CY7C4285V-25ASC Cypress Semiconductor Corp, CY7C4285V-25ASC Datasheet - Page 9

• Manufacturer Part Number: CY7C4285V-25ASC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C4285V-25ASC

• Configuration: Dual
• Density: 1.125Mb
• Access Time (max): 15ns
• Word Size: 18b
• Organization: 64Kx18
• Sync/async: Synchronous
• Expandable: Yes
• Bus Direction: Uni-Directional
• Package Type: TQFP
• Clock Freq (max): 40MHz
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Supply Current: 30mA
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 64
• Lead Free Status / Rohs Status: Not Compliant

Switching Characteristics
Over the Operating Range
Notes
Document #: 38-06012 Rev. *B
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
12. C
13. C
14. Pulse widths less than minimum values are not allowed.
15. Values guaranteed by design, not currently tested.
S
A
CLK
CLKH
CLKL
DS
DH
ENS
ENH
RS
RSR
RSF
PRT
RTR
OLZ
OE
Parameter
L
L
= 30 pF for all AC parameters except for t
= 5 pF for t
I/O
OUTPUT
Clock Cycle Frequency
Data Access Time
Clock Cycle Time
Clock HIGH Time
Clock LOW Time
Data Setup Time
Data Hold Time
Enable Setup Time
Enable Hold Time
Reset Pulse Width
Reset Recovery Time
Reset to Flag and Output Time
Retransmit Pulse Width
Retransmit Recovery Time
Output Enable to Output in Low Z
Output Enable to Output Valid
OHZ
3.3V
INCLUDING
.
JIG AND
SCOPE
C
Description
L
Z0=50 Ω
R1=330Ω
[14]
Figure 4. AC Test Loads and Waveforms (-15 -25)
50Ω
R2=510Ω
OHZ
V
Figure 5. AC Test Loads and Waveforms (-10)
CC
.
4275V–4
/2
4275V–6
[15]
Equivalent to:
7C4255/65/75/85V-10 7C4255/65/75/85V-15 7C4255/65/75/85V-25
Min
4.5
4.5
3.5
3.5
10
10
60
90
2
0
0
8
0
3
GND
3.0V
Max
OUTPUT
100
GND
10
3.0V
8
7
THÉ VENIN EQUIVALENT
≤ 3 ns
≤ 3 ns
Min
15
15
10
60
90
2
6
6
4
0
4
0
0
3
ALL INPUT PULSES
10%
ALL INPUT PULSES
90%
10%
200 Ω
90%
[12, 13]
CY7C4255V, CY7C4265V
CY7C4275V, CY7C4285V
Max
66.7
10
15
10
2.0V
90%
Min
90%
10%
25
10
10
25
15
60
90
2
6
1
6
1
0
3
10%
≤ 3 ns
≤ 3 ns
4287V–5
4275V–7
Max
40
15
25
12
Page 9 of 21
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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