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Cypress
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Part No. |
CY7C138 7C138
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OCR Text |
...rt by a chip enable (CE) pin or sem pin. The CY7C138 and CY7C139 are available in a 68-pin PLCC.
Functional Description
The CY7C138 and CY7C139 are high-speed CMOS 4K x 8 and 4K x 9 dual-port static RAMs. Various arbitration schemes
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Description |
4K x 8/9 Dual-Port Static RAM From old datasheet system
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File Size |
276.28K /
15 Page |
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it Online |
Download Datasheet
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Cypress
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Part No. |
CY7C027V CY7C028V CY7C038V 7C038V
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OCR Text |
...[4]
A0L-A14/15L CEL OEL R/WL sem L
[5]
Interrupt semaphore Arbitration
A0R-A 14/15R CER OE R R/WR sem R
[5]
BUSYL INTL UBL LBL
Notes: 1. Call for availability. 2. I/O8-I/O15 for x16 devices; I/O9-I/O17 for x18 devices. 3. I/O... |
Description |
3.3V 32K/64K x 16/18Dual-Port Static RAM From old datasheet system
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File Size |
332.98K /
17 Page |
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it Online |
Download Datasheet
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Cypress
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Part No. |
CY7C027 CY7C028 CY7C038 7C038
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OCR Text |
...[4]
A0L-A14/15L CEL OEL R/WL sem L BUSYL INTL UBL LBL
[5]
Interrupt semaphore Arbitration
A0R-A 14/15R CER OE R R/WR sem R
[5]
M/S
4. 5.
BUSY R INT R UBR LB R
A0-A14 for 32K; A0-A15 for 64K devices. BUSY is an output in m... |
Description |
32K/64K x 16/18Dual-Port Static RAM From old datasheet system
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File Size |
338.13K /
18 Page |
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it Online |
Download Datasheet
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Price and Availability
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