K4H56038D-TC SAMSUNG [Samsung semiconductor], K4H56038D-TC Datasheet - Page 6

• Manufacturer Part Number: K4H56038D-TC
• Description: 256Mb D-die DDR400 SDRAM Specification
• Manufacturer: SAMSUNG [Samsung semiconductor]

DDR SDRAM 256Mb D-die (x8, x16)
Block Diagram (8Mbx8
CK, CK
ADD
LCKE
CK, CK
LRAS LCBR
Bank Select
CKE
/
4Mbx16 I/O x 4 Banks)
CS
LWE
CK, CK
RAS
LCAS
Timing Register
CAS
Latency & Burst Length
Programming Register
4Mx16/ 2Mx32
4Mx16/ 2Mx32
4Mx16/ 2Mx32
4Mx16/ 2Mx32
Data Input Register
Column Decoder
Serial to parallel
WE
16/ 32
8 /16
LWCBR
16/32
DM Input Register
L(U)DM(x16)
CK, CK
DM(x8)
8/16
DQi
LL(U)DM(x16)
LDM(x8)
Rev. 1.1 Feb. 2003
x8/x16
(L)WE
LDM(x8)
LL(U)DM(x16)
DDR SDRAM
Data Strobe