mt18htf25672pdz Micron Semiconductor Products, mt18htf25672pdz Datasheet - Page 11

• Manufacturer Part Number: mt18htf25672pdz
• Description: 2gb X72, Ecc, Dr 240-pin Ddr2 Sdram Rdimm
• Manufacturer: Micron Semiconductor Products

Register and PLL Specifications
Table 9:
PDF: 09005aef83d3d893/Source: 09005aef83d3d8c1
htf18c256x72pdz.fm - Rev. A 11/09 EN
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)
Parameter
Register Specifications
SSTU32866 devices or equivalent JESD82-16
Note:
Symbol
V
V
V
V
I
I
V
IH(DC)
IH(AC)
V
IL(DC)
IL(AC)
I
I
DDD
DDD
DD
DD
C
C
OH
I
OL
I
I
I
Timing and switching specifications for the register listed above are critical for proper
operation of the DDR2 SDRAM registered DIMMs. These are meant to be a subset of the
parameters for the specific device used on the module. Detailed information for this regis-
ter is available in JEDEC standard JESD82.
except RESET#
Parity output
Parity output
command
command
command
command
All inputs
Address,
Address,
Address,
Address,
control,
control,
control,
control,
All pins
All pins
All pins
RESET#
Pins
n/a
n/a
RESET# = V
RESET# = V
One data input switching at
V
V
switching 50% duty cycle;
switching 50% duty cycle
2GB (x72, ECC, DR) 240-Pin DDR2 SDRAM RDIMM
IL(AC)
IL(AC)
RESET# = V
t
V
CK/2, 50% duty cycle
V
I
V
V
= V
I
I
RESET# = V
I
, I
, I
= V
11
= V
= V
V
Condition
O
O
DDQ
IH(AC)
LVCMOS
LVCMOS
SSTL_18
SSTL_18
SSTL_18
SSTL_18
DD
DD
REF
= 0; CK and CK#
= 0; CK and CK#
DDQ
I
DDQ
O
, V
, V
= 0
= 1.8V
SSQ
±250mV;
or V
or V
or V
I
I
= V
= V
SSQ
Micron Technology, Inc., reserves the right to change products or specifications without notice.
(I
O
IL(DC)
SSQ
SSQ
IH(AC)
IH(AC)
;
= 0)
or
or
Register and PLL Specifications
V
V
REF(DC)
REF(DC)
Min
1.2
2.5
–5
0
0
–
–
–
–
–
–
+ 250
+125
©2009 Micron Technology, Inc. All rights reserved.
manufacturer
manufacturer
manufacturer
V
V
V
REF(DC)
REF(DC)
Varies by
Varies by
Varies by
DDQ
Max
V
100
0.5
3.5
40
DD
–
5
+ 250
- 125
- 250
Units
mV
mV
mV
mV
mA
µA
µA
µA
µA
pF
pF
V
V