DS26518GN+ Maxim Integrated Products, DS26518GN+ Datasheet - Page 286

• Manufacturer Part Number: DS26518GN+
• Description: IC TXRX T1/E1/J1 8PORT 256-CSBGA
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of DS26518GN+

• Number Of Drivers/receivers: 8/8
• Protocol: T1/E1/J1
• Voltage - Supply: 3.135 V ~ 3.465 V
• Mounting Type: Surface Mount
• Package / Case: 256-CSBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

11.4
Figure 11-24. E1 Transmit-Side Timing
Figure 11-25. E1 Transmit-Side Boundary Timing (Elastic Store Disabled)
TSSYNCIOn
TSYNCn
TSYNCn
TSYNCn
TSYNCn
TCHCLKn
E1 Transmitter Functional Timing Diagrams
TCHBLKn
FRAME#
TCLKn
TSERn
NOTE 1: TSYNCn IN FRAME MODE (TIOCR.0 = 0).
NOTE 2: TSYNCn IN MULTIFRAME MODE (TIOCR.0 = 1).
NOTE 3: THIS DIAGRAM ASSUMES BOTH THE CAS MF AND THE CRC-4 MF BEGIN WITH THE TAF FRAME.
TSIGn
NOTE 1: TSYNCn IN THE OUTPUT MODE (TIOCR.2 = 1).
NOTE 2: TSYNCn IN THE INPUT MODE (TIOCR.2 = 0).
NOTE 3: TCHBLKn IS PROGRAMMED TO BLOCK CHANNEL 2.
NOTE 4: THE SIGNALING DATA AT TSIGn DURING CHANNEL 1 IS NORMALLY OVERWRITTEN IN THE TRANSMIT
FORMATTER WITH THE CAS MF ALIGNMENT NIBBLE (0000).
NOTE 5: SHOWN IS A TNAF FRAME BOUNDARY.
1
2
1
2
3
14 15 16
LSB
D
Si
1
1
2
A Sa4 Sa5 Sa6 Sa7 Sa8
3
CHANNEL 1
4
CHANNEL 1
5
6
7
8
286 of 312
9 10
MSB
11 12
13 14 15 16 1
CHANNEL 2
CHANNEL 2
A
B
2
C
3
LSB MSB
4
D
5
6
7
8
9 10