HY57V281620A Hynix Semiconductor, HY57V281620A Datasheet
HY57V281620A
Manufacturer Part Number
HY57V281620A
Description
4 Banks x 2M x 16bits Synchronous DRAM
Manufacturer
Hynix Semiconductor
Datasheet
1.HY57V281620A.pdf
(11 pages)
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T h i s d o c u m e n t i s a g e n e r a l p r o d u c t d e s c r i p t i o n a n d i s s u b j e c t t o c h a n g e w i t h o u t n o t i c e . H y u n d a i E l e c t r o n i c s d o e s n o t a s s u m e a n y r e s p o n s i b i l i t y f o r u s e o f
c i r c u i t s d e s c r i b e d . N o p a t e n t l i c e n s e s a r e i m p l i e d .
R e v . 0 . 4 / A p r . 0 1
D E S C R I P T I O N
T h e H y n i x H Y 5 7 V 2 8 1 6 2 0 A i s a 1 3 4 , 2 1 7 , 7 2 8 b i t C M O S S y n c h r o n o u s D R A M , i d e a l l y s u i t e d f o r t h e
l o w p o w e r c o n s u m p t i o n a n d e x t e n d e d t e m p e r a t u r e r a n g e . H Y 5 7 V 2 8 1 6 2 0 A i s o r g a n i z e d a s 4 b a n k s o f 2 , 0 9 7 , 1 5 2 x 1 6
H Y 5 7 V 2 8 1 6 2 0 A i s o f f e r i n g f u l l y s y n c h r o n o u s o p e r a t i o n r e f e r e n c e d t o a p o s i t i v e e d g e o f t h e c l o c k . A l l i n p u t s a n d o u t p u t s a r e s y n ch r o -
n i z e d w i t h t h e r i s i n g e d g e o f t h e c l o c k i n p u t . T h e d a t a p a t h s a r e i n t e r n a l l y p i p e l i n e d t o a c h i e v e v e r y h i g h b a n d w i d t h . A l l i n p u t a n d o u t p u t
v o l t a g e l e v e l s a r e c o m p a t i b l e w i t h L V T T L .
P r o g r a m m a b l e o p t i o n s i n c l u d e t h e l e n g t h o f p i p e l i n e ( R e a d l a t e n c y o f 2 o r 3 ) , t h e n u m b e r o f c o n s e c u t i v e r e a d o r w r i t e c y c l e s i n it i a t e d
b y a s i n g l e c o n t r o l c o m m a n d ( B u r s t l e n g t h o f 1 , 2 , 4 , 8 , o r f u l l p a g e ) , a n d t h e b u r s t c o u n t s e q u e n c e ( s e q u e n t i a l o r i n t e r l e a v e ) . A bu r s t o f
r e a d o r w r i t e c y c l e s i n p r o g r e s s c a n b e t e r m i n a t e d b y a b u r s t t e r m i n a t e c o m m a n d o r c a n b e i n t e r r u p t e d a n d r e p l a c e d b y a n e w b u r st
r e a d o r w r i t e c o m m a n d o n a n y c y c l e . ( T h i s p i p e l i n e d d e s i g n i s n o t r e s t r i c t e d b y a ` 2 N ` r u l e . )
F E A T U R E S
•
•
•
•
•
•
O R D E R I N G I N F O R M A T I O N
H Y 5 7 V 2 8 1 6 2 0 A L T - K I
H Y 5 7 V 2 8 1 6 2 0 A L T - H I
H Y 5 7 V 2 8 1 6 2 0 A L T - P I
H Y 5 7 V 2 8 1 6 2 0 A L T - S I
S i n g l e 3 . 3 0 . 3 V p o w e r s u p p l y
A l l d e v i c e p i n s a r e c o m p a t i b l e w i t h L V T T L i n t e r f a c e
J E D E C s t a n d a r d 4 0 0 m i l 5 4 p i n T S O P - I I w i t h 0 . 8 m m
o f p i n p i t c h
A l l i n p u t s a n d o u t p u t s r e f e r e n c e d t o p o s i t i v e e d g e o f
s y s t e m c l o c k
D a t a m a s k f u n c t i o n b y U D Q M o r L D Q M
I n t e r n a l f o u r b a n k s o p e r a t i o n
H Y 5 7 V 2 8 1 6 2 0 A T - K I
H Y 5 7 V 2 8 1 6 2 0 A T - H I
H Y 5 7 V 2 8 1 6 2 0 A T - P I
H Y 5 7 V 2 8 1 6 2 0 A T - S I
P a r t N o .
Clock Frequency
1 3 3 M H z
1 3 3 M H z
1 0 0 M H z
1 0 0 M H z
1 3 3 M H z
1 3 3 M H z
1 0 0 M H z
1 0 0 M H z
L o w P o w e r
P o w e r
N o r m a l
•
•
•
•
A u t o r e f r e s h a n d s e l f r e f r e s h
4 0 9 6 r e f r e s h c y c l e s / 6 4 m s
P r o g r a m m a b l e B u r s t L e n g t h a n d B u r s t T y p e
P r o g r a m m a b l e C A S L a t e n c y ; 2 , 3 C l o c k s
- 1 , 2 , 4 , 8 o r F u l l p a g e f o r S e q u e n t i a l B u r s t
- 1 , 2 , 4 o r 8 f o r I n t e r l e a v e B u r s t
4 B a n k s x 2 M b i t s
Organization
4 Banks x 2M x 16bits Synchronous DRAM
x 1 6
Interface
L V T T L
4 0 0 m i l 5 4 p i n T S O P I I
M o b i l e a p p l i c a t i o n s w h i c h r e q u i r e
P a c k a g e
H Y 5 7 V 2 8 1 6 2 0 A
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HY57V281620A Summary of contents
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