DS26521LN+ Maxim Integrated Products, DS26521LN+ Datasheet - Page 196

• Manufacturer Part Number: DS26521LN+
• Description: IC TXRX T1/E1/J1 64-LQFP
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS26521LN+

• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bit 4: Transmit FDL Register Empty (TFDLE) (T1 Mode Only).
Bit 3: Transmit FIFO Underrun Event (TUDR).
Bit 2: Transmit Message End Event (TMEND).
Bit 1: Transmit FIFO Below Low Watermark Set Condition (TLWMS).
Bit 0: Transmit FIFO Not Full Set Condition (TNFS).
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bit 0: Loss of Frame Synchronization Detect (LOFD).
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
—
—
—
7
0
7
0
TIM2
Transmit Interrupt Mask Register 2 (HDLC)
1A1h
TIM3
Transmit Interrupt Mask Register 3 (Synchronizer)
1A2h
—
—
—
6
0
6
0
—
—
—
5
0
5
0
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TFDLE
—
—
4
0
4
0
TUDR
TUDR
—
3
0
3
0
DS26521 Single T1/E1/J1 Transceiver
TMEND
TMEND
—
2
0
2
0
TLWMS
TLWMS
—
1
0
1
0
LOFD
TNFS
TNFS
0
0
0
0