89hpes24nt3 Integrated Device Technology, 89hpes24nt3 Datasheet - Page 5

• Manufacturer Part Number: 89hpes24nt3
• Description: 24-lane, 3-port Pcie Inter-domain Switch
• Manufacturer: Integrated Device Technology

IDT 89HPES24NT3 Data Sheet
SSMBADDR[5,3:1]
SSMBCLK
SSMBDAT
Signal
Signal
GPIO[0]
GPIO[1]
GPIO[2]
GPIO[3]
GPIO[4]
GPIO[5]
GPIO[6]
GPIO[7]
Type
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
Table 2 SMBus Interface Pins (Part 2 of 2)
Slave SMBus Address. These pins determine the SMBus address to
which the slave SMBus interface responds.
Slave SMBus Clock. This bidirectional signal is used to synchronize trans-
fers on the slave SMBus.
Slave SMBus Data. This bidirectional signal is used for data on the slave
SMBus.
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: PEBRSTN
Alternate function pin type: Output
Alternate function: Reset output for downstream port B
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: PECRSTN
Alternate function pin type: Output
Alternate function: Reset output for downstream port C
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: PALINKUPN
Alternate function pin type: Output
Alternate function: Port A link up status output
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: PBLINKUPN
Alternate function pin type: Output
Alternate function: Port B link up status output
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: PCLINKUPN
Alternate function pin type: Output
Alternate function: Port C link up status output
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: FAILOVERP
Alternate function pin type: Input
Alternate function: NTB upstream port failover
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Table 3 General Purpose I/O Pins
5 of 31
Name/Description
Name/Description
April 11, 2007