450NX Datasheet, PDF (126/248 Pages) Intel Corporation – Intel 450NX PCIset

12. Electrical Characteristics
Table 12-1: Signal Groups MIOC (Continued)
CMOS Input 2.5 V (3.3 V Tolerant)
HCLKIN, X(0,1)CLKFB, TMS, TDI, TCK, TRST# 1
CMOS I/O 14mA 2.5 V Open Drain
Output (3.3 V Tolerant)
BP[1:0]#, ERR[1:0]#
CMOS Output 10mA 3.3 V
CRESET#, INTREQ#, IOREQ#, SMIACT#,
PWRGDB, X(0,1)CLK, X(0,1)CLKB
Analog signals
CRES[1:0], VCCA[2:0], VREF[5:0]
Note:
1. HCLKIN is equivalent to the Processor BCLK
Table 12-2: Signal Groups PXB
Pin Group
Signals
AGTL+ Input
XBLK#, XHRTS#, XHSTBN#, XHSTBP#, XRST#
AGTL+ Output
XIB, XXRTS#, XXSTBN#, XXSTBP#
AGTL+ I/O
XADS#, XBE[1:0], XD[15:0]#, XPAR#
CMOS Input 2.5 V (3.3 V Tolerant) XCLK, TMS, TDI, TCK, TRST#
CMOS Input 3.3 V
P(A,B)CLKFB, PIIXOK#, PWRGD
CMOS Output 10mA, 3.3 V
P(A,B)CLK
CMOS 14mA 2.5 V Open Drain
Output (3.3 V Tolerant)
TDO
CMOS I/O 14mA, 3.3 V
Open Drain Output
P(A,B)MON[1:0]#
Analog Signals
CRES[1:0], VCCA[2:0], VREF[1:0]
PCI Signals (Non-Duplicated)
ACK64#, MODE64#, PHOLD#, PHLDA#, REQ64#,
WSC#
PCI Signals
INTRQ(A,B)#, P(A,B)AD[31:0], P(A,B)C/BE#[3:0],
P(A,B)DEVSEL#, P(A,B)FRAME#, P(A,B)GNT[5:0]#,
P(A,B)IRDY#, P(A,B)LOCK#, P(A,B)PAR,
P(A,B)PERR#, P(A,B)REQ(5:0)#, P(A,B)RST#,
P(A,B)SERR#, P(A,B)STOP#, P(A,B)TRDY#,
P(A,B)XARB#
Notes
Table 12-3: Signal Groups MUX
Pin Group
Signals
AGTL+ Input
AGTL+ I/O
CMOS Input 2.5 V (3.3 V Tolerant)
CMOS 14mA, 2.5 V Open Drain
Output (3.3 V Tolerant)
CMOS I/O 10mA, 3.3 V
Analog Signals
AVWP#, DOFF[1:0]#, DSEL#, DVALID#, LD-
STB#, LRD#, WDEVT#, WDME#, MRESET#
DCMPLT#, DSTBP[1:0]#, DSTBN[1:0]#, GDCM-
PLT#, MD[35:0]#
HCLKIN, TMS, TDI, TCK, TRST#
TDO
Q0D[35:0], Q1D[35:0], Q2D[35:0], Q3D[35:0]
CRES[1:0], VCCA, VREF[1:0]
Notes
12-2
Intel® 450NX PCIset