K4H560438E-UC SAMSUNG [Samsung semiconductor], K4H560438E-UC Datasheet - Page 6

• Manufacturer Part Number: K4H560438E-UC
• Description: 256Mb E-die DDR SDRAM Specification 66 TSOP-II with Pb-Free (RoHS compliant)
• Manufacturer: SAMSUNG [Samsung semiconductor]

Block Diagram (16Mbit x 4
DDR SDRAM 256Mb E-die (x4, x8) Pb-Free
CK, CK
ADD
LCKE
CK, CK
LRAS LCBR
Bank Select
CKE
/
CS
LWE
8Mbit x 8 I/O x 4 Banks)
CK, CK
RAS
LCAS
Timing Register
CAS
Latency & Burst Length
Programming Register
8Mx8/ 4Mx16
8Mx8/ 4Mx16
8Mx8/ 4Mx16
8Mx8/ 4Mx16
Data Input Register
Column Decoder
Serial to parallel
WE
x8/16
x4/8
LWCBR
DM
x8/16
CK, CK
x4/8
Rev. 1.1 October, 2004
DQi
DM
x4/8
(L)WE
(L)DM
DDR SDRAM
Data Strobe