35.19 UPDI

Figure 35-7. UPDI Enable Sequence with Dedicated UPDI Pin
Table 35-28. UPDI Timing Specifications
SymbolDescriptionMin.Max.UnitConditions
tRES *Duration of Handshake/Break on RESET10200µs
tUPDI *Duration of UPDI.txd = 010200µs
tDeb0 *Duration of Debugger.txd = 00.21µs
tDebZ *Duration of Debugger.txd = z20014000µs
fUPDI *UPDI clock frequency4MHz

1.8V ≤ VDD ≤ 5.5V

TA < 0ºC or TA > +50ºC

8

1.8V ≤ VDD ≤ 5.5V

0ºC ≤ TA ≤ +50ºC

8

2.7V ≤ VDD ≤ 5.5V

TA < 0ºC or TA > +50ºC

16

2.7V ≤ VDD ≤ 5.5V

0ºC ≤ TA ≤ +50ºC

16

4.5V ≤ VDD ≤ 5.5V

TA < 0ºC or TA > +50ºC

32

4.5V ≤ VDD ≤ 5.5V

0ºC ≤ TA ≤ +50ºC

* These parameters are characterized but not tested in production.