Electrical Specifications
60 Datasheet
PCI Express* Miscellaneous Signals
Single ended
Analog Input PE_RBIAS_SENSE
Reference Input/Output PE_RBIAS
PE_VREF_CAP
DMI2/PCI Express* Signals
Differential
DMI2 Input DMI_RX_D[N/P][3:0]
DMI2 Output DMI_TX_D[N/P][3:0]
Platform Environmental Control Interface (PECI)
Single ended PECI PECI
System Reference Clock (BCLK{0/1})
Differential CMOS1.0v Input BCLK{0/1}_D[N/P]
SMBus
Single ended Open Drain CMOS
Input/Output
DDR_SCL_C{01/23}
DDR_SDA_C{01/23}
PEHPSCL
PEHPSDA
JTAG and TAP Signals
Single ended
CMOS1.0v Input TCK, TDI, TMS, TRST_N
CMOS1.0v Input/Output PREQ_N
CMOS1.0v Output PRDY_N
Open Drain CMOS
Input/Output
BPM_N[7:0]
EAR_N
Open Drain CMOS Output TDO
Serial VID Interface (SVID) Signals
Single ended
CMOS1.0v Input SVIDALERT_N
Open Drain CMOS
Input/Output
SVIDDATA
Open Drain CMOS Output SVIDCLK
Processor Asynchronous Sideband Signals
Single ended
CMOS1.0v Input
BIST_ENABLE
PWRGOOD
PMSYNC
RESET_N
SAFE_MODE_BOOT
TXT_AGENT
TXT_PLTEN
Open Drain CMOS
Input/Output
CAT_ERR_N
MEM_HOT_C{01/23}_N
PROCHOT_N
Open Drain CMOS Output ERROR_N[2:0]
THERMTRIP_N
Miscellaneous Signals
N/A Output IVT_ID_N
SKTOCC_N
Table 7-5. Signal Groups (Sheet 2 of 3)
Differential /
Single Ended Buffer Type Signals1