k4h280438f-tc Samsung Semiconductor, Inc., k4h280438f-tc Datasheet - Page 6

• Manufacturer Part Number: k4h280438f-tc
• Description: 128mb F-die Ddr Sdram Specification
• Manufacturer: Samsung Semiconductor, Inc.

DDR SDRAM 128Mb F-die (x4, x8)
DDR SDRAM
/
Block Diagram (8Mbit x 4
4Mbit x 8 I/O x 4 Banks)
(L)WE
4/8
(L)DM
CK, CK
Data Input Register
Serial to parallel
Bank Select
8/16
4Mx8/ 2Mx16
4Mx8/ 2Mx16
x4/x8
8/16
4/8
4Mx8/ 2Mx16
DQi
CK, CK
4Mx8/ 2Mx16
ADD
Column Decoder
Latency & Burst Length
Data Strobe
Programming Register
LCKE
LRAS LCBR
LWE
LCAS
LWCBR
CK, CK
(L)DM
Timing Register
CK, CK
CKE
CS
RAS
CAS
WE
L(U)DM
Rev. 1.1 May. 2004