DS21448L+ Maxim Integrated Products, DS21448L+ Datasheet - Page 57

• 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

RCL1/LOTC1
RCL2/LOTC2
11.2 128-Pin LQFP
PBTS/RT0
CS4 /EGL4
BPCLK4
BPCLK1
RRING1
TRING4
PBEO1
PBEO2
PBEO3
PBEO4
TVDD4
TVSS4
RCLK1
TCLK4
RTIP1
MCLK
VDD1
VDD1
VDD1
HRST
VSS1
VSS1
VSS1
BIS0
110
1
120
100
10
(
90
Dallas Semiconductor
DS21448
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20
80
DS21448 3.3V T1/E1/J1 Quad Line Interface
30
70
60
50
40
A2/OCES/JAMUX
A3/ICES/DJA
A4/SD0/L0
RRING3
RTIP3
TNEG4
RCLK3
CS2 /EGL2
BPCLK3
TPOS4
VSS3
VSS3
VSS3
VDD3
VDD3
VDD3
JTMS
BPCLK2
JTDO
JTDI
JTCLK
TCLK2
JTRST
TRING2
TVDD2
TVSS2