46.30 SWD 2-Wire Electrical Specifications

Table 46-38. SWD 2-Wire AC Electrical Specifications
AC CHARACTERISTICSStandard Operating Conditions: VDDIO=AVDD VDD and VDDIO 2.7V to 5.5V (unless otherwise stated)

Operating temperature :

-40°C ≤ TA ≤ +85°C for Industrial

Param. No.SymbolCharacteristicsMin.Typ.Max.UnitsConditions
SWD_1fSWDCLKSWDCLK Clock Frequency20MHz
SWD_3tSWDCLKHIGHSWDCLK Clock High Time1 / (2 * fSWDCLK)ns
SWD_5tSWDCLKLOWSWDCLK Clock Low Time1 / (2 * fSWDCLK)ns
SWD_7tSWDIOSKEWSWDIO Skew-5+5ns
SWD_9tSWDIOSETUPSWDIO Setup Time4ns
SWD_11tSWDIOHOLDSWDIO Hold Time1ns