CY7C187-35PC Cypress Semiconductor Corp, CY7C187-35PC Datasheet - Page 6

• Manufacturer Part Number: CY7C187-35PC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C187-35PC

• Density: 64Kb
• Access Time (max): 35ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 16b
• Package Type: PDIP
• Operating Temp Range: 0C to 70C
• Number Of Ports: 2
• Supply Current: 70mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 22
• Word Size: 1b
• Number Of Words: 64K
• Lead Free Status / Rohs Status: Not Compliant

Document #: 38-05044 Rev. *A
Typical DC and AC Characteristics
Address Designators
Truth Table
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0.0
Address
CE
H
L
L
TYPICAL POWER-ON CURRENT
vs. SUPPLY VOLTAGE
Name
A10
A12
A13
A14
A15
A11
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
1.0
SUPPLY VOLTAGE(V)
2.0
WE
X
H
L
3.0
Function
Address
X3
X4
X5
X6
X7
Y7
Y6
Y2
Y3
Y1
Y0
Y4
Y5
X0
X1
X2
4.0
High Z
Data Out
Data In
5.0
Input/Output
30.0
25.0
20.0
15.0
10.0
0.0
5.0
(Continued)
Number
0
TYPICAL ACCESS TIME CHANGE
vs. OUTPUT LOADING
Pin
14
15
16
17
18
19
20
21
1
2
3
4
5
6
7
8
200
CAPACITANCE (pF)
400
V
T
Deselect/Power-Down
Read
Write
A
CC
=25°C
600
=4.5V
800
1000
1.25
1.00
0.75
0.50
10
NORMALIZED I
Mode
V
T
V
A
CC
CC
CYCLE FREQUENCY (MHz)
=25°C
=5.0V
=0.5V
20
CC
vs.CYCLE TIME
30
CY7C187
Page 6 of 9
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