H57V2622GMR-60X HYNIX [Hynix Semiconductor], H57V2622GMR-60X Datasheet - Page 7

• Manufacturer Part Number: H57V2622GMR-60X
• Description: 256Mb : x32 Dual Die Synchronous DRAM
• Manufacturer: HYNIX [Hynix Semiconductor]

FUNCTIONAL BLOCK DIAGRAM
2Mbit x 4banks x 16 I/O x 2 Die Synchronous DRAM
Rev 1.0 / Oct. 2009
DQM0 ~
DQM3
CLK
CKE
RAS
CAS
BA0
WE
A11
BA1
CS
A0
A1
Bank Select
Column Active
Refresh
logic & timer
Self refresh
Row Active
Register
Address
Mode Register
Decoder
Internal Row
Column Add
Row
Pre
Decoder
Counter
Column
Counter
Pre
CAS Latency
Counter
Burst
2Mx16 Bank0~4
Synchronous DRAM Memory 256Mbit
Data Out Control
2Mx16 Bank0~4
Y decoerders
Memory
Array
Cell
2nd Die
H57V2622GMR Series
1st Die
Pipe Line
Control
DQ31
DQ0
7