CY7C056V-12AXC Cypress Semiconductor Corp, CY7C056V-12AXC Datasheet - Page 17

• Manufacturer Part Number: CY7C056V-12AXC
• Description: IC SRAM 576KBIT 12NS 144LQFP
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C056V-12AXC

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 576K (16K x 36)
• Speed: 12ns
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 144-LQFP
• Density: 576Kb
• Access Time (max): 12ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 3.3V
• Address Bus: 14b
• Package Type: TQFP
• Operating Temp Range: 0C to 70C
• Number Of Ports: 2
• Supply Current: 385mA
• Operating Supply Voltage (min): 3.135V
• Operating Supply Voltage (max): 3.465V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 144
• Word Size: 36b
• Number Of Words: 16K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Switching Waveforms
Document #: 38-06055 Rev. *E
Left Side Sets INT
Right Side Clears INT
Right Side Sets INT
Left Side Clears INT
Notes
ADDRESS
45. t
46. t
CE
ADDRESS
CE
ADDRESS
ADDRESS
CE
CE
0R
0R
HA
INS
0L
0L
, CE
, CE
, CE
R/W
, CE
depends on which enable pin (CE
R/W
R/W
or t
R/W
INT
OE
INT
OE
INT
INT
INR
1R
1R
1L
L
L
1L
R
L
L
R
R
R
L
R
R
R
R
L
depends on which enable pin (CE
R
:
L
L
:
:
R
:
(continued)
t
INS
CHIP SELECT VALID
WRITE 3FFE (7FFE for CY7C057V)
t
WRITE 3FFF (7FFF for CY7C057V)
0L
INS
/CE
[46]
CHIP SELECT VALID
[46]
1L
0L
or R/W
/CE
t
INR
1L
Interrupt Timing Diagrams
t
WC
L
or R/W
[46]
) is deasserted first.
t
WC
CHIP SELECT VALID
L
CHIP SELECT VALID
) is asserted last.
t
INR
t
t
[46]
HA
HA
[45]
[45]
(7FFE for CY7C057V)
(7FFF for CY7C057V)
READ 3FFE
READ 3FFF
t
t
RC
RC
CY7C056V
CY7C057V
Page 17 of 26
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