hy5du561622efp Hynix Semiconductor, hy5du561622efp Datasheet - Page 7

• Manufacturer Part Number: hy5du561622efp
• Description: 256mb Ddr Sdram
• Manufacturer: Hynix Semiconductor

Rev. 1.1 / June 2006
FUNCTIONAL BLOCK DIAGRAM (16Mx16)
4Banks x 4Mbit x 16 I/O Double Data Rate Synchronous DRAM
CLK
/CLK
CKE
/CS
/RAS
/CAS
/WE
ADD
BA
Command
Decoder
Address
Buffer
Register
Mode
Control
Bank
Column Address
Counter
Decoder
Row
CLK,
/CLK
4Mx16 / Bank0
4Mx16 / Bank1
4Mx16 / Bank2
4Mx16 / Bank3
Column Decoder
Write Data Register
2-bit Prefetch Unit
Register
Block
Mode
DLL
32
CLK_DLL
UDQS
LDQS
32
16
16
Data Strobe
Data Strobe
Transmitter
Receiver
HY5DU561622E(L)FP
HY5DU56822E(L)FP
LDQS, UDQS
LDM, UDM
LDQS, UDQS
DQ[0:15]
7