PI7C9X130DNDE Pericom Semiconductor, PI7C9X130DNDE Datasheet - Page 90

• Manufacturer Part Number: PI7C9X130DNDE
• Description: IC PCIE-PCIX BRIDGE 1PORT 256BGA
• Manufacturer: Pericom Semiconductor

Specifications of PI7C9X130DNDE

• Applications: PCI-to-PCI Bridge
• Interface: SMBus (2-Wire/I²C)
• Voltage - Supply: 1.8V, 3.3V
• Package / Case: 256-PBGA
• Mounting Type: Surface Mount
• Operating Temperature (min): -40C
• Operating Temperature Classification: Industrial
• Operating Temperature (max): 85C
• Package Type: BGA
• Rad Hardened: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7.5.19
7.5.20
7.5.21
7.5.22
7.5.23
PERICOM SEMICONDUCTOR - Confidential
EXPANSION ROM BASE ADDRESS REGISTER – OFFSET 38h
PRIMARY INTERRUPT LINE REGISTER – OFFSET 3Ch
PRIMARY INTERRUPT PIN REGISTER – OFFSET 3Ch
PRIMARY MINIMUM GRANT REGISTER – OFFSET 3Ch
PRIMARY MAXIMUM LATNECY TIMER – OFFSET 3Ch
Bit
31:0
Bit
7:0
Bit
15:8
Bit
23:16
Bit
31:24
Function
Expansion ROM
Base Address
Function
Primary Interrupt
Line
Function
Primary Interrupt
Pin
Function
Primary Minimum
Grant
Function
Primary Maximum
Latency Timer
Type
Type
Type
Type
Type
RW
RO
RO
RO
RO
Page 90 of 165
Description
Expansion ROM not supported.
Reset to 00000000h
Description
These bits apply to reverse bridge only.
For initialization code to program to tell which input of the interrupt controller
the bridge’s INTA_L in connected to.
Reset to 00000000
Description
These bits apply to reverse bridge only.
00000001: Designates interrupt pin INTA_L is used
Reset to 00h when forward mode or 01h when reverse mode.
Description
This register is valid only in reverse bridge mode. It specifies how long of a
burst period that PI7C9X130 needs on the primary bus in the units of ¼
microseconds.
Reset to 0
Description
This register is valid only in reverse bridge mode. It specifies how often that
PI7C9X130 needs to gain access to the primary bus in units of ¼ microseconds.
Reset to 0
PCI EXPRESS TO PCI-X BRIDGE
Mar 2010 - Rev 2.0
PI7C9X130