MT18VDDT6472AG-262G4 Micron Technology Inc, MT18VDDT6472AG-262G4 Datasheet - Page 27

• Manufacturer Part Number: MT18VDDT6472AG-262G4
• Description: MODULE SDRAM DDR 512MB 184DIMM
• Manufacturer: Micron Technology Inc

Specifications of MT18VDDT6472AG-262G4

• Memory Type: DDR SDRAM
• Memory Size: 512MB
• Speed: 266MT/s
• Package / Case: 184-DIMM
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table 17: Register Timing Requirements and Switching Characteristics
Note: 1
NOTE:
pdf: 09005aef808a331f, source: 09005aef80858037
DD18C32_64_128_256x72G.fm - Rev. E 9/04 EN
1. The timing and switching specifications for the register listed above are critical for proper operation of the DDR SDRAM
2. Data inputs must be low a minimum time of t
3. Data and clock inputs must be held at valid levels (not floating) a minimum time of t
4. For data signal input slew rate
5. For data signal input slew rate
6. CK, CK# signals input slew rate
JESD82-3 or
pattern) by
REGISTER
JESD82-4
SSTL (bit
Registered DIMMs. 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.
LOW.
SYMBOL
f
t
clock
t
t
t
inact
t
t
t
PHL
act
pd
su
w
h
Setup Time, Slow Slew Rate
Differential Inputs Inactive
Setup Time, Fast Slew Rate
Hold Time, Slow Slew Rate
Hold Time, Fast Slew Rate
Differential Inputs Active
Clock to Output Time
Reset to Output Time
Clock Frequency
PARAMERTER
Pulse Duration
1 V/ns.
0.5 V/ns and
1V/ns.
Time
Time
act
1V/ns.
max, after RESET# is taken HIGH.
256MB, 512MB, 1GB, 2GB (x72, ECC, SR)
30pF to GND and
CK, CK# HIGH or
HIGH, CK# LOW
HIGH, CK# LOW
Data Before CK
Data After CK
27
CONDITION
50 to V
LOW
TT
Micron Technology, Inc., reserves the right to change products or specifications without notice.
184-PIN DDR SDRAM RDIMM
V
0°C
DD
MIN
0.75
0.75
1.1
2.5
0.9
0.9
-
-
-
-
= +2.5V ±0.2V
T
A
inact
+70°C
MAX
max, after RESET# is taken
200
2.8
22
22
5
-
-
-
-
-
©2004 Micron Technology, Inc. All rights reserved.
UNITS
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
4, 6
5, 6
4, 6
5, 6
2
3