Internet Data Sheet
HY[B/I]25D256[16/40/80]0C[E/C/F/T](L)
256 Mbit Double-Data-Rate SDRAM
4
Electrical Characteristics
This chapter lists the electrical characteristics.
4.1
Operating Conditions
This chapter contains the operating conditions tables.
TABLE 16
Absolute Maximum Ratings
Parameter
Symbol
Values
Min. Typ. Max.
Unit Note/ Test Condition
Voltage on I/O pins relative to VSS
Voltage on inputs relative to VSS
Voltage on VDD supply relative to VSS
Voltage on VDDQ supply relative to VSS
Operating temperature (ambient)
VIN, VOUT –0.5
—
—
—
—
—
—
—
—
1
V
DDQ + 0.5
V
V
V
V
VIN
–1
–1
–1
0
+3.6
+3.6
+3.6
+70
+85
+85
+150
—
VDD
VDDQ
TA
°C
°C
°C
°C
W
HYB
HYI
–40
–25
–55
—
HYE
Storage temperature (plastic)
TSTG
PD
Power dissipation (per SDRAM component)
Short circuit output current
IOUT
—
50
—
mA
Attention: Stresses above the max. values listed here may cause permanent damage to the device. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability. Maximum ratings
are absolute ratings; exceeding only one of these values may cause irreversible damage to the integrated
circuit.
Rev. 2.3, 2007-03
22
03062006-8CCM-VPUW
QIMONDA [ QIMONDA AG ]
