DS26521L+ Maxim Integrated Products, DS26521L+ Datasheet - Page 64

• Manufacturer Part Number: DS26521L+
• Description: IC TXRX T1/E1/J1 64-LQFP
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS26521L+

• Number Of Drivers/receivers: 1/1
• Protocol: T1/E1/J1
• Voltage - Supply: 3.135 V ~ 3.465 V
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• Product: Framer
• Number Of Transceivers: 1
• Data Rate: 44.736 Mbps
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Supply Current (max): 220 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 8-15. Receive HDLC Example
Message Buffer
Message Buffer
Start New
Start New
Rx HDLC FIFO (RHF)
Take appropriate action
Packet Status (PS2..0)
Read N Bytes From
N = RHPBA[5..0]
Read RRTS5 for
NO
(RHC, RHBSE, RHFC)
Configure Receive
Message Buffer
Message Buffer
Enable Interrupts
RPE and RHWM
HDLC Controller
HDLC Controller
Reset Receive
(MS = RHPBA[7])
Read Register
Start New
Start New
Interrupt?
MS = 1?
(RHC.6)
RHPBA
64 of 258
YES
Rx HDLC FIFO (RHF)
Read N Bytes From
N = RHPBA[5..0]
YES
NO
Work Another Process.
No Action Required
DS26521 Single T1/E1/J1 Transceiver