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CY7C008/009
CY7C018/019
Document #: 38-06041 Rev. *D
Page 4 of 19
Maximum Ratings[7]
(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[8]......................................... –0.5V to +7.0V
Output Current into Outputs (LOW)............................. 20 mA
Static Discharge Voltage........................................... >1100V
Latch-Up Current .................................................... >200 mA
Notes:
7. The Voltage on any input or I/O pin cannot exceed the power pin during power-up.
8. Pulse width < 20 ns.
9. Industrial parts are available in CY7C009 and CY7C019 only.
Pin Definitions
Left Port
Right Port
Description
CE0L, CE1L
CE0R, CE1R
Chip Enable (CE is LOW when CE0 < VIL and CE1 > VIH)
R/WL
R/WR
Read/Write Enable
OEL
OER
Output Enable
A0L–A16L
A0R–A16R
Address (A0–A15 for 64K devices and A0–A16 for 128K devices)
I/O0L–I/O8L
I/O0R–I/O8R
Data Bus Input/Output (I/O0–I/O7 for x8 devices and I/O0–I/O8 for x9)
SEML
SEMR
Semaphore Enable
INTL
INTR
Interrupt Flag
BUSYL
BUSYR
Busy Flag
M/S
Master or Slave Select
VCC
Power
GND
Ground
NC
No Connect
Operating Range
Range
Ambient
Temperature
VCC
Commercial
0
°C to +70°C
5V
± 10%
Industrial[9]
–40
°C to +85°C
5V
± 10%