DS21Q55 Maxim Integrated Products, DS21Q55 Datasheet - Page 7

• Manufacturer Part Number: DS21Q55
• Description: IC TXRX QUAD T1/E1/J1 SCT 256BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS21Q55

• Function: Transceiver
• Interface: E1, J1, T1
• Number Of Circuits: 4
• Voltage - Supply: 3.14 V ~ 3.47 V
• Current - Supply: 75mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 256-BGA
• Includes: BERT Generator and Detector, Dual HDLC Controllers
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power (watts): -

DS21Q55 Quad T1/E1/J1 Transceiver
Figure 31-17. G.802 Timing, E1 Mode Only.............................................................................................................216
Figure 31-18. Transmit-Side Timing .........................................................................................................................216
Figure 31-19. Transmit-Side Boundary Timing (Elastic Store Disabled)..................................................................217
Figure 31-20. Transmit-Side Boundary Timing, TSYSCLK = 1.544MHz (Elastic Store Enabled) ..........................217
Figure 31-21. Transmit-Side Boundary Timing, TSYSCLK = 2.048MHz (Elastic Store Enabled) ...........................218
Figure 31-22. Transmit IBO Channel Interleave Mode Timing.................................................................................219
Figure 31-23. Transmit IBO Frame Interleave Mode Timing....................................................................................220
Figure 33-1. Intel Bus Read Timing (BTS = 0/MUX = 1) ..........................................................................................224
Figure 33-2. Intel Bus Write Timing (BTS = 0/MUX = 1) ..........................................................................................224
Figure 33-3. Motorola Bus Timing (BTS = 1/MUX = 1) ............................................................................................225
Figure 33-4. Intel Bus Read Timing (BTS = 0/MUX = 0) ..........................................................................................227
Figure 33-5. Intel Bus Write Timing (BTS = 0/MUX = 0) ..........................................................................................227
Figure 33-6. Motorola Bus Read Timing (BTS = 1/MUX = 0)...................................................................................228
Figure 33-7. Motorola Bus Write Timing (BTS = 1/MUX = 0) ...................................................................................228
Figure 33-8. Receive-Side Timing ............................................................................................................................230
Figure 33-9. Receive-Side Timing, Elastic Store Enabled .......................................................................................231
Figure 33-10. Receive Line Interface Timing............................................................................................................231
Figure 33-11. Transmit-Side Timing .........................................................................................................................233
Figure 33-12. Transmit-Side Timing, Elastic Store Enabled ....................................................................................234
Figure 33-13. Transmit Line Interface Timing...........................................................................................................234
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