DS21448L+ Maxim Integrated Products, DS21448L+ Datasheet - Page 30

• 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

RUPCD1 (0DH): Receive-Up Code Definition Register 1
RUPCD2 (0EH): Receive-Up Code Definition Register 2
RDNCD1 (0FH): Receive-Down Code Definition Register 1
RDNCD2 (10H): Receive-Down Code Definition Register 2
NAME
NAME
NAME
NAME
(MSB)
(MSB)
(MSB)
(MSB)
C15
C14
C13
C12
C11
C10
C15
C14
C13
C12
C11
C10
C7
C6
C5
C4
C3
C2
C1
C0
C15
C9
C8
C7
C6
C5
C4
C3
C2
C1
C0
C15
C9
C8
C7
C7
RDNCD1.7
RDNCD1.6
RDNCD1.5
RDNCD1.4
RDNCD1.3
RDNCD1.2
RDNCD1.1
RDNCD1.0
RDNCD2.7
RDNCD2.6
RDNCD2.5
RDNCD2.4
RDNCD2.3
RDNCD2.2
RDNCD2.1
RDNCD2.0
RUPCD1.7
RUPCD1.6
RUPCD1.5
RUPCD1.4
RUPCD1.3
RUPCD1.2
RUPCD1.1
RUPCD1.0
RUPCD2.7
RUPCD2.6
RUPCD2.5
RUPCD2.4
RUPCD2.3
RUPCD2.2
RUPCD2.1
RUPCD2.0
POSITION
POSITION
POSITION
POSITION
C14
C14
C6
C6
Receive-Up Code Definition Bit 7. First bit of the repeating pattern.
Receive-Up Code Definition Bit 6. A don’t care if a 1-bit length is selected.
Receive-Up Code Definition Bit 5. A don’t care if a 1-bit or 2-bit length is selected.
Receive-Up Code Definition Bit 4. A don’t care if a 1-bit to 3-bit length is selected.
Receive-Up Code Definition Bit 3. A don’t care if a 1-bit to 4-bit length is selected.
Receive-Up Code Definition Bit 2. A don’t care if a 1-bit to 5-bit length is selected.
Receive-Up Code Definition Bit 1. A don’t care if a 1-bit to 6-bit length is selected.
Receive-Up Code Definition Bit 0. A don’t care if a 1-bit to 7-bit length is selected.
Receive-Up Code Definition Bit 15
Receive-Up Code Definition Bit 14
Receive-Up Code Definition Bit 13
Receive-Up Code Definition Bit 12
Receive-Up Code Definition Bit 11
Receive-Up Code Definition Bit 10
Receive-Up Code Definition Bit 9
Receive-Up Code Definition Bit 8
Receive-Down Code Definition Bit 7. First bit of the repeating pattern.
Receive-Down Code Definition Bit 6. A don’t care if a 1-bit length is selected.
Receive-Down Code Definition Bit 5. A don’t care if a 1-bit or 2-bit length is selected.
Receive-Down Code Definition Bit 4. A don’t care if a 1-bit to 3-bit length is selected.
Receive-Down Code Definition Bit 3. A don’t care if a 1-bit to 4-bit length is selected.
Receive-Down Code Definition Bit 2. A don’t care if a 1-bit to 5-bit length is selected.
Receive-Down Code Definition Bit 1. A don’t care if a 1-bit to 6-bit length is selected.
Receive-Down Code Definition Bit 0. A don’t care if a 1-bit to 7-bit length is selected.
Receive-Down Code Definition Bit 15
Receive-Down Code Definition Bit 14
Receive-Down Code Definition Bit 13
Receive-Down Code Definition Bit 12
Receive-Down Code Definition Bit 11
Receive-Down Code Definition Bit 10
Receive-Down Code Definition Bit 9
Receive-Down Code Definition Bit 8
C13
C13
C5
C5
C12
C12
C4
C4
30 of 60
C11
C11
C3
C3
FUNCTION
FUNCTION
FUNCTION
FUNCTION
C10
C10
C2
C2
C1
C9
C1
C9
(LSB)
(LSB)
(LSB)
(LSB)
C0
C8
C0
C8