PF38F2030W0YUQ3Q HI0 Intel, PF38F2030W0YUQ3Q HI0 Datasheet - Page 56

• Manufacturer Part Number: PF38F2030W0YUQ3Q HI0
• Manufacturer: Intel

Specifications of PF38F2030W0YUQ3Q HI0

• Operating Supply Voltage (max): 1.95V
• Operating Temperature (max): 85C
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Compliant

1 2 . 5
1 2 . 5 . 1
F i g u r e 3 0 . E x a m p l e o f P S R A M B u r s t S u s p e n d w i t h R e a d B u r s t w i t h L a t e n c y C o d e 2
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P S R A M B u r s t S u s p e n d
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o t h e r m e m o r y t r a n s a c t i o n s h a r i n g t h e s a m e b u s . B u r s t s u s p e n d i s u s e d t o f u l f i l l t h i s
p u r p o s e . K e e p i n g C E # l o w ( W A I T s t a y s a c t i v e a l t h o u g h t h e D Q a r e t r i - s t a t e d ) , b u r s t
s u s p e n d i s i n i t i a t e d b y h a l t i n g C L K . C L K c a n s t a y a t e i t h e r h i g h o r l o w s t a t e . B u r s t
s u s p e n d m a y a l s o b y i n i t i a t e d w h i l e W A I T i s a s s e r t e d d u r i n g t h e i n i t i a l l a t e n c y p e r i o d o r
a t t h e e n d o f a r o w .
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i n t e r n a l r e f r e s h o p e r a t i o n i s a b l e t o r u n p r o p e r l y . I n t h e e v e n t t h a t t C S L m a x i m u m m a y
b e e x c e e d e d , t e r m i n a t i o n o f b u r s t b y b r i n g i n g C E # h i g h i s s t r o n g l y r e c o m m e n d e d
i n s t e a d o f u s i n g b u r s t s u s p e n d m o d e .
N o t e :
P S R A M B u r s t I n t e r r u p t
I n b u r s t i n t e r r u p t a n o n - g o i n g b u r s t i s e n d e d a n d n e w b u r s t c o m m a n d i s s u e d w h i l e
k e e p i n g C E # l o w ( s u b j e c t t o t C S L r e s t r i c t i o n s . ) T o i n s u r e p r o p e r d e v i c e o p e r a t i o n , a
b u r s t i n t e r r u p t i s p r o h i b i t e d u n t i l t h e p r e v i o u s b u r s t - i n i t c o m m a n d c o m p l e t e s i t s f i r s t
v a l i d d a t a t r a n s a c t i o n . I f a b u r s t r e a d i s i n t e r r u p t e d b y a n e w b u r s t c o m m a n d , t h e D Q
a r e p u t i n t o a h i g h - Z s t a t e ( w i t h i n t W H Z t i m e p e r i o d . ) I f a b u r s t w r i t e i s i n t e r r u p t e d b y
a n e w b u r s t c o m m a n d , t h e w r i t e d a t a i s a u t o m a t i c a l l y m a s k e d r e g a r d l e s s o f U B # / L B #
s e t t i n g . A l s o n o t e , t h a t p r i o r t o i n i t i a t i n g a b u r s t i n t e r r u p t b y t a k i n g A D V # l o w , t h e
A D V # h i g h h o l d t i m e o f t H D m u s t b e m e t w i t h r e s p e c t t o t h e p r e v i o u s c l o c k c y c l e
A[MAX:0]
UB#/LB#
DQ[15:0]
W A I T i s c o n f i g u r e d a s A c t i v e L o w a n d a s s e r t e d d u r i n g d e l a y .
ADV#
WAIT
WE#
CLK
CE#
OE#
tCSS
tCWT
tABA
tAOE
tOL
tWK
tACLK
D0
tOD
tKOH
tCSL
tCSL
1 2 8 - M b i t W Q F a m i l y w i t h S y n c h r o n o u s P S R A M
1 2 8 - M b i t W Q F a m i l y w i t h S y n c h r o n o u s P S R A M
tAOE
tOL
D1
tKOH
D2
O r d e r N u m b e r : 3 1 1 7 6 0 - 0 0 4
D3
tWZ
tOD
J u l y 2 0 0 6