 1. A don’t care if a 5-bit or 6-bit length is selected.
Transmit Code Definition Bit 0. A don’t care if a 5-, 6-, or 7-bit length is selected.
Transmit Code Definition Bit 15
Transmit Code Definition Bit 14
Transmit Code Definition Bit 13
Transmit Code Definition Bit 12
Transmit Code Definition Bit 11
Transmit Code Definition Bit 10
Transmit Code Definition Bit 9
Transmit Code Definition Bit 8
6/3
5
7
C13
RUP0/RDN0
C5
0
1
0
1
0
1
0
1
C12
C4
LENGTH SELECTED
29 of 60
(BITS)
16/8
1
2
3
4
5
6
7
C11
C3
FUNCTION
FUNCTION
C10
C2
C1
C9
(LSB)
(LSB)
C0
C8