Electrical Characteristics
R
Intel
®
82845 MCH for SDR Datasheet 121
Signal
Group
Signal Type Signals
(s) 1.5 V Core and AGP
Voltage
VCC1_5
(t) 1.8 V Hub Interface
Voltage
VCC1_8
(u) 3.3 V PC133
SDRAM I/O Voltage
VCCSM
(v) CMOS Clock Input 66IN
(w) CMOS Clock Input BCLK, BCLK#