# # CMX-0 Nets File # # # Power Supply Hi/Low Supervisor Nets # ----------------======-------------------- # # # Original Rev. 21-Dec-2012 # Most Recent Rev. 2-Aug-2013 # # # # The CMX card uses two AD12914-2 IC to monitor the # output of the DCDC Converters. The converter outputs # are monitored for both Under Volt and for Over Volt # conditions. Once all 7 supplies have been stable # for about 1 second then the PRE_BOARD_POWER_OK signal # is asserted HI. If any supply then goes out of # tolerance for more than a few 10s of usec this will # force the PRE_BOARD_POWER_OK signal will be pulled # back Low for about one second. # # # Most Reference Designators for the Power Supply # Hi/Low Supervisor are in the range 1851:1899. # # The output from the two AD12914-2 Hi/Low # Supervisors goes to the nets listed in the file: # # power_supply_brd_pwr_ok_n2p.txt # # # # U1861 and u1862 AD12914-2 Voltage Monitors: # ----------------------------------------------- # U1861 Voltage Monitors # # Voltage Monitor U1861 Channel #1 BULK_2V5 NET 'BULK_2V5' R1861-2 # Top side of the Voltage Divider NET 'MON_BULK_2V5_UV' R1861-1 R1862-2 # HI Tap on BULK_2V5 Volt Divider NET 'MON_BULK_2V5_UV' U1861-1 # U1861 Ch #1 VH1 pin #1 NET 'MON_BULK_2V5_OV' R1862-1 R1863-2 # Low Tap on BULK_2V5 Volt Divider NET 'MON_BULK_2V5_OV' U1861-2 # U1861 Ch #1 VL1 pin #2 NET 'GROUND' R1863-1 # Low side of the Voltage Divider # # Voltage Monitor U1861 Channel #2 BULK_3V3 NET 'BULK_3V3' R1864-2 # Top side of the Voltage Divider NET 'MON_BULK_3V3_UV' R1864-1 R1865-2 # HI Tap on BULK_3V3 Volt Divider NET 'MON_BULK_3V3_UV' U1861-3 # U1861 Ch #2 VH2 pin #3 NET 'MON_BULK_3V3_OV' R1865-1 R1866-2 # Low Tap on BULK_3V3 Volt Divider NET 'MON_BULK_3V3_OV' U1861-4 # U1861 Ch #2 VL2 pin #4 NET 'GROUND' R1866-1 # Low side of the Voltage Divider # # Voltage Monitor U1861 Channel #3 TP_CORE NET 'TP_CORE' R1867-2 # Top side of the Voltage Divider NET 'MON_TP_CORE_UV' R1867-1 R1868-2 # HI Tap on TP_CORE Volt Divider NET 'MON_TP_CORE_UV' U1861-5 # U1861 Ch #3 VH3 pin #5 NET 'MON_TP_CORE_OV' R1868-1 R1869-2 # Low Tap on TP_CORE Volt Divider NET 'MON_TP_CORE_OV' U1861-6 # U1861 Ch #3 VL3 pin #6 NET 'GROUND' R1869-1 # Low side of the Voltage Divider # # Voltage Monitor U1861 Channel #4 GTX_AVCC NET 'GTX_AVCC' R1870-2 # Top side of the Voltage Divider NET 'MON_GTX_AVCC_UV' R1870-1 R1871-2 # HI Tap on GTX_AVCC Volt Divider NET 'MON_GTX_AVCC_UV' U1861-7 # U1861 Ch #4 VH4 pin #7 NET 'MON_GTX_AVCC_OV' R1871-1 R1872-2 # Low Tap on GTX_AVCC Volt Divider NET 'MON_GTX_AVCC_OV' U1861-8 # U1861 Ch #4 VL4 pin #8 NET 'GROUND' R1872-1 # Low side of the Voltage Divider # U1862 Voltage Monitors # # Voltage Monitor U1862 Channel #1 GTX_AVTT NET 'GTX_AVTT' R1873-2 # Top side of the Voltage Divider NET 'MON_GTX_AVTT_UV' R1873-1 R1874-2 # HI Tap on GTX_AVTT Volt Divider NET 'MON_GTX_AVTT_UV' U1862-1 # U1862 Ch #1 VH1 pin #1 NET 'MON_GTX_AVTT_OV' R1874-1 R1875-2 # Low Tap on GTX_AVTT Volt Divider NET 'MON_GTX_AVTT_OV' U1862-2 # U1862 Ch #1 VL1 pin #2 NET 'GROUND' R1875-1 # Low side of the Voltage Divider # # Voltage Monitor U1862 Channel #2 BF_CORE NET 'BF_CORE' R1876-2 # Top side of the Voltage Divider NET 'MON_BF_CORE_UV' R1876-1 R1877-2 # HI Tap on BF_CORE Volt Divider NET 'MON_BF_CORE_UV' U1862-3 # U1862 Ch #2 VH2 pin #3 NET 'MON_BF_CORE_OV' R1877-1 R1878-2 # Low Tap on BF_CORE Volt Divider NET 'MON_BF_CORE_OV' U1862-4 # U1862 Ch #2 VL2 pin #4 NET 'GROUND' R1878-1 # Low side of the Voltage Divider # # Voltage Monitor U1862 Channel #3 BSPT_CORE NET 'BSPT_CORE' R1879-2 # Top side of the Voltage Divider NET 'MON_BSPT_CORE_UV' R1879-1 R1880-2 # HI Tap on BSPT_CORE Volt Divider NET 'MON_BSPT_CORE_UV' U1862-5 # U1862 Ch #3 VH3 pin #5 NET 'MON_BSPT_CORE_OV' R1880-1 R1881-2 # Low Tap on BSPT_CORE Volt Divider NET 'MON_BSPT_CORE_OV' U1862-6 # U1862 Ch #3 VL3 pin #6 NET 'GROUND' R1881-1 # Low side of the Voltage Divider # # Voltage Monitor U1862 Channel #4 BULK_5V0 NET 'BULK_5V0' R1882-2 # Top side of the Voltage Divider NET 'MON_BULK_5V0_UV' R1882-1 R1883-2 # HI Tap on BULK_5V0 Volt Divider NET 'MON_BULK_5V0_UV' U1862-7 # U1862 Ch #4 VH4 pin #7 NET 'MON_BULK_5V0_OV' R1883-1 R1884-2 # Low Tap on BULK_5V0 Volt Divider NET 'MON_BULK_5V0_OV' U1862-8 # U1862 Ch #4 VL4 pin #8 NET 'GROUND' R1884-1 # Low side of the Voltage Divider # # Voltage Monitor UV_B and OV_B pins # # PRE_BOARD_POWER_OK goes HI when all monitored # voltages are within their tolerances. # NET 'PRE_BOARD_POWER_OK' U1861-11 U1861-12 # Under Volt and Over Volt NET 'PRE_BOARD_POWER_OK' U1862-11 U1862-12 # Open Drain pins # # U1861 AD12914-2 Power and Ground Connections. NET 'BULK_5V0' R1891-2 # +5V Power for the U1861 AD12914-2 NET 'VOLT_MONIT_1_POW' R1891-1 C1863-1 # Filtered power for U1861 NET 'VOLT_MONIT_1_POW' U1861-16 u1861-14 # U1861 Vdd and SEL pins NET 'GROUND' C1863-2 # Ground the power filter cap. NET 'GROUND' U1861-9 # U1861 AD12914-2 GROUND connection # # U1862 AD12914-2 Power and Ground Connections. NET 'BULK_5V0' R1892-2 # +5V Power for the U1862 AD12914-2 NET 'VOLT_MONIT_2_POW' R1892-1 C1864-1 # Filtered power for U1862 NET 'VOLT_MONIT_2_POW' U1862-16 U1862-14 # U1862 Vdd and SEL pins NET 'GROUND' C1864-2 # Ground the power filter cap. NET 'GROUND' U1862-9 # U1862 AD12914-2 GROUND connection # # Timing Capacitors for U1861 and U1862 AD12914-2 NET 'VOLT_MONIT_1_TIME' U1861-15 C1861-1 # Timing Capacitor for U1861 NET 'GROUND' C1861-2 # Ground for U1861 Timing Capacitor NET 'VOLT_MONIT_2_TIME' U1862-15 C1862-1 # Timing Capacitor for U1862 NET 'GROUND' C1862-2 # Ground for U1862 Timing Capacitor # # NO Connection Pins on U1861 and u1862 NET 'No_Conn_U1861_REF_P10' U1861-10 # No Connection to Reference pin NET 'No_Conn_U1861_DIS_P13' U1861-13 # No Connection to DIS pin NET 'No_Conn_U1862_REF_P10' U1862-10 # No Connection to Reference pin NET 'No_Conn_U1862_DIS_P13' U1862-13 # No Connection to DIS pin