CY7C1049-25VC Cypress Semiconductor Corporation., CY7C1049-25VC Datasheet
CY7C1049-25VC
Related parts for CY7C1049-25VC
CY7C1049-25VC Summary of contents
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... Data Retention (400 W at 2.0V retention) • Automatic power-down when deselected • TTL-compatible inputs and outputs • Easy memory expansion with CE and OE features Functional Description The CY7C1049 is a high-performance CMOS static RAM or- ganized as 524,288 words by 8 bits. Easy memory expansion Logic Block Diagram INPUT BUFFER A ...
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... CE > > < MAX , Com’l CC – 0.3V, CC Com’l L > V – 0.3V < 0.3V, f=0 Ind’l IN Military 2 CY7C1049 Ambient [2] Temperature +70 C 4.5V–5.5V – +85 C – +125 C 7C1049-15 7C1049-17 Max. Min. Max. Min. Max. 2.4 2.4 0.4 0.4 0.4 V 2 ...
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... IN IL MAX Max Com’ > V – 0.3V, CC Com’ > V – 0.3V Ind’ < 0.3V, f=0 IN Military Test Conditions MHz 5. CY7C1049 7C1049-20 7C1049-25 Min. Max. Min. Max. 2.4 2.4 0.4 0.4 2 0.3 0.3 –0.3 0.8 –0.3 0.8 –1 +1 –1 +1 –1 +1 –1 ...
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... PRELIMINARY 4 CY7C1049 ...
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... HZCE LZCE HZOE LZOE HZWE 5 CY7C1049 ALL INPUT PULSES 90% 90% 10% 3ns 7C1049-15 7C1049-17 Min. Max. Min. Max ...
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... Over the Operating Range Conditions Com’ > Ind’l V > Military 6 CY7C1049 7C1049-20 7C1049-25 Max. Min. Max ...
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... WE is HIGH for read cycle. 13. Address valid prior to or coincident with CE transition LOW. PRELIMINARY DATA RETENTION MODE 3.0V V > CDR OHA DOE DATA VALID 50 CY7C1049 3. 1049–5 DATA VALID 1049–6 t HZOE t HZCE HIGH IMPEDANCE t PD ICC 50% ISB 1049–7 ...
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... During this period the I/Os are in the output state and input signals should not be applied. PRELIMINARY SCE SCE PWE t SD DATA VALID [14, 15 SCE PWE t SD DATA VALID IN 8 CY7C1049 1049– 1049–9 ...
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... CY7C1049-20VC CY7C1049L-20VC CY7C1049-20VI CY7C1049L-20VI CY7C1049-20VM CY7C1049L-20VM 25 CY7C1049-25VC CY7C1049L-25VC CY7C1049-25VI CY7C1049L-25VI CY7C1049-25VM CY7C1049L-25VM Shaded areas contain advance information. Document #: 38–00563–B © Cypress Semiconductor Corporation, 1998. The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any circuitry other than circuitry embodied in a Cypress Semiconductor product ...
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... Package Diagram PRELIMINARY 36-Lead (400-Mil) Molded SOJ V36 10 CY7C1049 ...