HMP525F7FFP4C-xx Hynix Semiconductor, HMP525F7FFP4C-xx Datasheet - Page 22

• Manufacturer Part Number: HMP525F7FFP4C-xx
• Description: 240pin Fully Buffered DDR2 SDRAM DIMMs
• Manufacturer: Hynix Semiconductor

Rev 1.2 / Feb. 2009
Termination Current
Internal signals are terminated on the DIMM through resistors to an external power supply VTT = VDD / 2.
Modeled with 30 Ohm termination for clocks, 39 ohm for command / address and 47 ohm for control.
The VTT power supply must be able to source and sink these currents:
VTT Currents table
Idle Current, DRAM Power Down (Conditions TBD)
Active Power, 50% DRAM BW (conditions TBD)
Description
1
240pin Fully Buffered DDR2 SDRAM DIMMs
Symbol
I
I
TT1
TT2
Typ
-
-
Max
700
700
Unit
mA
mA
22