DS21Q48 Maxim Integrated Products, DS21Q48 Datasheet - Page 9

• Manufacturer Part Number: DS21Q48
• Description: IC LIU E1/T1/J1 QUAD 5V 144-BGA
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS21Q48

• Protocol: E1
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 144-CSBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Number Of Drivers/receivers: -

Figure 1-3. Transmit Logic
To
Remote
Loopback
CCR3.1
BPV
Insert
Routed to
All Blocks
CCR1.6
OR
Gate
mux
1
0
CCR1.1
mux
0
1
CCR2.2
B8ZS/
HDB3
Coder
RCLK
CCR1.2
OR
Gate
mux
CCR1.0
AND
Gate
0
1
9 of 73
CCR3.0
Logic
Error
Insert
To LOTC Output Pin
CCR3.3
mux
CCR3.4
Loss Of Transmit
Clock Detect
JACLK
(derived
from
MCLK)
Loop Code Generator
SR.5
PRBS Generator
OR
Gate
Clock
Invert
CCR2.1
tx bd
TPOS
TNEG
TCLK