K4S640432H-UC Datasheet, PDF (5/14 Pages) Samsung semiconductor – 64Mb H-die SDRAM Specification 54 TSOP-II with Pb-Free (RoHS compliant)

SDRAM 64Mb H-die (x4, x8, x16)
FUNCTIONAL BLOCK DIAGRAM
CMOS SDRAM
Data Input Register
CLK
ADD
Bank Select
4M x 4 / 2M x 8 / 1M x 16
4M x 4 / 2M x 8 / 1M x 16
4M x 4 / 2M x 8 / 1M x 16
4M x 4 / 2M x 8 / 1M x 16
Column Decoder
LCKE
LRAS
LCBR
LWE
LCAS
Latency & Burst Length
Programming Register
LWCBR
Timing Register
LWE
LDQM
DQi
LDQM
CLK
CKE
CS
RAS
CAS
WE
L(U)DQM
* ^{Samsung Electronics reserves the right to change products or specification without notice.}
Rev. 1.3 August 2004