CY7C026A-20AC Cypress Semiconductor Corp, CY7C026A-20AC Datasheet - Page 14

• Manufacturer Part Number: CY7C026A-20AC
• Description: IC SRAM 16KX16 ASYN DUAL 100LQFP
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C026A-20AC

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 256K (16K x 16)
• Speed: 20ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1162

Switching Waveforms
Document #: 38-06046 Rev. *A
Interrupt Timing Diagrams
Left Side Sets INT
Right Side Clears INT
Right Side Sets INT
Left Side Clears INT
Notes:
40. t
41. t
ADDRESS
ADDRESS
ADDRESS
ADDRESS
HA
INS
R/W
R/W
R/W
R/W
INT
depends on which enable pin (CE
INT
OE
or t
INT
OE
INT
CE
CE
CE
CE
INR
R
R
R
R
R
R
R
L
L
L
L
R
R
L
L
R
L
L
depends on which enable pin (CE
R
:
L
L
:
:
R
:
(continued)
L
t
INS
or R/W
t
INS
[41]
[41]
L
L
or R/W
) is deasserted first.
t
L
INR
) is asserted last.
WRITE 3FFE
WRITE 3FFF
t
WC
[41]
t
WC
t
INR
t
t
[41]
HA
HA
[40]
[40]
READ 3FFE
READ 3FFF
t
t
RC
RC
CY7C026A
CY7C036A
Page 14 of 18