HY62256A-I Datasheet, PDF (6/14 Pages) List of Unclassifed Manufacturers – DRAM & SRAM MEMORY

-sram/62256ala1
http://www.hea.com/hean2/sram/62256ala1.htm
TRUTH TABLE
/CS /WE /OE
MODE
I/O OPERATION
HX
X
Standby
High-Z
LH
H
Output Disabled
High-Z
LH
L
Read
Data Out
LL
X
Write
Data In
Note:
1. H=VIH, L=VIL, X=Don't Care
Features | Pins | Ratings | Timing | Package | Ordering
DC CHARACTERISTICS
Vcc = 5V ?% TA = 0°C to 70°C (Normal) / -40°C to 85°C (E.T.) unless otherwise
specified
Symbol
Parameter
Test Condition Min Typ Max Unit
ILI
Input Leakage Current Vss <= VIN <= Vcc -1 - 1 uA
Vss <= VOUT <= Vcc
ILO
Output Leakage Current
/CS=VIH or
/OE=VIH or /WE =
-1
-
1
uA
VIL
Icc
Operating Power Supply
Current
/CS= VIL,
VIN=VIH or VIL, II/O= -
0mA
30 50 mA
Icc1
Average Operating
Current
/CS = VIL
Min. Duty Cycle = -
100%, II/O =0mA
40 70 mA
ISB
TTL Standby Current
(TTL Inputs)
/CS = VIH VIN = VIH
or VIL
-
0.4 2
mA
- - 1 mA
CMOS
/CS >= Vcc-
Standby ^HY62256A 0.2V
L - 2 100 uA
ISB1
Current
VIN <= 0.2V or LL - 1 25 uA
(CMOS
VIN >=
Input) HY62256A-I VCC-0.2V
- - 1 mA
L - 2 100 uA
VOL
Output Low Voltage
IOL= 2.1 mA
- - 0.4 V
VOH
Output High Voltage
IOH = 1mA
2.4 - - V
Note: Typical values are at Vcc = 5.0V TA = 25°C
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22/10/97 12:33