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いつやわにべ
5 years ago
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2 InfiniBand P P P SMA ii

3 PCI PCI IBM ISA 1990 PCI33MHz32 ISA 1 PCI 133MByte/s PCI 66MHz64 2 PCI PCI-X 2 DDR 4 QDR PCI PCI-X 1 SCSI SCSI 1986SCSI8 5MByte/s 6.1m Wide SCSI SCSI SCSI SCSI SCSI Ultra SCSI 20MHz 43m m 5 SCSI LVDS SCSI LVD 1

4 1980 LAN 10Mbpsbps Base-T 100Mbps GBE 1000Mbps 10GBE 1010Gbps 1000Base-T DSP 1000Base-T 10Base-T 100m PCI PCI Express PCI Express 2.5Gbps PCI Express 4 32PCI Express PCI Express 4 PCI Express 8B/10B 25% DC DC AC SERDES SERDES / PCI Express EMI 2

5 1. / / 2 1 HI LO 1 TTL TTL ECL ECL ECL CMOS CMOS p nmos ASIC

6 MHz32 EMI 4

7 DC AC EMI 2 5

8 EMI 6

9 4 1 1 InfiniBand

10 FR-4 AC AC DC AC DC AC 8B/10BDC 8

11 SERDES SERDES SERDES CMLCML ECL CML MOSFET CML 50W CML CML I/O InfiniBand PCI Express Serial ATA XAUI 8B/10B InfiniBand PCI XAUI10 Gigabit 4 InfiniBand PCI Express 2.5Gbps Serial ATA 1.5Gbps XAUI3.125Gbps XAUI 3.125Gbps4 8B/10B 10Gbpsbps 25% 12.5Gbps 1 InfiniBand InfiniBand IInfiniBand InfiniBand <20 <17m 75m 10km InfiniBandPCI InfiniBandI/O I/O ExpressPCI PCI Serial ATAPC ATAIDE 9

12 3. InfiniBand 3 InfiniBand HCA Host Channel Adapter TCA Target Channel Adapter InfiniBand InfiniBand HCA TCA InfiniBand HCA TCA InfiniBand IPv6 InfiniBand InfiniBand 10

13 InfiniBand InfiniBand InfiniBand1.1 Z D W Z SE W Z MSE 10 % Z RTerm W L DR 10 db L CMR 6 db V diff pp V V CM V V disable V V RSense p-p 175 mv V RCM V V tt V UI ps t DRF / 100 ps J T1.35 UI t REye 140 ps J TR.65 UI S RBtB 24 ns InfiniBand InfiniBand InfiniBand InfiniBand InfiniBand2 2.5Gbps InfiniBand InfiniBand InfiniBand 17m InfiniBand InfiniBand InfiniBand 100W Z D Z SE Z RTerm 11

14 4. InfiniBand V CM = 0.75 V; V diff = 1.3 V Z MSE EMI Z RTerm 2 L DR L CMR S 100MHz 1.875GHz bps8b/10b 2.5Gbps InfiniBand 12

15 InfiniBand InfiniBand DC InfiniBand ACAC 4700pF DC 250MHz 1W 250MHz2.5Gbps bps8b/10b 8B/10B bv diff 4 a2 4 a2 4 b 4 a 2 InfiniBand DC InfiniBand InfiniBand * 1 UI Unit Interval 1 2.5Gbpsbps400ps InfiniBand1UI 31 TDSJIT3 TDSRT-Eye * 1 1 UI Unit Interval 13

16 / / 10 90% 20 80% / / 6UI InfiniBand InfiniBand 500ps1 EMI 1 InfiniBand CMRR 50W 14

17 5. 5 V+ V + = V CM + V DM V V = V CM V DM A DM V O = A DM * (V + V ) V O = A DM * [(V CM + V DM ) (V CM V DM )] V O = A DM * (2 V DM ) 2 2 V CM = (V + + V ) / 2 2 V DIFF = V + V 2 A CM = V O / V CM with V DM = 0 CMRR CMRR = A DM / A CM CMRR CMRR db = 20 log (A DM / A CM ) in db DC CMRR 60dB 1V DC 60dB CMRR V DC 1mV CMRR 1mV AC DCCMRR CMRRDC 15

18 CMRR 1 2m 50W 30pF/ft. 1MW MHz 3 P7350 P P P P kw ±2% 50 kw ±2% 1 <0.3 pf 100MHz <0.45 pf 100MHz 1 DC 0.16 ±2% 6.25 ±2.5 V = V 5.0 V ±15 V ±1.25 V CMRR DC >60 db 1 MHz >55 db 30 MHz >50 db 1 GHz >30 db DC 5 GHz 3dB <100 ps 10 90% <65 ps 20 80% 50W 50W 16

19 6. P P7350 P7350 CMRR P7350 Tektronix TekConnect P7350 6P RI P W C S 21P pF 2 C D 2 P7350 C D 0.1pF 0.3pF P7350 R S 50kW 100kW R DM 1 DC 1MHzP kW 1MHz 1GHzP W

20 7. P7330 Web 7 P7330 P7330 P GHz P P7350 DC 1GHz P7350 DC 2% DC8 P7350DC 1GHz 1GHzDC P7350 5GHz 3dB DC 30% P7350 DC P7350 DC 2% P

21 8. P7350 TekConnect DC DC P7350 P7350 ±2.5V TekConnect DC P7350 CMRR 5.0V +6.25V DC mv DC 19

22 9. P7350 P7350 P7350 P7350±2.5V +6.25V -5.0V P7350 ±1.25V TekConnect 9 DC P7350 P7350 DC P

23 10. P7350 CMRR DC DC V DIFF = V + V = V DC 0 = V DC DC ±1.25V DC P7350 ±2.5V P7350 CMRRDC1GHz CMRR CMRR 2 CMRR10 CMRR 10 CMRRCM db DMdB CMRR = A DM (db) A CM (db) P7350 CMRR CMRR P DC 3dB 10% 90% 21

24 0.35 P7350 DC 5GHz 25W S P7350 TekConnect TekConnect P7350 6GHz TDS6604 5GHz P7350 4GHz TDS7404 4GHz2 P %100ps 30ps rise time probe = (rise time 2 system&probe rise time 2 system ) 20 80% P % 65ps 10 90% 20 80% RT ª 1.5 * RT

25 11. z 2 1CMRR CMRR P6330 P7330 P

26 1 2 1 PPM100 PPM100 10ml 100ml 3 P6330P7330P mils 180mils 2 100mils 25mil 24

27 4. P ps 10/90% 20/80% >5 GHz 127 ps 85 ps 10%, >5 GHz 114 ps 77 ps 14%, >5 GHz 111 ps 76 ps 22% 10 W, GHz 120 ps 81 ps 18% 10 W, GHz 120 ps 81 ps 21% 20 W, GHz 129 ps 87 ps 9% 20 W, GHz 128 ps 87 ps 13% 25mil CMRR PPM100 1% 10W 20W 4P W 20W 25

28 50W 50W 50W 50W 50W 2 P7350SMA 50W P7350SMA1 50W P7350SMA 1 CMRR P6330P7330P CMRR DC AC DC 21 V CM = (V + + V )/2 V + = V = 0V CMRR CMRR 21 CMRR 26

29 2 50W 50W 2 CMRR CMRR CMRR 50W 2 2 CMRR 2 50W150ps/ P ps PCI Express 27

30 2 TDS TDS TDS TDS8000 TDS8000 TDS ps TDS6604 TDS W 50W 80E042 TDR TDS6604 SMA 6GHz TDS GS/s CH1 CH GS/s P7350SMA P7350SMA 1 50W SMA P7350SMA 1.2m 28

31 12. P7350SMA 12P7350SMA 2SMA 250W DC SMA50W CMRR DC DC 50W DC AC P7350SMA 0.02uF7MHz 1W DC DCDC 5GHz 6.25 P

32 P7350SMA DC DC 50W 500mW P7350SMA DC LVPECL3.3V 1.3V LVPECL +2.0V 1.3V 50W P7350SMA DC LVPECL P7350SMA DC CML CML P7350SMA DC 500mW DC DC P7350SMA P7350SMA 50WSMA P7350SMA 1SMA 10MHz DC 8B/10B DC DC P7350SMADC TekConnect DC DC SMA DC 500mW 5.0V P7350SMA 30

33 SMAP7350SMA 1ps TDR (10 90%) P7350SMA 100 ps 253 ps 1SMA 12 <10ps 18GHz <1.0dB 5GHz <0.5dB 1 5 TDR 80E04 TDR TDR P7350SMATDR ±100ps P7350SMA <±10ps ±10ps ±50ps 5. P7350SMA 75 ps 206 ps 50 ps 141 ps 25 ps 106 ps 10 ps 97 ps 0 ps 94 ps 5 ps 95 ps 10 ps 96 ps 15 ps 98 ps 20 ps 101 ps 25 ps 104 ps 30 ps 110 ps 35 ps 116 ps 40 ps 125 ps 45 ps 133 ps 50 ps 142 ps 75 ps 213 ps 100 ps 264 ps ±50ps TDR30ps <100ps 5<±10ps ±10ps 31

13. P7350SMA P7350SMA 1SMA SMA P7350SMA 1SMA <10ps TDR13 TDS8000 80E04 TDR TDR TDS TDR 21

34 13. P7350SMA P7350SMA 1SMA SMA P7350SMA 1SMA <10ps TDR13 TDS E04 TDR TDR TDS TDR ps SMA25ps P7350SMA SMA 450psSMA 2 SMA SMA P7350SMA TDR 32

35 2 P7350SMA2 CMRR DC CMRR 1 P7350SMA CMRR CMRR CMRR CMRR DC DC CMRR AC CMRR Ω 1GHz AC CMRR 80E04 TDR 2TDR 80E04 FFT AC CMRR 33

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untitled LVDS 1 ( LVDS) / 50% 2 ( LVDS) / 50% 3 USB2.0 480Mbps Serial ATA Gen1 1.5Gbps PCI Express Gen1 2.5Gbps 4 Host Data Device Clock 5 Data Skew Host Data Device Clock Setup Hold Data Skew 6 Host Data Device