CY7C008/009
CY7C018/019
Document #: 38-06041 Rev. *A Page 4 of 19
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............... –0.3V to +7.0V
DC Voltage Applied to Outputs
in High Z State............................................... –0.5V to +7.0V
DC Input Voltage
[7]
.........................................–0.5V to +7.0V
Output Current into Outputs (LOW)............................. 20 mA
Static Discharge Voltage .......................................... >1100V
Latch-Up Current.................................................... >200 mA
Notes:
7. Pulse width < 20 ns.
8. Industrial parts are available in CY7C009 and CY7C019 only.
Pin Definitions
Left Port Right Port Description
CE
0L
, CE
1L
CE
0R
, CE
1R
Chip Enable (CE is LOW when CE
0
≤ V
IL
and CE
1
≥ V
IH
)
R/W
L
R/W
R
Read/Write Enable
OE
L
OE
R
Output Enable
A
0L
–A
16L
A
0R
–A
16R
Address (A
0
–A
15
for 64K devices and A
0
–A
16
for 128K devices)
I/O
0L
–I/O
8L
I/O
0R
–I/O
8R
Data Bus Input/Output (I/O
0
–I/O
7
for x8 devices and I/O
0
–I/O
8
for x9)
SEM
L
SEM
R
Semaphore Enable
INT
L
INT
R
Interrupt Flag
BUSY
L
BUSY
R
Busy Flag
M/S Master or Slave Select
V
CC
Power
GND Ground
NC No Connect
Operating Range
Range
Ambient
Temperature V
CC
Commercial 0°C to +70°C 5V ± 10%
Industrial
[8]
–40°C to +85°C 5V ± 10%
