82801CA Datasheet, PDF (459/521 Pages) Intel Corporation – I/O Controller Hub 3-S (ICH3-S)

Electrical Characteristics
Table 16-2. DC Characteristics Input Signal Association
Symbol
V_IH1/V_IL1
(5V Tolerant)
V_IH2/V_IL2
V_IH3/V_IL3
V_IH4/V_IL4
V_IH5/V_IL5
V_IL6/V_IH6
V_IL7/V_IH7
V_IL8/V_IH8
V_IL9/V_IH9
VIL10/VIH10
(5 V Tolerant)
VIL11/VIH11
VIL12/VIH12
VIL13/VIH13
VIL14/VIH14
V_DI / V_CM / V_SE
Associated Signals²
PCI Signals: AD[31:0], C/BE[3:0]#, DEVSEL#, FRAME#, IRDY#, TRDY#, STOP#,
PAR, PERR#, PLOCK#, SERR#, REQ[4:0]#
PC/PCI Signals: REQ[A]#/GPIO[0], REQB[#]/REQ[5]#/GPIO[1]
Interrupt Signals: IRQ[15:14], PIRQ[D:A]#, PIRQ[H:E]#/GPIO[5:2]
Legacy Signals: RCIN#, A20GATE
GPIO Signals: GPIO[7:6]
Clock Signals: CLK66, CLK48, CLK14
Interrupt Signals: SERIRQ
LPC/FWH Signals: LDRQ[1:0]#, LAD[3:0]/FWH[3:0]; LFRAME#/FWH[4]
Power Management Signals: PME#, PWRBTN#, RI#, LAN_RST#, RTCRST#,
THRM#, VRMPWRGD
System Management Signals: SMBALERT#/GPIO[11]
EEPROM Signals: EE_DIN
GPIO Signals: GPIO[25:24, 13:12, 8]
Clock Signals: APICCLK
SMBus Signals: SMBCLK, SMBDATA
System Management Signals: INTRUDER#, SMLINK[1:0]
Power Management Signals: RSMRST#, PWROK
GPIO Signals: GPIO[28:27]
LAN Signals: LAN_RXD[2:0]
Processor Signals: FERR#, APICD[1:0]
Hub Interface Signals: HI[11:0], HI_STBF, HI_STBS
Real Time Clock Signals: RTCX1
USB Signals: OC[5:0]#
AC’97 Signals: AC_BITCLK, AC_SDIN[1:0], AC_SYNC
GPIO Signals: GPIO[43:32]
Clock Signals: LAN_CLK
Clock Signals: PCICLK
IDE Signals: PDD[15:0], SDD[15:0], PDDREQ, PIORDY, SDDREQ, SIORDY
USB Signals: USBP[5:0][P,N]
NOTE: To determine the signals’s power plane, refer to Table 3-5.
Intel^® 82801CA ICH3-S Datasheet
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