Intel Itanium 2 Processor manual 0143

Electrical Specifications

Table 2-15. Itanium® 2 Processors (1.5 GHz/4 MB, 1.6 GHz) Source Synchronous AGTL+ Signal Group Time-Dependent Overshoot/Undershoot Tolerance for 400 MHz System Bus

Absolute				Pulse Duration (ns)
Maximum (V)
Over-	Under-	AF = 11	AF = 0.75	AF = 0.5	AF = 0.25	AF = 0.1	AF = 0.05	AF = 0.01
shoot	shoot
1.8	–0.6	0.0083	0.0090	0.0143	0.0287	0.0717	0.1431	0.7169
1.75	–0.55	0.0216	0.0287	0.0430	0.0861	0.2157	0.4313	2.1552
1.7	–0.5	0.0646	0.0861	0.1291	0.2584	0.6457	1.2914	2.5
1.65	–0.45	0.1925	0.2572	0.3858	0.7700	1.9264	2.5	2.5
1.6	–0.4	0.5713	0.7625	1.1408	2.2831	2.5	2.5	2.5
1.55	–0.35	1.1.676	2.2351	2.5	2.5	2.5	2.5	2.5
1.5	–0.3	2.5	2.5	2.5	2.5	2.5	2.5	2.5
1.45	–0.25	2.5	2.5	2.5	2.5	2.5	2.5	2.5

NOTES:

1. Activity Factor = 1 means signal toggles every 5 ns.

Table 2-16. Itanium® 2 (9 MB) Processors Source Synchronous AGTL+ Signal Group Time- Dependent Overshoot/Undershoot Tolerance for 533 MHz System Bus

Absolute				Pulse Duration (ns)
Maximum (V)
Over-	Under-	AF = 11	AF = 0.75	AF = 0.5	AF = 0.25	AF = 0.1	AF = 0.05	AF = 0.01
shoot	shoot
1.8	–0.6	0.0032	0.0035	0.0107	0.0214	0.0538	0.1074	0.5371
1.75	–0.55	0.0161	0.0215	0.0323	0.0647	0.1619	0.3230	1.6161
1.7	–0.5	0.0494	0.0646	0.0969	0.1937	0.4853	0.9692	1.875
1.65	–0.45	0.1444	0.1924	0.2894	0.5776	1.4465	1.875	1.875
1.6	–0.4	0.4279	0.5705	0.8561	1.7130	1.875	1.875	1.875
1.55	–0.35	1.2573	1.6763	1.875	1.875	1.875	1.875	1.875
1.5	–0.3	1.875	1.875	1.875	1.875	1.875	1.875	1.875
1.45	–0.25	1.875	1.875	1.875	1.875	1.875	1.875	1.875

NOTES:

1. Activity Factor = 1 means signal toggles every 3.75 ns.

Datasheet 27