MT18HTF25672PZ Micron Semiconductor Products, MT18HTF25672PZ Datasheet - Page 11

• Manufacturer Part Number: MT18HTF25672PZ
• Description: Ddr2 Sdram Rdimm
• Manufacturer: Micron Semiconductor Products

Register and PLL Specifications
Table 9: Register Specifications
SSTU32866 devices or equivalent
PDF: 09005aef83dadad1
htf18c256x72pz.pdf - Rev. A 3/10 EN
Parameter
DC high-level
input voltage
DC low-level
input voltage
AC high-level
input voltage
AC low-level
input voltage
Output high
voltage
Output low voltage
Input current
Static standby
Static operating
Dynamic operating
(clock tree)
Dynamic operating
(per each input)
Input capacitance
(per device, per pin)
Input capacitance
(per device, per pin)
Symbol
Note:
V
V
V
V
I
I
V
IH(DC)
IH(AC)
V
IL(DC)
IL(AC)
I
I
DDD
DDD
C
C
DD
DD
OH
I
OL
IN
IN
I
1. Timing and switching specifications for the register listed are critical for proper opera-
Control, command,
Control, command,
Control, command,
Control, command,
tion of the DDR2 SDRAM RDIMMs. These are meant to be a subset of the parameters for
the specific device used on the module. Detailed information for this register is available
in JEDEC standard JESD82.
All inputs except
Parity output
Parity output
address
address
address
address
All pins
All pins
All pins
RESET#
RESET#
Pins
N/A
N/A
2GB (x72, ECC, SR) 240-Pin DDR2 SDRAM RDIMM
I
V
RESET# = V
O
switching at
switching 50% duty cy-
I
RESET# = V
V
= 0; CK and CK# switch-
= V
cle; One data in/out
ing 50% duty cycle
V
I
= V
I
V
or V
V
RESET# = V
RESET# = V
0; CK and CK#
11
IH(AC)
= V
I
I
Condition
V
duty cycle
= V
= V
IH(DC)
LVCMOS
LVCMOS
SSTL_18
SSTL_18
SSTL_18
SSTL_18
DD
REF
IL(DC)
DD
DD
SS
or V
= 1.8V
±250mV;
; V
SSQ
or V
t
or V
or V
CK/2, 50%
I
o
IL(DC)
I
Micron Technology, Inc. reserves the right to change products or specifications without notice.
(I
= 0
DD
DD
= V
IL(AC)
o
SS
SS
;
;
= 0)
IH(AC)
, I
O
,
Register and PLL Specifications
=
manufacturer
V
V
REF(DC)
REF(DC)
Varies by
Min
1.2
2.5
–5
0
–
–
–
–
–
–
+ 125
+ 250
© 2010 Micron Technology, Inc. All rights reserved.
manufacturer
manufacturer
manufacturer
V
V
V
REF(DC)
REF(DC)
Varies by
Varies by
Varies by
DDQ
Max
100
0.5
0.5
3.5
5
–
–
+ 250
- 125
- 250
Units
mV
mV
mV
mV
mA
mA
µA
µA
µA
pF
pF
V
V