K7A803609B_06 Datasheet, PDF (10/19 Pages) Samsung semiconductor – 256Kx36 & 512Kx18 Synchronous SRAM

K7A803609B
K7A801809B
256Kx36 & 512Kx18 Synchronous SRAM
DC ELECTRICAL CHARACTERISTICS(VDD=3.3V+0.165V/-0.165V, TA=0°C to +70°C)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
Input Leakage Current(except ZZ)
IIL
VDD = Max ; VIN=VSS to VDD
-2
Output Leakage Current
IOL Output Disabled, VOUT=VSS to VDDQ
-2
Operating Current
ICC
Device Selected, IOUT=0mA,
ZZ≤VIL , Cycle Time ≥ tCYC Min
-25
-
Standby Current
Device deselected, IOUT=0mA,
ISB ZZ≤VIL, f=Max,
All Inputs≤0.2V or ≥ VDD-0.2V
-25
-
ISB1
Device deselected, IOUT=0mA, ZZ≤0.2V,
f = 0, All Inputs=fixed (VDD-0.2V or 0.2V)
-
ISB2
Device deselected, IOUT=0mA, ZZ≥VDD-0.2V,
f=Max, All Inputs≤VIL or ≥VIH
-
Output Low Voltage(3.3V I/O)
VOL IOL=8.0mA
-
Output High Voltage(3.3V I/O)
VOH IOH=-4.0mA
2.4
Output Low Voltage(2.5V I/O)
VOL IOL=1.0mA
-
Output High Voltage(2.5V I/O)
VOH IOH=-1.0mA
2.0
Input Low Voltage(3.3V I/O)
VIL
-0.3*
Input High Voltage(3.3V I/O)
VIH
2.0
Input Low Voltage(2.5V I/O)
VIL
-0.3*
Input High Voltage(2.5V I/O)
VIH
1.7
MAX
+2
+2
470
170
100
60
0.4
-
0.4
-
0.8
VDD+0.3
0.7
VDD+0.3
Notes : The above parameters are also guaranteed at industrial temperature range.
1. Reference AC Operating Conditions and Characteristics for input and timing.
2. Data states are all zero.
3. In Case of I/O Pins, the Max. VIH=VDDQ+0.3V.
UNIT NOTES
µA
µA
mA 1,2
mA
mA
mA
V
V
V
V
V
V
3
V
V
3
Overshoot Timing
Undershoot Timing
VDDQ+1.0V
VDDQ+0.5V
VDDQ
20% tCYC(MIN)
VIL
VIH
VSS
VSS-0.5V
VSS-1.0V
20% tCYC(MIN)
TEST CONDITIONS
(VDD=3.3V+0.165V/-0.165V,VDDQ=3.3V+0.165/-0.165V or VDD=3.3V+0.165V/-0.165V,VDDQ=2.5V+0.4V/-0.125V, TA=0to70°C)
Parameter
Value
Input Pulse Level(for 3.3V I/O)
0 to 3.0V
Input Pulse Level(for 2.5V I/O)
0 to 2.5V
Input Rise and Fall Time(Measured at 20% to 80% for 3.3V I/O)
1.0V/ns
Input Rise and Fall Time(Measured at 20% to 80% for 2.5V I/O)
1.0V/ns
Input and Output Timing Reference Levels for 3.3V I/O
1.5V
Input and Output Timing Reference Levels for 2.5V I/O
VDDQ/2
Output Load
See Fig. 1
* The above parameters are also guaranteed at industrial temperature range.
- 10 -
Rev. 5.0 April 2006