PI7C9X130DNDE Pericom Semiconductor, PI7C9X130DNDE Datasheet - Page 42

• 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

7.4.5 REVISION ID REGISTER – OFFSET 08h
7.4.6 CLASS CODE REGISTER – OFFSET 08h
7.4.7 CACHE LINE SIZE REGISTER – OFFSET 0Ch
7.4.8 PRIMARY LATENCY TIMER REGISTER – OFFSET 0Ch
PERICOM SEMICONDUCTOR - Confidential
Bit
7:0
Bit
15:8
23:16
31:24
Bit
1:0
2
3
4
5
7:6
Bit
15:8
Function
Revision
Function
Programming
Interface
Sub-Class Code
Base Class Code
Function
Reserved
Cache Line Size
Cache Line Size
Cache Line Size
Cache Line Size
Reserved
Function
Primary Latency
Timer
RO / RW
Type
Type
Type
Type
RW
RW
RW
RW
RO
RO
RO
RO
RO
RO
Page 42 of 165
Description
Reset to 00000000
Description
Subtractive decoding of PCI-PCI bridge not supported
Reset to 00000000
Sub-Class Code
00000100: PCI-to-PCI bridge
Reset to 00000100
Base class code
00000110: Bridge Device
Reset to 00000110
Description
Bit [1:0] not supported
Reset to 00
1: Cache line size = 4 double words
Reset to 0
1: Cache line size = 8 double words
Reset to 0
1: Cache line size = 16 double words
Reset to 0
1: Cache line size = 32 double words
Reset to 0
Bit [7:6] not supported
Reset to 00
Description
8 bits of primary latency timer in PCI/PCI-X
FORWARD BRIDGE –
RO with reset to 00h
REVERSE BRIDGE –
RW with reset to 00h in PCI mode or 40h in PCI-X mode
PCI EXPRESS TO PCI-X BRIDGE
Mar 2010 - Rev 2.0
PI7C9X130