EP1M350 datasheet(66/86 Pages) ALTERA

66 / 86 page

Altera Corporation

Mercury Programmable Logic Device Family Data Sheet

Figure 32 shows the timing requirements for the JTAG signals.

Figure 32. Mercury JTAG Waveforms

Table 19 shows the JTAG timing parameters and values for Mercury

devices.

Table 19. Mercury JTAG Timing Parameters & Values

Symbol

Parameter

Min

Max

Unit

tJCP

TCK

clock period

100

tJCH

TCK

clock high time

tJCL

TCK

clock low time

tJPSU

JTAG port setup time

tJPH

JTAG port hold time

tJPCO

JTAG port clock to output

tJPZX

JTAG port high impedance to valid output

tJPXZ

JTAG port valid output to high impedance

tJSSU

Capture register setup time

tJSH

Capture register hold time

tJSCO

Update register clock to output

tJSZX

Update register high impedance to valid output

tJSXZ

Update register valid output to high impedance

TDO

TCK

tJPZX

JPCO

tJPH

t JPXZ

tJCP

tJPSU

t JCL

tJCH

TDI

TMS

Signal

to Be

Captured

Signal

to Be

Driven

JSZX

tJSSU

tJSH

JSCO

tJSXZ

EP1M350 Datasheet(PDF) 66 Page - Altera Corporation

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