CY7C144-55AXC Cypress Semiconductor Corp, CY7C144-55AXC Datasheet - Page 7
CY7C144-55AXC
Manufacturer Part Number
CY7C144-55AXC
Description
IC SRAM 64KBIT 55NS 64LQFP
Manufacturer
Cypress Semiconductor Corp
Type
Asynchronousr
Datasheet
1.CY7C144-55AXC.pdf
(23 pages)
Specifications of CY7C144-55AXC
Memory Size
64K (8K x 8)
Package / Case
64-LQFP
Format - Memory
RAM
Memory Type
SRAM - Dual Port, Asynchronous
Speed
55ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Access Time
55 ns
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4.5 V
Maximum Operating Current
160 mA
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Number Of Ports
2
Operating Supply Voltage
5 V
Rohs Compliant
YES
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
428-2154
CY7C144-55AXC
CY7C144-55AXC
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CY7C144-55AXC
Manufacturer:
Cypress Semiconductor Corp
Quantity:
10 000
Maximum Ratings
Exceeding maximum ratings may impair the useful life of the
device. These user guidelines are not tested.
Storage temperature 65 C to +150 C
Ambient temperature with
power applied 55C to +125C
Supply voltage to ground potential 0.5 V to +7.0 V
DC voltage applied to outputs
in High Z state 0.5 V to +7.0 V
DC input voltage
Electrical Characteristics
Over the Operating Range
Document #: 38-06034 Rev. *H
V
V
V
V
I
I
I
I
I
I
I
Notes
Parameter
IX
OZ
CC
SB1
SB2
SB3
SB4
3. The Voltage on any input or I/O pin cannot exceed the power pin during power-up.
4. Pulse width < 20 ns.
5. f
OH
OL
IH
IL
MAX
= 1/t
RC
= All inputs cycling at f = 1/t
Output HIGH voltage
Output LOW voltage
Input HIGH voltage
Input LOW voltage
Input leakage current
Output leakage current
Operating current
Standby current
(Both ports TTL levels)
Standby current
(One port TTL level)
Standby current
(Both ports CMOS levels)
Standby current
(One port CMOS level)
[4]
0.5 V to +7.0 V
Description
RC
(except output enable). f = 0 means no address or control lines change. This applies only to inputs at CMOS level standby I
V
V
GND < V
Outputs disabled, GND < V
V
Outputs disabled
CE
f = f
CE
f = f
Both ports
CE and CE
V
or V
One port
CE
V
V
Port outputs, f = f
CC
CC
CC
IN
IN
IN
[3]
L
L
L
MAX
MAX
> V
> V
< 0.2 V, Active
IN
= Min., I
= Min., I
= Max., I
and CE
or CE
or CE
< 0.2 V, f = 0
CC
CC
[5]
[5]
I
< V
R
– 0.2 V
R
– 0.2 V or
R
R
> V
> V
OH
OL
Test Conditions
> V
OUT
CC
> V
= 4.0 mA
IH
CC
= 4.0 mA
CC
MAX
IH
,
= 0 mA
– 0.2 V,
[5]
,
– 0.2 V,
[5]
Output current into outputs (LOW) .............................. 20 mA
Static discharge voltage........................................... >2001 V
(per MIL-STD-883, Method 3015)
Latch-up current ..................................................... >200 mA
Operating Range
Commercial
Industrial
O
< V
Commercial
Industrial
Commercial
Industrial
Commercial
Industrial
Commercial
Industrial
Commercial
Industrial
Range
CC
Min
10
10
2.4
2.2
7C144-15
7C145-15
40
0
Temperature
Ambient
C to +70
C to +85
Max
+10
+10
220
130
125
0.4
0.8
60
15
CY7C144 CY7C145
C
C
Min
10
10
2.4
2.2
7C144-25
Max
+10
+10
180
190
110
120
100
115
5 V 10%
5 V 10%
0.4
0.8
40
50
15
30
Page 7 of 23
V
CC
Unit
mA
mA
mA
mA
mA
A
A
V
V
V
V
SB3
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