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Alpha 21264/EV67 Hardware Reference Manual
Hardware Interface 3–13
Pin Assignments
AR1 BcData_H_22 AR3 Spare AR39 SysData_L_58
AR43 BcDataOutClk_H_3 AR45 BcData_H_119 AR7 SysData_L_25
AT 2 BcCheck_H_2 AT 38 SysData_L_59 AT 4 Sp a re
AT 42 BcDataOutClk_L_3 AT 4 4 BcCheck_H_14 AT8 SysData_L_26
AU3 BcDataOutClk_H_1 AU41 BcData_H_57 AU43 BcCheck_H_6
AU5 BcData_H_88 AV10 SysData_L_28 AV12 SysData_L_30
AV16 FrameClk_H AV18 IRQ_H_3 AV 22 MiscVref
AV24 SysAddIn_L_11 AV28 SysAddOut_L_13 AV 3 0 SysAddOut_L_7
AV34 SysData_L_63 AV36 SysData_L_61 AV4 BcDataOutClk_L_1
AV40 SysDataInClk_H_7 AV 42 BcData_H_122 AV6 SysData_L_27
AV8 PLL_VDD AW1 BcCheck_H_10 AW11 SysData_L_29
AW13 SysData_L_31 AW15 FrameClk_L AW17 IRQ_H_2
AW19 SromClk_H AW23 SysAddIn_L_14 AW27 SysAddIn_L_4
AW29 SysAddOut_L_11 AW33 SysAddOut_L_0 AW35 SysData_L_62
AW39 SysDataOutClk_L_7 AW45 BcData_H_56 AW5 BcData_H_26
AY12 BcData_H_95 AY1 8 DCOK_H AY2 BcData_H_24
AY20 Trst_L AY2 6 SysAddIn_L_8 AY28 SysAddIn_L_2
AY32 SysAddOut_L_5 AY34 SysCheck_L_7 AY38 SysData_L_60
AY40 BcDataInClk_H_7 AY4 4 BcData_H_58 AY6 SysDataInClk_H_3
AY8 SysDataOutClk_L_3 B10 BcData_H_0 B12 BcTag_H_23
B16 BcTag_H_31 B18 BcTag_H_35 B22 BcTagParity_H
B24 BcTagValid_H B28 BcAdd_H_4 B30 BcAdd_H_10
B34 BcAdd_H_18 B36 BcAdd_H_20 B4 BcData_H_68
B40 BcData_H_34 B42 BcData_H_99 B6 BcData_H_67
BA1 BcData_H_89 BA13 SysCheck_L_3 BA15 IRQ_H_0
BA19 TestStat_H BA21 Tdi_H BA25 SysVref
BA27 SysAddIn_L_5 BA3 BcData_H_90 BA31 SysAddOut_L_9
BA33 SysAddOut_L_4 BA37 BcData_H_126 BA39 Spare
BA43 BcData_H_59 BA45 BcData_H_121 BA9 BcData_H_93
BB10 BcData_H_30 BB14 NoConnect BB16 IRQ_H_5
BB2 BcData_H_25 BB20 Tdo_H BB22 SysDataOutValid_L
BB24 SysAddIn_L_10 BB26 SysAddInClk_L BB30 SysAddOut_L_14
BB32 SysAddOut_L_8 BB36 BcCheck_H_15 BB38 BcData_H_62
BB4 BcData_H_27 BB42 BcData_H_124 BB44 BcData_H_123
BB8 BcData_H_28 BC11 BcCheck_H_3 BC15 IRQ_H_4
BC17 SromData_H BC21 Spare BC23 SysFillValid_L
Table 3–5 Pin List Sorted by PGA Location (Continued)
PGA Location Signal Name PGA Location Signal Name PGA Location Signal Name