Package Parameter Guidelines

Versal AI Core Series Data Sheet: DC and AC Switching Characteristics (DS957)

Document ID

DS957

Release Date

2024-02-29

Revision

1.8 English

The parameters in this section provide the necessary values for calculating timing budgets for clock transmitter and receiver data-valid windows.

Table 1. Package Skew
Symbol	Description	Device	Package	Value	Units
PKGSKEW	Package Skew^{1, 2}	XCVC1502	NSVG1369	143	ps
			VSVA1596	95	ps
			VSVA2197	117	ps
		XCVC1702	NSVG1369	143	ps
			VSVA1596	95	ps
			VSVA2197	136	ps
		XQVC1702	NSRG1369	143	ps
			VSRA1596	95	ps
			VSRA2197	136	ps
		XCVC1802	VIVA1596	66	ps
			VSVD1760	211	ps
			VSVA2197	111	ps
		XCVC1902	VIVA1596	66	ps
			VSVD1760	211	ps
			VSVA2197	111	ps
		XQVC1902	VIRA1596	66	ps
			VSRD1760	211	ps
			VSRA2197	111	ps
		XCVC2602	NSVH1369	164	ps
		XCVC2602	VSVH1760	244	ps
		XCVC2802	NSVH1369	164	ps
		XCVC2802	VSVH1760	244	ps
These values represent the worst-case skew between any two SelectIO resources in the package: shortest delay to longest delay from die pad to ball. Package delay information is available for these device/package combinations. This information can be used to deskew the package.