PI7C7300DNAE Pericom Semiconductor, PI7C7300DNAE Datasheet - Page 87

• Manufacturer Part Number: PI7C7300DNAE
• Description: IC PCI-PCI BRIDGE 3PORT 272-BGA
• Manufacturer: Pericom Semiconductor

Specifications of PI7C7300DNAE

• Applications: *
• Interface: *
• Voltage - Supply: *
• Package / Case: 272-PBGA
• Mounting Type: Surface Mount
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 3 V to 3.6 V
• Supply Current (max): 660 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

14.1.31
14.1.32
14.1.33
Pericom Semiconductor
UPSTREAM (S1 or S2 to P) MEMORY BASE REGISTER –
OFFSET 50h
UPSTREAM (S1 or S2 to P) MEMORY LIMIT REGISTER –
OFFSET 50h
UPSTREAM (S1 or S2 to P) MEMORY BASE UPPER 32-BITS
REGISTER – OFFSET 54h
Bit
30:28
31
Bit
3:0
15:4
Bit
19:16
31:20
Bit
31:0
Function
Secondary Bus
Master
Preemption
Control
Preemption
Function
64 bit addressing
Upstream
Memory Base
Address
Function
64 bit addressing
Upstream
Memory Limit
Address
Function
Upstream
Memory Base
Address
Type
R/W
R/W
Type
R/O
R/W
Type
R/O
R/W
Type
R/W
Page 87 of 107
Description
Sets the number of clocks for time-to-preempt after another master
request.
000: 32 clocks
001: 8 clocks
010: 16 clocks
011: 64 clocks
100: 128 clocks
Reset to 000
Sets preemption.
0: preemption ON
1: preemption OFF
Reset to 0
Description
0: 32 bit addressing
1: 64 bit addressing
Reset to 1
Controls upstream memory base address.
Reset to 00000000h
Description
0: 32 bit addressing
1: 64 bit addressing
Reset to 1
Controls upstream memory limit address.
Reset to 000FFFFFh
Description
Defines bits [63:32] of the upstream memory base
Reset to 0
3-PORT PCI-TO-PCI BRIDGE
November 2005 - Revision 1.01
PI7C7300D