CY62256-55 CYPRESS [Cypress Semiconductor], CY62256-55 Datasheet - Page 3

• Manufacturer Part Number: CY62256-55
• Description: 256K (32K x 8) Static RAM
• Manufacturer: CYPRESS [Cypress Semiconductor]

Document #: 38-05248 Rev. *C
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature ................................. –65°C to +150°C
Ambient Temperature with
Power Applied..............................................-55°C to +125°C
Supply Voltage to Ground Potential
(Pin 28 to Pin 14) ........................................... –0.5V to +7.0V
DC Voltage Applied to Outputs
in High-Z State
DC Input Voltage
Electrical Characteristics
Capacitance
Parameter
V
V
V
V
I
I
I
I
I
C
C
Notes:
IX
OZ
CC
SB1
SB2
3.
4.
5.
OH
OL
IH
IL
IN
OUT
V
T
Tested initially and after any design or process changes that may affect these parameters.
A
IL
is the “Instant-On” case temperature.
Parameter
(min.) =
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
Input LOW Voltage
Input Leakage Current
Output Leakage Current GND < V
V
Current
Automatic CE
Power-down Current—
TTL Inputs
Automatic CE
Power-down Current—
CMOS Inputs
−
CC
[3]
2.0V for pulse durations of less than 20 ns.
[5]
[3]
....................................–0.5V to V
Operating Supply
Description
.................................–0.5V to V
Input Capacitance
Output Capacitance
Over the Operating Range
Description
V
V
GND < V
V
f = f
Max. V
V
f
Max. V
V
0.3V, f = 0
MAX
CC
CC
CC
IN
IN
MAX
> V
> V
= Max., I
= Min., I
= Min., I
IH
CC
CC
CC
= 1/t
I
O
Test Conditions
or V
, CE > V
, CE > V
− 0.3V, or V
< V
< V
RC
CC
CC
OUT
IN
OH
OL
CC
CC
< V
+ 0.5V
+ 0.5V
= 2.1 mA
= −1.0 mA
, Output Disabled
= 0 mA,
CC
IH
IL
,
, f =
− 0.3V
T
V
IN
A
CC
<
= 25°C, f = 1 MHz,
= 5.0V
L
LL
L
LL
L
LL
LL - Ind’l
LL -
Auto
Test Conditions
Output Current into Outputs (LOW)............................. 20 mA
Static Discharge Voltage.......................................... > 2001V
(per MIL-STD-883, Method 3015)
Latch-up Current.................................................... > 200 mA
Operating Range
Commercial
Industrial
Automotive
Range
Min. Typ.
–0.5
–0.5
–0.5
2.4
2.2
CY62256−55
Ambient Temperature (T
0.5
0.4
0.3
0.1
0.1
0.1
28
25
25
1
2
[2]
–40
–40
0
+0.5V
Max.
+0.5
+0.5
V
°
0.4
0.8
0.6
0.5
55
50
50
50
10
15
°
2
5
5
C to +70
CC
°
C to +125
C to +85
Max.
Min. Typ.
–0.5
–0.5
–0.5
2.4
2.2
6
8
°
C
CY62256−70
°
°
C
C
0.5
0.4
0.3
0.1
0.1
28
25
25
1
2
A
)
[2]
[4]
CY62256
Page 3 of 12
+0.5V
Max.
+0.5
+0.5
V
0.4
0.8
0.6
0.5
55
50
50
50
10
5V ± 10%
5V ± 10%
5V ± 10%
Unit
2
5
5
CC
pF
pF
V
CC
Unit
mA
mA
mA
mA
mA
mA
mA
µA
µA
µA
µA
µA
µA
V
V
V
V