CY7C026A
CY7C036A
Pin Definitions
Left Port
CEL
R/WL
OEL
A0L–A13L
I/O0L–I/O17L
SEML
UBL
LBL
INTL
BUSYL
M/S
VCC
GND
NC
Right Port
CER
R/WR
OER
A0R–A13R
I/O0R–I/O17R
SEMR
UBR
LBR
INTR
BUSYR
Description
Chip Enable
Read/Write Enable
Output Enable
Address
Data Bus Input/Output
Semaphore Enable
Upper Byte Select (I/O8–I/O15 for x16 devices; I/O9–I/O17 for x18 devices)
Lower Byte Select (I/O0–I/O7 for x16 devices; I/O0–I/O8 for x18 devices)
Interrupt Flag
Busy Flag
Master or Slave Select
Power
Ground
No Connect
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[5] ........................................–0.5V to + 7.0V
Output Current into Outputs (LOW)............................. 20 mA
Static Discharge Voltage .......................................... >2001V
Latch-Up Current .................................................... >200 mA
Operating Range
Range
Commercial
Industrial
Ambient
Temperature
0°C to +70°C
–40°C to +85°C
VCC
5V ± 10%
5V ± 10%
Note:
5. Pulse width < 20 ns.
4