# # DDR4 CPU # ----- # # Disco-Kraken Key-In Components File # --------------------------------------- # # # Original Rev. 26-Feb-2023 # Most Recent Rev. 25-Oct-2024 # # # This file holds all of the components for the # DDR4 Memory for the CPU section of the FPGA/CPU. # # # This is a Fixed Placement comps file. # # UNITS MM # # Board_Location # Ref Part_Number Symbol Geometry X Y Properties #----- ----------- ------ ------------------ ---------------- ---------- # U401 MT40A1G16 SY_JUNK DDR4_96_Pin 96.50 95.00 1 0 ($G,"$O,$V") (COMPONENT_TYPE,"Mem_Grp") U402 MT40A1G16 SY_JUNK DDR4_96_Pin 96.50 108.00 1 0 ($G,"$O,$V") (COMPONENT_TYPE,"Mem_Grp") # # # Now the Termina_Via_Array for connecting the CA Bus # to its termination resistors. # # TVA2 Not_A_Part SY_JUNK Term_Via_Array 84.5 86.5 1 0 # # # Now the 25 Terminator Resistors on the Address & Command lines # and their local ByPass Capacitors # # R401 Res_39_Ohm_0402 SY_JUNK Res_0402 85.10 80.90 2 90 R403 Res_39_Ohm_0402 SY_JUNK Res_0402 86.30 80.90 2 90 R405 Res_39_Ohm_0402 SY_JUNK Res_0402 87.50 80.90 2 90 R407 Res_39_Ohm_0402 SY_JUNK Res_0402 88.70 80.90 2 90 R409 Res_39_Ohm_0402 SY_JUNK Res_0402 89.90 80.90 2 90 R411 Res_39_Ohm_0402 SY_JUNK Res_0402 91.10 80.90 2 90 R413 Res_39_Ohm_0402 SY_JUNK Res_0402 92.30 80.90 2 90 R415 Res_39_Ohm_0402 SY_JUNK Res_0402 93.50 80.90 2 90 R417 Res_39_Ohm_0402 SY_JUNK Res_0402 94.70 80.90 2 90 R419 Res_39_Ohm_0402 SY_JUNK Res_0402 95.90 80.90 2 90 R421 Res_39_Ohm_0402 SY_JUNK Res_0402 97.10 80.90 2 90 R423 Res_39_Ohm_0402 SY_JUNK Res_0402 98.30 80.90 2 90 R425 Res_39_Ohm_0402 SY_JUNK Res_0402 99.50 80.90 2 90 C471 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 85.10 77.00 2 90 C473 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 87.50 77.00 2 90 C475 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 89.90 77.00 2 90 C477 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 92.30 77.00 2 90 C479 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 94.70 77.00 2 90 C481 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 97.10 77.00 2 90 C483 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 99.50 77.00 2 90 R402 Res_39_Ohm_0402 SY_JUNK Res_0402 85.10 80.90 1 90 R404 Res_39_Ohm_0402 SY_JUNK Res_0402 86.30 80.90 1 90 R406 Res_39_Ohm_0402 SY_JUNK Res_0402 87.50 80.90 1 90 R408 Res_39_Ohm_0402 SY_JUNK Res_0402 88.70 80.90 1 90 R410 Res_39_Ohm_0402 SY_JUNK Res_0402 89.90 80.90 1 90 R412 Res_39_Ohm_0402 SY_JUNK Res_0402 91.10 80.90 1 90 R414 Res_39_Ohm_0402 SY_JUNK Res_0402 92.30 80.90 1 90 R416 Res_39_Ohm_0402 SY_JUNK Res_0402 93.50 80.90 1 90 R418 Res_39_Ohm_0402 SY_JUNK Res_0402 94.70 80.90 1 90 R420 Res_39_Ohm_0402 SY_JUNK Res_0402 95.90 80.90 1 90 R422 Res_39_Ohm_0402 SY_JUNK Res_0402 97.10 80.90 1 90 R424 Res_39_Ohm_0402 SY_JUNK Res_0402 98.30 80.90 1 90 C472 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 85.10 77.00 1 90 C474 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 87.30 77.00 1 90 C476 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 89.50 77.00 1 90 C478 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 91.70 77.00 1 90 C480 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 93.90 77.00 1 90 C482 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 96.10 77.00 1 90 C484 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 98.30 77.00 1 90 # # # Now the 2 Terminator Resistors on the Clock lines # and their local ByPass Capacitors # # R426 Res_39_Ohm_0402 SY_JUNK Res_0402 100.50 80.90 1 90 R427 Res_39_Ohm_0402 SY_JUNK Res_0402 101.70 80.90 1 90 C485 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 101.10 78.70 1 90 # # # Now the ZQ Reference Resistors # # and the ALERT_B Pull-Up Resistor # # and the RESET_B Pull-Down Resistor # # and the TEN Pull-Down Resistor # # # # ZQ Reference Resistors 240 Ohm to Ground # R428 Res_240_Ohm_0402 SY_JUNK Res_0402 99.30 88.80 1 0 R429 Res_240_Ohm_0402 SY_JUNK Res_0402 99.30 101.80 1 0 # # ALERT_B Pull-Up Resistor 4.7k Ohm to VDD_DDR4_1V2 # R430 Res_4.7k_Ohm_0603 SY_JUNK Res_0603 80.00 85.00 1 90 # # RESET_B Pull-Down Resistor 4.7k Ohm to Ground # R431 Res_4.7k_Ohm_0603 SY_JUNK Res_0603 85.10 100.20 1 0 # # TEN Pull-Down Resistor 22 Ohm to Ground # # Note: The CPU DDR4 Controller does not drive the TEN signal. # R432 defines the level of this signal. TEN (Test Enable) # is High Active. # R432 Res_22_Ohm_0603 SY_JUNK Res_0603 82.00 85.00 1 90 # # # Now the Bypass Capacitors for Memory Chip U401 # # # # Bypass Capacitors on U402 VDD_DDR4_1V2 # C401 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 100.90 103.10 1 0 C402 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 95.50 103.10 1 0 C403 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 104.20 111.20 1 90 C404 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 104.20 104.80 1 90 C405 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 100.10 112.90 1 0 C406 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 95.60 112.90 1 0 C407 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 100.90 103.20 2 0 C408 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 97.70 103.10 1 0 C409 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 93.60 103.20 2 0 C410 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 100.20 112.80 2 0 C411 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 97.80 112.90 1 0 C412 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 90.50 112.80 2 0 C413 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 99.30 106.00 2 0 C414 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 98.90 108.00 2 0 C415 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 104.00 111.00 2 90 C416 Cap_10_uFd_10_V_0805 SY_JUNK Cap_0805 84.50 108.00 2 0 C417 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 85.10 105.00 1 0 C418 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 106.60 111.70 1 0 C419 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 85.10 111.50 1 0 C420 Cap_10_uFd_10_V_0805 SY_JUNK Cap_0805 106.20 104.80 1 90 # # Bypass Capacitors on U402 VDD_BULK_2V5 # C421 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 90.50 103.10 1 0 C422 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 102.60 112.90 1 0 C423 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 103.00 114.60 1 0 C424 Cap_10_uFd_10_V_0805 SY_JUNK Cap_0805 86.00 103.00 2 0 # # Bypass Capacitors on U402 Vrefca # C427 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 92.90 112.90 1 0 # # # Now the Bypass Capacitors for Memory Chip U402 # # # # Bypass Capacitors on U401 VDD_DDR4_1V2 # C431 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 100.90 90.10 1 0 C432 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 95.70 90.10 1 0 C433 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 104.20 98.20 1 90 C434 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 104.20 91.80 1 90 C435 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 100.10 99.90 1 0 C436 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 95.60 99.90 1 0 C437 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 100.90 90.20 2 0 C438 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 97.70 90.20 2 0 C439 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 93.70 90.20 2 0 C440 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 100.10 99.80 2 0 C441 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 97.80 99.90 1 0 C442 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 90.50 99.90 2 0 C443 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 99.70 93.00 2 0 C444 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 97.30 93.00 2 0 C445 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 101.30 97.00 2 0 C446 Cap_10_uFd_10_V_0805 SY_JUNK Cap_0805 84.40 95.00 2 0 C447 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 85.10 92.00 1 0 C448 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 106.60 98.70 1 0 C449 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 85.10 98.00 1 0 C450 Cap_10_uFd_10_V_0805 SY_JUNK Cap_0805 105.50 88.00 1 90 # # Bypass Capacitors on U401 VDD_BULK_2V5 # C451 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 90.40 90.10 1 0 C452 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 102.50 99.80 2 0 C453 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 102.90 100.90 1 0 C454 Cap_10_uFd_10_V_0805 SY_JUNK Cap_0805 86.50 88.90 2 0 # # Bypass Capacitors on U401 Vrefca # C457 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 92.90 99.90 1 0