CY7C146-25JC Cypress Semiconductor Corp, CY7C146-25JC Datasheet - Page 11

• Manufacturer Part Number: CY7C146-25JC
• Description: IC SRAM 16KBIT 25NS 52PLCC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C146-25JC

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 16K (2K x 8)
• Speed: 25ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 52-PLCC
• Density: 16Kb
• Access Time (max): 25ns
• Sync/async: Asynchronous
• Architecture: SDR
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 22b
• Package Type: PLCC
• Operating Temp Range: 0C to 70C
• Number Of Ports: 2
• Supply Current: 170mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 52
• Word Size: 8b
• Number Of Words: 2K
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1202

Document #: 38-06031 Rev. *A
Interrupt Timing Diagrams
Right Side Clears INT
Typical DC and AC Characteristics
ADDRESS
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0.6
1.4
1.2
1.0
0.8
0.4
0.2
0.0
1.4
1.3
1.2
1.1
1.0
0.9
0.8
4.0
4.0
0
TYPICAL POWER-ON CURRENT
vs. SUPPLY VOLTAGE
NORMALIZED ACCESS TIME
vs. SUPPLY VOLTAGE
R/W
NORMALIZED SUPPLY CURRENT
vs. SUPPLY VOLTAGE
INT
OE
CE
1.0
L
L
L
L
L
SUPPLYVOLTAGE(V)
SUPPLYVOLTAGE(V)
SUPPLYVOLTAGE(V)
4.5
4.5
2.0
L
:
I
CC
5.0
5.0
3.0
I
SB3
T
A
=25°C
5.5
5.5
4.0
[18]
5.0
(continued)
6.0
6.0
30.0
25.0
20.0
15.0
10.0
5.0
t
1.2
1.0
0.8
0.6
0.4
0.2
0.6
1.6
1.4
1.2
1.0
0.8
0.6
EINR
-55
-55
0
TYPICAL ACCESS TIME CHANGE
vs. OUTPUT LOADING
0
NORMALIZED ACCESS TIME
vs. AMBIENT TEMPERATURE
NORMALIZED SUPPLY CURRENT
vs. AMBIENT TEMPERATURE
AMBIENTTEMPERATURE(°C)
AMBIENTTEMPERATURE(°C)
200
CAPACITANCE (pF)
400
25
25
t
V
T
HA
A
600
CC
V
V
I
V
CC
I
CC
IN
=25°C
SB3
CC
=4.5V
=5.0V
=5.0V
=5.0V
800
1000
125
125
t
INR
t
OINR
READ 7FE
t
RC
1.25
0.75
0.50
140
120
100
120
100
1.0
80
60
40
20
80
60
40
20
0
0
0.0
10
OUTPUT SINK CURRENT
vs. OUTPUT VOLTAGE
0
OUTPUT SOURCE CURRENT
vs. OUTPUT VOLTAGE
NORMALIZED I
V
T
V
CC
A
IN
CYCLE FREQUENCY (MHz)
OUTPUTVOLTAGE(V)
=25°C
=0.5V
1.0
1.0
=5.0V
OUTPUTVOLTAGE(V)
CY7C132/CY7C136
CY7C142/CY7C146
20
2.0
2.0
CC
V
T
CC
A
vs. CYCLE TIME
=25°C
V
T
CC
A
30
=5.0V
=25°C
3.0
3.0
=5.0V
Page 11 of 17
4.0
4.0
40