K4D64163HF Datasheet, PDF (6/16 Pages) Samsung semiconductor – 1M x 16Bit x 4 Banks Double Data Rate Synchronous DRAM

K4D64163HF
BLOCK DIAGRAM (1Mbit x 16I/O x 4 Bank)
64M DDR SDRAM
CK,CK
ADDR
Bank Select
CK, CK
16
Intput Buffer
Data Input Register
Serial to parallel
LWE
LDMi
1Mx16
1Mx16
1Mx16
1Mx16
32
16
x16
DQi
Column Decoder
Latency & Burst Length
LCKE
LRAS LCBR LWE
LCAS
Programming Register
LWCBR
Timing Register
DLL
CK,CK
LDMi
Data Strobe
CK,CK CKE CS RAS CAS WE LDM UDM
-6-
Rev. 1.1(Aug. 2002)