CY7C245A-25WC Cypress Semiconductor Corp, CY7C245A-25WC Datasheet - Page 5

• Manufacturer Part Number: CY7C245A-25WC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C245A-25WC

• Density: 16Kb
• Access Time (max): 25ns
• Supply Current: 90mA
• Pin Count: 24
• Mounting: Through Hole
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Not Compliant

Document #: 38-04007 Rev. *D
AC Test Loads and Waveforms
Switching Characteristics
OUTPUT
t
t
t
t
t
t
t
t
t
t
t
t
t
Notes:
Parameter
SA
HA
CO
PWC
SES
HES
DI
RI
PWI
COS
HZC
DOE
HZE
8. Applies only when the synchronous (E
9. Applies only when the asynchronous (E) function is used.
Equivalent to: TH ÉVENIN EQUIVALENT
INCLUDING
5V
JIG AND
(a) Normal Load
SCOPE
50 pF
OUTPUT
Address Set-Up to Clock HIGH
Address Hold from Clock HIGH
Clock HIGH to Valid Output
Clock Pulse Width
E
E
Delay from INIT to Valid Output
INIT Recovery to Clock HIGH
INIT Pulse Width
Valid Output from Clock HIGH
Inactive Output from Clock
HIGH
Valid Output from E LOW
Inactive Output from E HIGH
S
S
Set-Up to Clock HIGH
Hold from Clock HIGH
R1 250Ω
[8]
Description
R2
167Ω
100Ω
S
OUTPUT
) function is used.
Over Operating Range
[9]
INCLUDING
5V
[4, 5]
[9]
JIG AND
2.0V
SCOPE
[8]
(b) High Z Load
5 pF
7C245A-15
Min. Max. Min. Max.
15
10
10
10
10
0
5
R1 250Ω
10
15
15
15
12
15
[4, 5]
R2
167Ω
7C245A-18
18
12
10
12
12
0
5
12
20
15
15
15
15
Min.
7C245A-35
GND
3.0V
25
15
12
15
15
0
5
≤
5 ns
Max.
12
20
15
15
15
15
Min.
7C245A-25
35
20
15
20
20
10%
0
5
ALL INPUT PULSES
90%
Max.
15
20
20
20
20
20
Min.
7C245A-35
CY7C245A
45
20
15
20
25
0
5
90%
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Max.
10%
25
35
30
30
30
30
≤
5 ns
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns