NQ5000P S L9TN Intel, NQ5000P S L9TN Datasheet - Page 321

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NQ5000P S L9TN

Manufacturer Part Number
NQ5000P S L9TN
Description
Manufacturer
Intel
Datasheet

Specifications of NQ5000P S L9TN

Mounting
Surface Mount
Lead Free Status / RoHS Status
Not Compliant
Functional Description
Figure 5-12. Thermal Throttling Activation Algorithm
Intel® 5000P/5000V/5000Z Chipset Memory Controller Hub (MCH) Datasheet
T H R M T H R T = T H R T L O W ( I n i t i a l i z e t o b a s e - l e v e l A c t i v a t i o n s )
i f ( G l o b a l _ T i m e r e x p i r e s )
{
}
i f ( M C . G T W _ M O D E = = 1 )
{
{
{
}
}
e l s e
}
i f ( T H R T C T R L . T H R M H U N T = = 1 )
{
}
e l s e
G l o b a l _ T i m e r = 4 * 1 3 4 4
G l o b a l _ T i m e r = 0 . 6 5 6 2 5 * 2 ^ 2 5 = 1 6 3 8 4 * 1 3 4 4
{
}
/ / m a k e g l o b a l t h r o t t l i n g w i n d o w a n i n t e g r a l m u l t i p l e o f t h e c l o s e d l o o p w i n d o w
i f ( G B L T H R T = = 1 )
{
}
f o r ( e a c h D I M M - p a i r [ m ] o n e a c h b r a n c h [ n ] ) / * m = 0 . . 3 , n = 0 . . 1 * /
{
}
e l s e
T H R M T H R T = T H R T M I D
T H R M T H R T = T H R T L O W
{
}
e l s e i f ( ( t e m p e r a t u r e o f a n y D I M M [ i ] > = T l o w [ i ] )
{
}
e l s e i f ( t e m p e r a t u r e o f a l l D I M M ’ s [ i ] < T l o w [ i ] ) )
{
}
i f ( t e m p e r a t u r e o f a n y D I M M [ i ] > = T m i d ) / * 0 < = i < = 3 * /
i f ( T H R T C T R L . T H R M O D E = = 0 )
}
e l s e
{
} / * e n d o f T H R M O D E = = 0 c h e c k * /
{
}
e l s e
{
}
T H R M T H R T = T H R T M I D
i f ( G B L T H R T = = 1 )
T H R M T H R T = T H R T H I
T H R M T H R T = T H R T M I D
T H R M T H R T = T H R T L O W
i f ( T H R M T H R T > T H R T M I D )
{
}
{
e l s e
} / * e n d o f T H R M T H R T > T H R T M I D c h e c k * /
/ *
/ *
/ * T h i s w i l l c a p t h e s t a r t p o i n t t o T H R T M I D i f t h e r e i s a * /
T H R M T H R T = T H R T M I D
{
} / * O t h e r w i s e r e t a i n l a s t T H R M T H R T v a l u e * /
i f ( t h e t e m p e r a t u r e o f a n y D I M M w h i c h i s a b o v e T m i d , i n c r e a s e d )
P r o v i d e s b e t t e r t h r o t t l i n g a n d c o n t r o l * /
s p i k e i n t h e G B T e m p e r a t u r e f r o m T l o w t o T m i d & b e y o n d * /
T H R M T H R T = m a x ( T H R M T H R T - 2 , T H R T H I )
/ * S t a i r c a s e r o l l d o w n m a y h a p p e n f o r s u b s e q u e n t s a m p l i n g s
/ / C h o o s e w i n d o w s i z e b a s e d o n m o d e s e t t i n g
& &
/ / V a l i d a t i o n & D e b u g M o d e
( t e m p e r a t u r e o f a l l D I M M ’ s [ i ] < T m i d [ i ] ) )
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