HYB18T512400BF-2.5 QIMONDA [Qimonda AG], HYB18T512400BF-2.5 Datasheet - Page 27

• Manufacturer Part Number: HYB18T512400BF-2.5
• Description: 512-Mbit Double-Data-Rate-Two SDRAM
• Manufacturer: QIMONDA [Qimonda AG]

5
This chapter describes the electrical characteristics.
5.1
Caution is needed not to exceed absolute maximum ratings of the DRAM device listed in
1) When
2) Storage Temperature is the case surface temperature on the center/top side of the DRAM.
Attention: Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to
1) Operating Temperature is the case surface temperature on the center / top side of the DRAM.
2) The operating temperature range are the temperatures where all DRAM specification will be supported. During operation, the DRAM case
3) Above 85 °C the Auto-Refresh command interval has to be reduced to
4) When operating this product in the 85 °C to 95 °C TCASE temperature range, the High Temperature Self Refresh has to be enabled by
Rev. 1.1, 2007-05
03292006-YBYM-WG0Z
Symbol
V
V
V
V
T
Symbol
T
STG
DD
DDQ
DDL
IN
OPER
temperature must be maintained between 0 - 95 °C under all other specification parameters.
setting EMR(2) bit A7 to “1”. When the High Temperature Self Refresh is enabled there is an increase of
,
V
OUT
V
DD
the device. This is a stress rating only and functional operation of the device at these or any other
conditions above those indicated in the operational sections of this specification is not implied. Exposure
to absolute maximum rating conditions for extended periods may affect reliability.
and
V
Parameter
Voltage on
Voltage on
Voltage on
Voltage on any pin relative to
Storage Temperature
DDQ
Parameter
Operating Temperature
Electrical Characteristics
Absolute Maximum Ratings
and
V
DDL
V
V
V
are less than 500 mV;
DD
DDQ
DDL
pin relative to
pin relative to
pin relative to
V
V
V
V
SS
SS
SS
SS
V
REF
may be equal to or less than 300 mV.
27
DRAM Component Operating Temperature Range
t
REFI
= 3.9 µs
Min.
0
Rating
512-Mbit Double-Data-Rate-Two SDRAM
Rating
Min.
–1.0
–0.5
–0.5
–0.5
–55
Max.
95
Table 22
Max.
+2.3
+2.3
+2.3
+2.3
+100
Absolute Maximum Ratings
HYB18T512[40/80/16]0B[C/F]
I
DD6
Unit
°C
at any time.
by approximately 50 %
Unit
V
V
V
V
°C
Internet Data Sheet
TABLE 22
TABLE 23
Note
1)2)3)4)
Note
1)
1)2)
1)2)
1)
1)2)