DS2151QB+ Maxim Integrated Products, DS2151QB+ Datasheet - Page 46

• Manufacturer Part Number: DS2151QB+
• Description: IC TXRX T1 1-CHIP 5V LP 44-PLCC
• Manufacturer: Maxim Integrated Products

Specifications of DS2151QB+

• Function: Single-Chip Transceiver
• Interface: T1
• Number Of Circuits: 1
• Voltage - Supply: 4.75 V ~ 5.25 V
• Current - Supply: 65mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 44-LCC, 44-PLCC
• Includes: Alarm Detector and Generator, CSU Loop Codes Generator and Detector, DSX-1 and CSU Line Build-Outs Generator
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -

14 TIMING DIAGRAMS
Figure 14-1. Receive Side D4 Timing
Figure 14-2. Receive Side ESF Timing
NOTE 1: RSYNC IN THE FRAME MODE (RCR2.4 = 0) AND DOUBLE-WIDE FRAME SYNC IS NOT ENABLED (RCR2.5 = 0).
NOTE 2: RSYNC IN THE FRAME MODE (RCR2.4 = 0) AND DOUBLE-WIDE FRAME SYNC IS ENABLED (RCR2.5 = 1).
NOTE 3: RSYNC IN THE MULTIFRAME MODE (RCR2.4 = 1).
NOTE 4: RLINK DATA (S-BIT) IS UPDATED 1 BIT PRIOR TO EVEN FRAMES AND HELD FOR TWO FRAMES.
NOTE 1: RSYNC IN THE FRAME MODE (RCR2.4 = 0) AND DOUBLE-WIDE FRAME SYNC IS NOT ENABLED (RCR2.5 = 0).
NOTE 2: RSYNC IN THE FRAME MODE (RCR2.4 = 0) AND DOUBLE-WIDE FRAME SYNC IS ENABLED (RCR2.5 = 1).
NOTE 3: RSYNC IN THE MULTIFRAME MODE (RCR2.4 = 1).
NOTE 4: ZBTSI MODE DISABLED (RCR2.6 = 0).
NOTE 5: RLINK DATA (FDL BITS) IS UPDATED 1 BIT-TIME BEFORE ODD FRAMES AND HELD FOR TWO FRAMES.
NOTE 6: ZBTSI MODE IS ENABLED (RCR2.6 = 1).
NOTE 7: RLINK DATA (Z BITS) IS UPDATED 1 BIT-TIME BEFORE ODD FRAME AND HELD FOR FOUR FRAMES.
46 of 60