Hub Datasheet

176 Intel
®
E7505 Chipset MCH Datasheet
Electrical Characteristics
NOTE: CLK66 is being shared on HI_A and HI_B
NOTE: 1. Clk 66 is being shared on HI_A and HI_B
Table 6-5. Signal Groups AGP Interface
Signal
Group
Signal Type Signals Notes
(k) AGP I/O
GDEVSEL# (2.0), GDEVSEL (3.0), GAD[31:0], GC/BE[3:0]# (2.0),
GC/BE[3:0] (3.0), GPAR, DBI_LO (3.0 only), AD_STB0 (2.0),
AD_STBF0 (3.0), AD_STB0# (2.0), AD_STBS0 (3.0),
AD_STB1 (2.0), AD_STBF1 (3.0), AD_STB1# (2.0),
AD_STBS1 (3.0), PIPE# (2.0), DBI_HI (3.0), GIRDY# (2.0),
GIRDY (3.0), GTRDY# (2.0), GTRDY (3.0), GSTOP# (2.0),
GSTOP(3.0), PRCOMP_AGPx, GFRAME# (2.0), GFRAME (3.0)
(l) AGP Output GGNT#(2.0), GGNT(3.0), ST[2:0]
(m) AGP Input
GREQ# (2.0), GREQ (3.0), SBA[7:0] (2.0), SBA[7:0]# (3.0),
SB_STB (2.0), SB_STBF (3.0), SB_STB# (2.0), SB_STBS (3.0),
WBF# (2.0), WBF (3.0), SERR# (2.0), SERR(3.0), RBF# (2.0),
RBF (3.0)
(n) Analog Input PREF_AGPx, PSWNG_AGPx
Table 6-6. Signal Groups Hub Interface 2.0 (HI_B)
Signal
Group
Signal Type Signals Notes
(o) HI-2 I/O HI_B[21:20,18:0], PSTRB_B[1:0], PSTRB_B[1:0]#, PRCOMP_B 1
(p) Input Clock CLK66
(q) Analog Input PREF_B, PSWNG_B 1
Table 6-7. Signal Groups Hub Interface 1.5 (HI_A)
Signal
Group
Signal Type Signals Notes
(r) HI-2 I/O HI_A[11:10,7:0], PSTRBF_0, PSTRBS_0, PRCOMP_A
(s) HI-2 I/O HI_A8
(t) HI-2 I/O HI_A9
(u) Input Clock CLK66 1
(v) Analog Input PVREF_A, PSWNG_A
Table 6-8. Signal Groups Reset and Miscellaneous
Signal
Group
Signal Type Signals Notes
(x)
Miscellaneous
CMOS Input
RSTIN#, PWRGOOD, XORMODE#