IEI Integration IMBA-9454 v4.02 - Manual (Page 37)

IMBA-9454G Motherboard
Page 19
Specification Ultra ATA/100 Ultra ATA/66 Ultra ATA/33
PIO Max Transfer Rate 16.6 MB/s 16.6 MB/s 16.6 MB/s
DMA/UDMA designation UDMA 3 - 4 UDMA 3 – 4 UDMA 2
DMA/UDMA Max Transfer 100MB/s 66MB/s 33MB/s
Controller Interface 5V 5V 5V
Table 2-5: Supported HDD Specifications
2.6.4 Intel
®
ICH7 PCI Interface
The PCI interface on the ICH7 is compliant with the PCI Revision 2.3 implementation.
Some of the features of the PCI interface are listed below.
 PCI Revision 2.3 compliant
 33MHz
 5V tolerant PCI signals (except PME#)
 Integrated PCI arbiter supports up to seven PCI bus masters
2.6.5 Intel
®
ICH7 Real Time Clock
256 bytes of battery backed RAM is provided by the Motorola MC146818A real time clock
(RTC) integrated into the ICH7. The RTC operates on a 3V battery and 32.768KHz crystal.
The RTC keeps track of the time and stores system data even when the system is turned
off.
2.6.6 Intel
®
ICH7 SATA Controller
The integrated SATA controller on the ICH7 southbridge supports four SATA drives with
independent DMA operations. SATA controller specifications are listed below.
 Supports four SATA drives
 Supports 3.0Gb/s data transfer speeds
 Supports Serial ATA Specification, Revision 1.0a and supports several
optional sections of the Serial ATA II: Extensions to Serial ATA 1.0
Specification, Revision 1.0 (AHCI support is required for some elements).