GS2971 Datasheet, PDF (7/148 Pages) Semtech Corporation – 3Gb/s, HD, SD SDI Receiver, with Integrated Adaptive Cable Equalizer complete with SMPTE Audio and Video Processing

Figure 4-32: Ancillary Data Extraction - Step C .................................................................................. 76
Figure 4-33: Ancillary Data Extraction - Step D .................................................................................. 77
Figure 4-34: ACLK to Data Signal Output Timing ............................................................................... 80
Figure 4-35: I²S Audio Output Format .................................................................................................... 81
Figure 4-36: AES/EBU Audio Output Format ....................................................................................... 81
Figure 4-37: Serial Audio, Left Justified, MSB First ............................................................................. 82
Figure 4-38: Serial Audio, Left Justified, LSB First .............................................................................. 82
Figure 4-39: Serial Audio, Right Justified, MSB First .......................................................................... 82
Figure 4-40: Serial Audio, Right Justified, LSB First ........................................................................... 82
Figure 4-41: AES/EBU Audio Output to Bit Clock Timing ................................................................ 82
Figure 4-42: ECC 24-bit Array and Examples ...................................................................................... 85
Figure 4-43: Sample Distribution over 5 Video Frames (525-line Systems) ............................... 86
Figure 4-44: Audio Buffer After Initial 26 Sample Write .................................................................. 87
Figure 4-45: Audio Buffer Pointer Boundary Checking .................................................................... 87
Figure 4-46: GSPI Application Interface Connection ........................................................................ 92
Figure 4-47: Command Word Format ..................................................................................................... 92
Figure 4-48: Data Word Format ................................................................................................................ 93
Figure 4-49: Write Mode .............................................................................................................................. 94
Figure 4-50: Read Mode ............................................................................................................................... 94
Figure 4-51: GSPI Time Delay .................................................................................................................... 94
Figure 4-52: In-Circuit JTAG .................................................................................................................... 140
Figure 4-53: System JTAG ......................................................................................................................... 140
Figure 4-54: Reset Pulse ............................................................................................................................. 141
Figure 7-55: Pb-free Solder Reflow Profile .......................................................................................... 147
List of Tables
Table 1-1: Pin Descriptions ............................................................................................................................ 9
Table 2-1: Absolute Maximum Ratings................................................................................................... 17
Table 2-2: Recommended Operating Conditions................................................................................ 17
Table 2-3: DC Electrical Characteristics ................................................................................................. 18
Table 2-4: AC Electrical Characteristics ................................................................................................. 20
Table 4-1: Serial Digital Output................................................................................................................. 32
Table 4-2: PLL Loop Bandwidth ................................................................................................................ 33
Table 4-3: Input Clock Requirements...................................................................................................... 34
Table 4-4: Lock Detect Conditions............................................................................................................ 35
Table 4-5: GS2971 Output Video Data Format Selections................................................................ 39
Table 4-6: GS2971 PCLK Output Rates ................................................................................................... 41
Table 4-7: Switch Line Position for Digital Systems ........................................................................... 46
Table 4-8: Output Signals Available on Programmable Multi-Function Pins............................ 48
Table 4-9: Supported CEA-861 Formats................................................................................................. 51
Table 4-10: CEA861 Timing Formats....................................................................................................... 52
Table 4-11: Supported Video Standard Codes ..................................................................................... 59
Table 4-12: Data Format Register Codes ................................................................................................ 62
Table 4-13: Error Status Register and Error Mask Register .............................................................. 65
Table 4-14: SMPTE 352M Packet Data .................................................................................................... 70
Table 4-15: IOPROC_DISABLE Register Bits ......................................................................................... 72
Table 4-16: Serial Audio Pin Descriptions ............................................................................................. 79
Table 4-17: Audio Output Formats........................................................................................................... 81
Table 4-18: Audio Data Packet Detect Register ................................................................................... 83
Table 4-19: Audio Group DID Host Interface Settings....................................................................... 84
GS2971 3Gb/s, HD, SD SDI Receiver
Data Sheet
45898 - 2
September 2012
7 of 148