hy5du561622ctp Hynix Semiconductor, hy5du561622ctp Datasheet - Page 6

• Manufacturer Part Number: hy5du561622ctp
• Description: 256m 16mx16 Gddr Sdram
• Manufacturer: Hynix Semiconductor

Rev. 0.5 / Feb. 2006
FUNCTIONAL BLOCK DIAGRAM
4Banks x 4Mbit x 16 I/O Double Data Rate Synchronous DRAM
A0-12
BA0,BA1
CLK
/CLK
CKE
/CS
/RAS
/CAS
LDM
UDM
Command
Decoder
Address
Buffer
Register
Mode
Control
Bank
Column Address
Counter
Decoder
Row
CLK,
/CLK
4Mx16 /Bank1
4Mx16 /Bank2
4Mx16 /Bank3
Column Decoder
4Mx16/Bank0
Write Data Register
2-bit Prefetch Unit
Register
Mode
Block
DLL
32
CLK_DLL
DS
64
16
1HY5DU561622CTP
32
Data Strobe
Data Strobe
Transmitter
Receiver
LDQS,UDQS
DQ[0:15]
DS
6