CY7C027V-25AI Cypress Semiconductor Corp, CY7C027V-25AI Datasheet - Page 4

• Manufacturer Part Number: CY7C027V-25AI
• Description: 3.3V 32KX16 ASYNC DUAL PORT SRAM
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C027V-25AI

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 512K (32K x 16)
• Speed: 25ns
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Pin Definitions
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature .................................–65 C to +150 C
Ambient Temperature with
Power Applied .............................................–55 C to +125 C
Supply Voltage to Ground Potential ............... –0.5V to +4.6V
DC Voltage Applied to
Outputs in High Z State ...........................–0.5V to V
Note:
7.
8.
CE
R/W
OE
A
I/O
SEM
UB
LB
INT
BUSY
M/S
V
GND
NC
0L
CC
L
0L
0L
L
L
Pulse width < 20 ns.
Industrial parts are available in CY7C028V and CY7C038V only.
–A
L
L
L
–I/O
, CE
L
15L
Left Port
17L
1L
CE
R/W
OE
A
I/O
SEM
UB
LB
INT
BUSY
0R
R
0R
0R
R
R
R
–A
R
R
–I/O
, CE
R
15R
Right Port
17R
1R
CC
Chip Enable (CE is LOW when CE
Read/Write Enable
Output Enable
Address (A
Data Bus Input/Output (I/O
Semaphore Enable
Upper Byte Select (I/O
Lower Byte Select (I/O
Interrupt Flag
Busy Flag
Master or Slave Select
Power
Ground
No Connect
+0.5V
4
0
–A
DC Input Voltage
Output Current into Outputs (LOW)............................. 20 mA
Static Discharge Voltage .......................................... >1100V
Latch-Up Current.................................................... >200 mA
Operating Range
Commercial
Industrial
14
for 32K; A
Range
8
0
[8]
–I/O
–I/O
0
0
15
–I/O
7
–A
for x16 devices; I/O
[7]
Description
for x16 devices; I/O
15
.................................. –0.5V to V
15
for 64K devices)
0
for x16 devices; I/O
–40 C to +85 C
Temperature
0 C to +70 C
V
Ambient
IL
and CE
CY7C027V/028V
CY7C037V/038V
0
1
9
–I/O
–I/O
V
0
8
IH
17
–I/O
for x18 devices)
)
for x18 devices)
3.3V
3.3V
17
for x18)
V
CC
CC
300 mV
300 mV
+0.5V