DS26521LN+ Maxim Integrated Products, DS26521LN+ Datasheet - Page 26

• 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

user must configure the SPI_CPOL and SPI_CPHA pins to describe which type of clock that the master device is
providing.
Figure 8-1. SPI Serial Port Access for Read Mode (SPI_CPOL = 0, SPI_CPHA = 0)
SPI_SCLK
SPI_MOSI
SPI_MISO
Figure 8-2. SPI Serial Port Access for Read Mode (SPI_CPOL = 1, SPI_CPHA = 0)
SPI_SCLK
SPI_MOSI
SPI_MISO
Figure 8-3. SPI Serial Port Access for Read Mode (SPI_CPOL = 0, SPI_CPHA = 1)
SPI_SLCK
SPI_MOSI
SPI_MISO
Figure 8-4. SPI Serial Port Access for Read Mode (SPI_CPOL = 1, SPI_CPHA = 1)
SPI_SLCK
SPI_MOSI
SPI_MISO
CSB
CSB
CSB
CSB
MSB
MSB
MSB
MSB
1
1
1
1
A13
A13
A13
A13
A12
A12
A12
A12
A11
A11
A11
A11
A10
A10
A10
A10
A9
A9
A9
A9
A8
A8
A8
A8
LSB
LSB
LSB
LSB
A7
A7
A7
A7
MSB
MSB
MSB
MSB
A6
A6
A6
A6
A5
A5
A5
A5
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A4
A4
A4
A4
A3
A3
A3
A3
A2
A2
A2
A2
A1
A1
A1
A1
A0
A0
A0
A0
LSB
LSB
LSB
LSB
B
B
B
B
DS26521 Single T1/E1/J1 Transceiver
MSB
MSB
MSB
MSB
D7
D7
D7
D7
D6
D6
D6
D6
D5
D5
D5
D5
D4
D4
D4
D4
D3
D3
D3
D3
D2
D2
D2
D2
D1
D1
D1
D1
LSB
LSB
LSB
LSB
D0
D0
D0
D0