CY7C0241-15AXC View Datasheet(PDF) - Cypress Semiconductor

Part Name

Description

MFG CO.

CY7C0241-15AXC

4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT, BUSY

Cypress Semiconductor 

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CY7C024/024A/0241

CY7C025/0251

Switching Waveforms (continued)

Figure 15. Interrupt Timing Diagrams

Left Side Sets INTR :

ADDRESSL

CE L

tWC

WRITE FFF (1FFF CY7C025)

tHA[43]

R/W L

INT R

Right Side Clears INTR :

ADDRESSR

CER

R/WR

OE R

INTR

Right Side Sets INTL:

ADDRESSR

CE R

tINS [44]

tINR [44]

tWC

WRITE FFE (1FFE CY7C025)

tHA[43]

tRC

READ FFF

(1FFF CY7C025)

R/W R

INT L

Left Side Clears INT L:

ADDRESSR

tINS[44]

CE L

R/W L

tINR[44]

OE L

INT L

Notes

43. tHA depends on which enable pin (CEL or R/WL) is deasserted first.

44. tINS or tINR depends on which enable pin (CEL or R/WL) is asserted last.

Document #: 38-06035 Rev. *D

tRC

READ FFE

(1FFE CY7C025)

Page 16 of 21

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