CY7C185-20PXC Cypress Semiconductor Corp, CY7C185-20PXC Datasheet - Page 7

• Manufacturer Part Number: CY7C185-20PXC
• Description: IC SRAM 64KBIT 20NS 28DIP
• Manufacturer: Cypress Semiconductor Corp
• Type: Asynchronousr

Specifications of CY7C185-20PXC

• Memory Size: 64K (8K x 8)
• Package / Case: 28-DIP (0.300", 7.62mm)
• Format - Memory: RAM
• Memory Type: SRAM - Asynchronous
• Speed: 20ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Access Time: 20 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Current: 110 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Number Of Ports: 1
• Operating Supply Voltage: 5 V
• Memory Configuration: 8K X 8
• Supply Voltage Range: 4.5V To 5.5V
• Memory Case Style: DIP
• No. Of Pins: 28
• Operating Temperature Range: 0°C To +70°C
• Rohs Compliant: Yes
• Density: 64Kb
• Access Time (max): 20ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 13b
• Package Type: PDIP
• Operating Temp Range: 0C to 70C
• Supply Current: 110mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 28
• Word Size: 8b
• Number Of Words: 8K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 428-2157-5; CY7C185-20PXC

Typical DC and AC Characteristics
Document #: 38-05043 Rev. *D
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
1.4
1.3
1.2
1.1
1.0
0.9
0.8
3.0
2.5
2.0
1.5
1.0
0.5
0.0
4.0
4.0
0.0
NORMALIZED SUPPLY CURRENT
vs. SUPPLY VOLTAGE
NORMALIZED ACCESS TIME
vs. SUPPLY VOLTAGE
TYPICAL POWER-ON CURRENT
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
1.0
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
4.5
4.5
2.0
I
CC
5.0
5.0
3.0
T
I
A
SB
=25C
5.5
5.5
4.0
6.0
6.0
5.0
30.0
25.0
20.0
15.0
10.0
1.6
1.4
1.2
1.0
0.8
0.6
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.0
5.0
–55
–55
0
TYPICAL ACCESS TIME CHANGE
vs. OUTPUT LOADING
NORMALIZED SUPPLY CURRENT
vs. AMBIENT TEMPERATURE
NORMALIZED ACCESS TIME
vs. AMBIENT TEMPERATURE
AMBIENT TEMPERATURE (C)
AMBIENT TEMPERATURE (C)
I
SB
200
CAPACITANCE (pF)
400
25
25
V
T
A
V
CC
V
V
CC
=25C
600
CC
IN
=4.5V
=5.0V
=5.0V
=5.0V
800
I
CC
1000
125
125
1.25
1.00
0.75
0.50
140
120
100
120
100
80
60
40
20
80
60
40
20
0
0.0
0
0.0
10
OUTPUT SINK CURRENT
vs. OUTPUT VOLTAGE
OUTPUT SOURCE CURRENT
vs. OUTPUT VOLTAGE
NORMALIZED I
V
T
V
CC
A
CC
CYCLE FREQUENCY (MHz)
=25C
OUTPUT VOLTAGE (V)
1.0
1.0
OUTPUT VOLTAGE (V)
=5.0V
=0.5V
20
2.0
2.0
CC
V
T
vs. CYCLE TIME
V
T
A
CC
A
CC
30
=25C
=25C
3.0
=5.0V
3.0
=5.0V
CY7C185
Page 7 of 12
4.0
4.0
40
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