# # DDR4 CPU # ----- # # Disco-Kraken Key-In Components File # --------------------------------------- # # # Original Rev. 26-Feb-2023 # Most Recent Rev. 10-Mar-2023 # # # This file holds all of the components for the # DDR4 Memory for the CPU section of the FPGA/CPU. # # # This is a Relatively Placed Component Set comps file. # # # I will center this file on U401 the upper of the # two memory chips for the CPU. # # As a nominal starting location, place U401 at # X = -13.50 mm and Y = -29.50 mm wrt the FPGA/CPU. # UNITS MM # # Board_Location # Ref Part_Number Symbol Geometry X Y Properties #----- ----------- ------ ------------------ ---------------- ---------- # U401 MT40a1G16 SY_JUNK DDR4_96_Pin 0.00 0.00 1 0 U402 MT40a1G16 SY_JUNK DDR4_96_Pin 0.00 -17.00 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 -8.60 -28.00 1 90 R403 Res_39_Ohm_0402 SY_JUNK Res_0402 -7.40 -28.00 1 90 R405 Res_39_Ohm_0402 SY_JUNK Res_0402 -6.20 -28.00 1 90 R407 Res_39_Ohm_0402 SY_JUNK Res_0402 -5.00 -28.00 1 90 R409 Res_39_Ohm_0402 SY_JUNK Res_0402 -3.80 -28.00 1 90 R411 Res_39_Ohm_0402 SY_JUNK Res_0402 -2.60 -28.00 1 90 R413 Res_39_Ohm_0402 SY_JUNK Res_0402 -1.40 -28.00 1 90 R415 Res_39_Ohm_0402 SY_JUNK Res_0402 -0.20 -28.00 1 90 R417 Res_39_Ohm_0402 SY_JUNK Res_0402 1.00 -28.00 1 90 R419 Res_39_Ohm_0402 SY_JUNK Res_0402 2.20 -28.00 1 90 R421 Res_39_Ohm_0402 SY_JUNK Res_0402 3.40 -28.00 1 90 R423 Res_39_Ohm_0402 SY_JUNK Res_0402 4.60 -28.00 1 90 R425 Res_39_Ohm_0402 SY_JUNK Res_0402 5.80 -28.00 1 90 C471 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 -8.60 -31.00 1 90 C473 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 -6.20 -31.00 1 90 C475 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 -3.80 -31.00 1 90 C477 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 -1.40 -31.00 1 90 C479 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 1.00 -31.00 1 90 C481 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 3.40 -31.00 1 90 C483 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 5.80 -31.00 1 90 R402 Res_39_Ohm_0402 SY_JUNK Res_0402 -8.00 -35.00 1 90 R404 Res_39_Ohm_0402 SY_JUNK Res_0402 -6.80 -35.00 1 90 R406 Res_39_Ohm_0402 SY_JUNK Res_0402 -5.60 -35.00 1 90 R408 Res_39_Ohm_0402 SY_JUNK Res_0402 -4.40 -35.00 1 90 R410 Res_39_Ohm_0402 SY_JUNK Res_0402 -3.20 -35.00 1 90 R412 Res_39_Ohm_0402 SY_JUNK Res_0402 -2.00 -35.00 1 90 R414 Res_39_Ohm_0402 SY_JUNK Res_0402 -0.80 -35.00 1 90 R416 Res_39_Ohm_0402 SY_JUNK Res_0402 0.40 -35.00 1 90 R418 Res_39_Ohm_0402 SY_JUNK Res_0402 1.60 -35.00 1 90 R420 Res_39_Ohm_0402 SY_JUNK Res_0402 2.80 -35.00 1 90 R422 Res_39_Ohm_0402 SY_JUNK Res_0402 4.00 -35.00 1 90 R424 Res_39_Ohm_0402 SY_JUNK Res_0402 5.20 -35.00 1 90 C472 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 -8.00 -38.00 1 90 C474 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 -5.60 -38.00 1 90 C476 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 -3.20 -38.00 1 90 C478 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 -0.80 -38.00 1 90 C480 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 1.60 -38.00 1 90 C482 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 4.00 -38.00 1 90 C484 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 6.40 -38.00 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 9.50 -34.00 1 90 R427 Res_39_Ohm_0402 SY_JUNK Res_0402 10.70 -34.00 1 90 C485 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 9.00 -38.00 1 90 C486 Cap_100_nFd_25_V_0603 SY_JUNK Cap_0603 11.20 -38.00 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 -3.20 -42.00 1 90 R429 Res_240_Ohm_0402 SY_JUNK Res_0402 -2.00 -42.00 1 90 # # ALERT_B Pull-Up Resistor 4.99k Ohm to VDD_DDR4_1V2 # R430 Res_4.99k_Ohm_0603 SY_JUNK Res_0603 0.00 -42.00 1 90 # # RESET_B Pull-Down Resistor 10k Ohm to Ground # R431 Res_10.0k_Ohm_0603 SY_JUNK Res_0603 5.20 -42.00 1 90 # # TEN Pull-Down Resistor 10k Ohm to Ground # R432 Res_10.0k_Ohm_0603 SY_JUNK Res_0603 7.20 -42.00 1 90 # # # Now the Bypass Capacitors for Memory Chip U401 # # # # Bypass Capacitors on U401 VDD_DDR4_1V2 # C401 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -7.50 7.50 1 0 C402 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 0.00 7.50 1 0 C403 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 7.50 7.50 1 0 C404 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -7.50 -7.50 1 0 C405 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 0.00 -7.50 1 0 C406 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 7.50 -7.50 1 0 C407 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -7.50 7.80 2 0 C408 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 0.00 7.80 2 0 C409 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 7.50 7.80 2 0 C410 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -7.50 -7.80 2 0 C411 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 0.00 -7.80 2 0 C412 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 7.50 -7.80 2 0 C413 Cap_10_uFd_10_V_0805 SY_JUNK Cap_0805 -15.00 6.80 1 0 C414 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 -15.00 3.90 1 0 C415 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 -15.00 0.00 1 0 C416 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 -15.00 -3.90 1 0 C417 Cap_10_uFd_10_V_0805 SY_JUNK Cap_0805 -15.00 -6.80 1 0 # # Bypass Capacitors on U401 VDD_BULK_2V5 # C420 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 3.70 7.50 1 0 C421 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 3.70 7.80 2 0 C422 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -3.70 -7.50 1 0 C423 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -3.70 -7.80 2 0 C424 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 -11.00 3.50 1 0 C425 Cap_10_uFd_10_V_0805 SY_JUNK Cap_0805 -11.00 -3.50 1 0 # # Bypass Capacitors on U401 Vrefca # C427 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -3.70 7.50 1 0 C428 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -3.70 7.80 2 0 C429 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -11.00 0.00 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 -7.50 -9.50 1 0 C432 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 0.00 -9.50 1 0 C433 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 7.50 -9.50 1 0 C434 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -7.50 -24.50 1 0 C435 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 0.00 -24.50 1 0 C436 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 7.50 -24.50 1 0 C437 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -7.50 -9.80 2 0 C438 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 0.00 -9.80 2 0 C439 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 7.50 -9.80 2 0 C440 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -7.50 -24.80 2 0 C441 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 0.00 -24.80 2 0 C442 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 7.50 -24.80 2 0 C443 Cap_10_uFd_10_V_0805 SY_JUNK Cap_0805 -15.00 -10.20 1 0 C444 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 -15.00 -13.10 1 0 C445 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 -15.00 -17.00 1 0 C446 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 -15.00 -20.90 1 0 C447 Cap_10_uFd_10_V_0805 SY_JUNK Cap_0805 -15.00 -23.80 1 0 # # Bypass Capacitors on U401 VDD_BULK_2V5 # C450 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 3.70 -9.50 1 0 C451 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 3.70 -9.80 2 0 C452 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -3.70 -24.50 1 0 C453 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -3.70 -24.80 2 0 C454 Cap_1_uFd_25_V_0603 SY_JUNK Cap_0603 -11.00 -13.10 1 0 C455 Cap_10_uFd_10_V_0805 SY_JUNK Cap_0805 -11.00 -20.90 1 0 # # Bypass Capacitors on U401 Vrefca # C457 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -3.70 -9.50 1 0 C458 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -3.70 -9.80 2 0 C459 Cap_100_nFd_16_V_0402 SY_JUNK Cap_0402 -11.00 -17.00 1 0