89hpes16t7 Integrated Device Technology, 89hpes16t7 Datasheet - Page 11

• Manufacturer Part Number: 89hpes16t7
• Description: 16-lane, 7-port Pcie I/o Expansion Switch
• Manufacturer: Integrated Device Technology

IDT 89HPES16T7 Data Sheet
SMBus
General Purpose I/O
System Pins
EJTAG / JTAG
1.
2.
Internal resistor values under typical operating conditions are 54K Ω for pull-up and 251K Ω for pull-down.
Schmitt Trigger Input (STI).
Function
MSMBADDR[4:1]
MSMBCLK
MSMBDAT
SSMBADDR[5,3:1]
SSMBCLK
SSMBDAT
GPIO[11:0]
CCLKDS
CCLKUS
MSMBSMODE
P01MERGEN
PERSTN
RSTHALT
SWMODE[2:0]
JTAG_TCK
JTAG_TDI
JTAG_TDO
JTAG_TMS
JTAG_TRST_N
Pin Name
Table 8 Pin Characteristics (Part 2 of 2)
Type
I/O
I/O
I/O
I/O
I/O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
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Buffer
LVTTL
LVTTL
LVTTL
LVTTL
High Drive
Type
Input
Input
Input
STI
I/O
STI
STI
STI
STI
STI
STI
STI
2
Resistor
Internal
pull-down
pull-down
pull-down
pull-down
pull-up
pull-up
pull-up
pull-up
pull-up
pull-up
pull-up
pull-up
pull-up
1
External pull-down
pull-up on board
pull-up on board
pull-up on board
pull-up on board
Notes
March 25, 2008