K4D261638 Samsung, K4D261638 Datasheet - Page 6

• Manufacturer Part Number: K4D261638
• Description: 128Mbit GDDR SDRAM
• Manufacturer: Samsung

BLOCK DIAGRAM
K4D261638F
CK,CK
ADDR
LCKE
CK,CK
LRAS LCBR
Bank Select
(2Mbit x 16I/O x 4 Bank)
CKE
LWE
CS
CK, CK
LCAS
RAS
Timing Register
CAS
Latency & Burst Length
Programming Register
Data Input Register
- 6 -
Column Decoder
Serial to parallel
2Mx16
2Mx16
2Mx16
2Mx16
WE
Intput Buffer
16
LWCBR
LDM
UDM
32
CK,CK
DLL
128M GDDR SDRAM
16
DQi
LDMi
Rev. 1.2 (Jan. 2004)
LWE
LDMi
x16
Data Strobe