K4H1G0438A SAMSUNG [Samsung semiconductor], K4H1G0438A Datasheet - Page 7

• Manufacturer Part Number: K4H1G0438A
• Description: 1Gb A-die SDRAM Specification
• Manufacturer: SAMSUNG [Samsung semiconductor]

6.0 Block Diagram
K4H1G0438A
K4H1G0838A
CK, CK
ADD
LCKE
CK, CK
LRAS LCBR
Bank Select
CKE
(64Mbit x4 / 32Mbit x8 I/O x4 Banks)
CS
LWE
CK, CK
RAS
LCAS
Timing Register
CAS
Latency & Burst Length
32Mx8/ 16Mx16
32Mx8/ 16Mx16
32Mx8/ 16Mx16
32Mx8/ 16Mx16
Programming Register
Data Input Register
Column Decoder
Serial to parallel
WE
x8/16
x4/8
LWCBR
DM Input Register
x8/16
CK, CK
x4/8
L(U)DM
Rev. 1.1 January 2007
LDM
DQi
x4/8
LWE
DDR SDRAM
LDM
Data Strobe