CY7C144-15JXI Cypress Semiconductor Corp, CY7C144-15JXI Datasheet - Page 16

• Manufacturer Part Number: CY7C144-15JXI
• Description: IC SRAM 64KBIT 15NS 68PLCC
• Manufacturer: Cypress Semiconductor Corp
• Type: Asynchronousr

Specifications of CY7C144-15JXI

• Memory Size: 64K (8K x 8)
• Package / Case: 68-PLCC
• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Speed: 15ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Access Time: 15 ns
• Maximum Clock Frequency: 1 MHz
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Current: 220 mA
• Organization: 8 K x 8
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Ports: 2
• Operating Supply Voltage: 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Switching Waveforms
Notes
Document #: 38-06034 Rev. *H
29. t
30. t
Left Side Sets INT
HA
INS
Right Side Clears INT
Right Side Sets INT
Left Side Clears INT
Address
depends on which enable pin (CE
or t
Address
Address
Address
INR
depends on which enable pin (CE
R/W
INT
CE
R/W
R/W
R/W
OE
INT
INT
INT
CE
CE
OE
CE
L
L
L
R
R
L
L
L
L
R
R
R
R
R
R
R
R
L
R
:
L
L
:
:
R
:
(continued)
L
or R/W
t
L
INS
t
INS
L
or R/W
) is deasserted first.
[30]
[30]
Write 1FFF
Write 1FFE
L
Figure 16. Interrupt Timing Diagrams
) is asserted last.
t
t
WC
WC
t
t
INR
INR
t
HA
t
HA
[30]
[30]
[29]
[29]
Read 1FFE
Read 1FFF
t
t
RC
RC
CY7C144 CY7C145
Page 16 of 23
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