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| GS8662QT37BD-250I Datasheet, PDF (14/28 Pages) GSI Technology – 72Mb SigmaQuad-II+TM Burst of 2 SRAM | |||
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GS8662QT07/10/19/37BD-357/333/300/250/200
Programmable Impedance HSTL Output Driver DC Electrical Characteristics
Parameter
Symbol
Min.
Output High Voltage
VOH1
VDDQ/2 â 0.12
Output Low Voltage
VOL1
VDDQ/2 â 0.12
Output High Voltage
VOH2
VDDQ â 0.2
Output Low Voltage
VOL2
Vss
Notes:
1. IOH = (VDDQ/2) / (RQ/5) +/â 15% @ VOH = VDDQ/2 (for: 175ï ï£ï RQ ï£ 350ïï©ï®
2. IOL = (VDDQ/2) / (RQ/5) +/â 15% @ VOL = VDDQ/2 (for: 175ï ï£ RQ ï£350ïï©.
3. Parameter tested with RQ = 250ï and VDDQ = 1.5 V
4. 0ïï ï£ï RQ ï£ ï¥ï
5. IOH = â1.0 mA
6. IOL = 1.0 mA
Max.
VDDQ/2 + 0.12
VDDQ/2 + 0.12
VDDQ
0.2
Units
V
V
V
V
Notes
1, 3
2, 3
4, 5
4, 6
Operating Currents
-357
-333
Parameter
Symbol
Test Conditions
0 â40 0 â40
to
to to
to
70°C 85°C 70°C 85°C
Operating Current
(x36): DDR
IDD
VDD = Max, IOUT = 0 mA
Cycle Time ï³ï tKHKH Min
1195 1205 1100 1110
mA mA mA mA
Operating Current
(x18): DDR
IDD
VDD = Max, IOUT = 0 mA
Cycle Time ï³ï tKHKH Min
985 995 920 930
mA mA mA mA
Operating Current
(x9): DDR
IDD
VDD = Max, IOUT = 0 mA
Cycle Time ï³ï tKHKH Min
985 995 920 930
mA mA mA mA
Operating Current
(x8): DDR
IDD
VDD = Max, IOUT = 0 mA
Cycle Time ï³ï tKHKH Min
985 995 920 930
mA mA mA mA
Standby Current
(NOP): DDR
Device deselected,
ISB1
IOUT = 0 mA, f = Max,
All Inputs ï£ï 0.2 V or ï³ï VDD â 0.2 V
275
mA
285
mA
270
mA
280
mA
Notes:
1. Power measured with output pins floating.
2. Minimum cycle, IOUT = 0 mA
3. Operating current is calculated with 50% read cycles and 50% write cycles.
4. Standby Current is only after all pending read and write burst operations are completed.
-300
0 â40
to
to
70°C 85°C
1060 1070
mA mA
850 860
mA mA
850 860
mA mA
850 860
mA mA
255 265
mA mA
-250
0 â40
to
to
70°C 85°C
895 905
mA mA
720 730
mA mA
720 730
mA mA
720 730
mA mA
240 250
mA mA
-200
0 â40
to
to
70°C 85°C
740 750
mA mA
600 610
mA mA
600 610
mA mA
600 610
mA mA
220 230
mA mA
Notes
2, 3
2, 3
2, 3
2, 3
2, 4
Rev: 1.00b 8/2017
14/28
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
© 2011, GSI Technology
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