K4D263238M-QC45 SAMSUNG [Samsung semiconductor], K4D263238M-QC45 Datasheet - Page 7

• Manufacturer Part Number: K4D263238M-QC45
• Description: 1M x 32Bit x 4 Banks Double Data Rate Synchronous RAM with Bi-directional Data Strobe and DLL
• Manufacturer: SAMSUNG [Samsung semiconductor]

128M DDR SDRAM
K4D263238M
BLOCK DIAGRAM
(1Mbit x 32I/O x 4 Bank)
32
Intput Buffer
LWE
CK, CK
Data Input Register
LDMi
Serial to parallel
Bank Select
64
1Mx32
1Mx32
64
32
x32
1Mx32
DQi
CK,CK
1Mx32
ADDR
Column Decoder
Latency & Burst Length
Data Strobe
Programming Register
DLL
LCKE
LRAS LCBR
LWE
LCAS
LWCBR
CK,CK
LDMi
Timing Register
CK,CK
CKE
CS
RAS
CAS
WE
DMi
Rev. 1.3 (Aug. 2001)
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