89HPES8T5 Datasheet, PDF (10/31 Pages) Integrated Device Technology – Low-latency cut-through switch architecture

IDT 89HPES8T5 Data Sheet
Function
Pin Name Type Buffer
I/O
Type
Internal
Resistor¹
System Pins
EJTAG / JTAG
CCLKDS
CCLKUS
MSMBSMODE
PERSTN
RSTHALT
SWMODE[3:0]
JTAG_TCK
JTAG_TDI
I
LVTTL
Input
pull-up
I
pull-up
I
pull-down
I
I
pull-down
I
pull-down
I
LVTTL
STI
pull-up
I
STI
pull-up
JTAG_TDO
O
JTAG_TMS
I
JTAG_TRST_N
I
STI
pull-up
STI
pull-up
Table 8 Pin Characteristics (Part 2 of 2)
1. _{Internal resistor values under typical operating conditions are 54K Ω for pull-up and 251K Ω for pull-down.}
2. _{Schmitt Trigger Input (STI).}
Notes
External pull-down
10 of 31
March 27, 2008