CY7C144-55JXC Cypress Semiconductor Corp, CY7C144-55JXC Datasheet - Page 7

• Manufacturer Part Number: CY7C144-55JXC
• Description: IC SRAM 64KBIT 55NS 68PLCC
• Manufacturer: Cypress Semiconductor Corp
• Type: Asynchronousr

Specifications of CY7C144-55JXC

• Memory Size: 64K (8K x 8)
• Package / Case: 68-PLCC
• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 428-2155; CY7C144-55JXC

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 55C to +125C
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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