# # CMX-0 Nets File # # # Power Reference Supplies Nets # ---------=========----------------- # # # # Original Rev. 30-Dec-2012 # Most Recent Rev. 16-Jan-2013 # # # # This file contains the nets for the 3 analog Reference # supplies on the CMX card. --------- # # The Reference type supplies on the CMX are: # # - The 1.250 Volt reference for the Base Function FPGA's # System Monitor # # - The 1.250 Volt reference for the Topological FPGA's # System Monitor # # - The 0.75 to 1.75 Volt Adjustable Reference for the # Base Function FPGA Select I/O Banks that receive the # 400 backplane processor input signals. # # # Reference Designators for these Reference Supplies # are in the range 1901:1949. # # # Base Function FPGA System Monitor Reference 1.250 Volt NET 'BULK_2V5' C1901-2 # Base Function System Monitor NET 'GROUND' C1901-1 # BULK_2V5 Filter Capacitor NET 'BULK_2V5' L1901-1 # 2.5V power filter input NET 'BF_SM_AVDD' L1901-2 # Filtered 2.5V for BF SM NET 'GROUND' L1902-1 # Ground filter input NET 'BF_SM_AVSS' L1902-2 # Filtered Ground for BF SM NET 'BF_SM_AVDD' C1902-1 C1903-1 # BF SM 2.5V Filter Caps NET 'GROUND' C1902-2 C1903-2 # Ground BF SM 2.5V Filter Caps NET 'BF_SM_AVDD' C1904-1 C1906-1 # Base Function System Monitor NET 'BF_SM_AVSS' C1904-2 C1906-2 # AVDD Filter Caps NET 'BF_SM_VREFP' C1905-1 # Base Function System Monitor NET 'BF_SM_AVSS' C1905-2 # VREF Filter Cap NET 'BF_SM_AVDD' U1901-1 # Base Function System Monitor NET 'BF_SM_VREFP' U1901-2 # 1.250 Volt Reference Supply NET 'BF_SM_AVSS' U1901-3 # Input, Output, Common # # Topological Function FPGA System Monitor Reference 1.250 Volt NET 'BULK_2V5' C1911-2 # Topological Function System Monitor NET 'GROUND' C1911-1 # BULK_2V5 Filter Capacitor NET 'BULK_2V5' L1911-1 # 2.5V power filter input NET 'TP_SM_AVDD' L1911-2 # Filtered 2.5V for TP SM NET 'GROUND' L1912-1 # Ground filter input NET 'TP_SM_AVSS' L1912-2 # Filtered Ground for TP SM NET 'TP_SM_AVDD' C1912-1 C1913-1 # TP SM 2.5V Filter Caps NET 'GROUND' C1912-2 C1913-2 # Ground TP SM 2.5V Filter Caps NET 'TP_SM_AVDD' C1914-1 C1916-1 # Topological Function System Monitor NET 'TP_SM_AVSS' C1914-2 C1916-2 # AVDD Filter Caps NET 'TP_SM_VREFP' C1915-1 # Topological Function System Monitor NET 'TP_SM_AVSS' C1915-2 # VREF Filter Cap NET 'TP_SM_AVDD' U1911-1 # Topological Function System Monitor NET 'TP_SM_VREFP' U1911-2 # 1.250 Volt Reference Supply NET 'TP_SM_AVSS' U1911-3 # Input, Output, Common # # Adjustable Reference 0.75 to 1.75 Volt for the # 400 Backplane Processor Input Signals NET 'BULK_3V3' C1921-1 C1922-1 # BULK_3V3 Bypass Caps NET 'GROUND' C1921-2 C1922-2 # Ground the Bypass Filter Caps NET 'BULK_3V3' U1921-1 # Input Terminal on the REF3112 NET 'REF_TO_ADJ_REF' U1921-2 # 1.250V Reference Output Terminal NET 'GROUND' U1921-3 # Ground Terminal on the REF3112 NET 'REF_TO_ADJ_REF' R1921-3 C1923-2 # Hi Side of the Trim Pot CW NET 'LOW_TO_ADJ_REF' R1921-1 R1922-2 # Low Side of the Trim Pot CCW NET 'CNT_TO_ADJ_REF' R1921-2 C1924-2 # Center of the Trim Pot Wiper NET 'GROUND' C1923-1 C1924-1 # Ground the Filter Capacitors NET 'GROUND' R1922-1 # Ground the Low Side Resistors NET 'FEEDBACK_OP_AMP' R1923-2 R1924-1 # Gain 1.4 Feedback Resistors NET 'GROUND' R1923-1 # Ground the Feedback Resistor NET 'FEEDBACK_OP_AMP' U1922-2 # Op-Amp Pin #2 -IN NET 'CNT_TO_ADJ_REF' U1922-3 # Op-Amp Pin #3 +IN NET 'GROUND' U1922-4 # Op-Amp Pin #4 V- Ground NET 'OUTPUT_OP_AMP' U1922-6 # Op-Amp Pin #6 Output NET 'BULK_3V3' U1922-7 # Op-Amp Pin #7 V+ BULK_3V3 NET 'No_Conn_OP_AMP_P1' U1922-1 # No Connect to Pin #1 of the Op-Amp NET 'No_Conn_OP_AMP_P5' U1922-5 # No Connect to Pin #5 of the Op-Amp NET 'No_Conn_OP_AMP_P8' U1922-8 # No Connect to Pin #8 of the Op-Amp NET 'OUTPUT_OP_AMP' R1924-2 R1925-2 # Op-Amp Output to FB and Series Res NET 'VREF_P' R1925-1 # Adjustable Ref to Base Function NET 'OUTPUT_OP_AMP' U1923-3 # Op-Amp Output Clamp at +2.4V Max NET 'GROUND' U1923-1 U1923-2 # Ground the Output Clamp NET 'BULK_3V3' C1925-2 # BULK_3V3 Bypass Caps NET 'GROUND' C1925-1 # Ground the Bypass Filter Caps