DS26521LN+ Maxim Integrated Products, DS26521LN+ Datasheet - Page 223

• 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

Figure 10-6. T1 Receive-Side Interleave Bus Operation—BYTE Mode
SYSCLK
RSYNC
RSYNC
NOTE 1: 4.096MHz BUS CONFIGURATION.
NOTE 2: 8.192MHz BUS CONFIGURATION.
NOTE 3: RSYNC IS IN THE INPUT MODE (RIOCR.2 = 0).
NOTE 4: SHOWS SYSTEM IMPLEMENTATION WITH MULTIPLE DS26521 CORES DRIVING BACKPLANE.
NOTE 5: THOUGH NOT SHOWN, TCHCLK CONTINUES TO MARK THE CHANNEL LSB FOR THE FRAMER'S ACTIVE PERIOD.
NOTE 6: THOUGH NOT SHOWN, TCHBLK CONTINUES TO MARK THE BLOCKED CHANNELS FOR THE FRAMER’S ACTIVE PERIOD.
RSER
RSER
RSIG
RSIG
RSER
RSIG
1
1
2
2
3
FR2 CH32 FR3 CH32 FR0 CH1
FR2 CH32 FR3 CH32 FR0 CH1
FRAMER 3, CHANNEL 32
FRAMER 3, CHANNEL 32
FR1 CH32
FR1 CH32
A
B
C
LSB
D
FR0 CH1
FR0 CH1
MSB
FR1 CH1
FR1 CH1
FRAMER 0, CHANNEL 1
FRAMER 0, CHANNEL 1
FR2 CH1
FR2 CH1
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BIT DETAIL
FR1 CH1
FR1 CH1
A
FR3 CH1
FR3 CH1
B
C
FR0 CH2
FR0 CH2
LSB
D
FR0 CH2
FR0 CH2
MSB
DS26521 Single T1/E1/J1 Transceiver
FR1 CH2
FR1 CH2
FRAMER 1, CHANNEL 1
FRAMER 1, CHANNEL 1
FR2 CH2
FR2 CH2
FR1 CH2
FR1 CH2
A
FR3 CH2
FR3 CH2
B
C
LSB
D