k4h560838h Samsung Semiconductor, Inc., k4h560838h Datasheet - Page 7

• Manufacturer Part Number: k4h560838h
• Description: 256mb H-die Ddr Sdram
• Manufacturer: Samsung Semiconductor, Inc.

6.0 Block Diagram
K4H560438H
K4H560838H
K4H561638H
CK, CK
ADD
LCKE
CK, CK
LRAS LCBR
Bank Select
CKE
(16Mb x 4 / 8Mb x 8 / 4Mb x 16 I/O x4 Banks)
CS
LWE
CK, CK
RAS
LCAS
Timing Register
CAS
8Mx8/ 4Mx16/ 2Mx32
8Mx8/ 4Mx16/ 2Mx32
8Mx8/ 4Mx16/ 2Mx32
8Mx8/ 4Mx16/ 2Mx32
Latency & Burst Length
Programming Register
Data Input Register
Column Decoder
Serial to parallel
WE
x8/16/32
x4/8/16
LWCBR
DM Input Register
x8/16/32
CK, CK
LUDM (x16)
LDM (x4x8)
x4/8/16
Rev. 1.1 January 2006
LDM (x4x8)
LUDM (x16)
DQi
x4/8/16
LWE
LUDM (x16)
LDM (x4x8)
DDR SDRAM
Data Strobe