CY7C1049-17VC Cypress Semiconductor Corporation., CY7C1049-17VC Datasheet
CY7C1049-17VC
Available stocks
Related parts for CY7C1049-17VC
CY7C1049-17VC Summary of contents
Page 1
... 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 ...
Page 2
... 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 ...
Page 3
... 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 ...
Page 4
... HZCE LZCE HZOE LZOE 4 CY7C1049 ALL INPUT PULSES 90% 10% 3ns 7C1049-15 7C1049-17 Min. Max. Min. Max ...
Page 5
... No input may exceed V + 0.5V. CC PRELIMINARY Description Over the Operating Range Com’ > V Ind’l V > Military 5 CY7C1049 7C1049-20 7C1049-25 Min. Max. Min. Max ...
Page 6
... 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 ...
Page 7
... 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 7 CY7C1049 1049– 1049–9 ...
Page 8
... Write Cycle No. 3 (WE Controlled, OE LOW) ADDRESS NOTE 16 DATA I/O t HZWE Ordering Information Speed (ns) Ordering Code 15 CY7C1049-15VC CY7C1049L-15VC 17 CY7C1049-17VC CY7C1049L-17VC 20 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 PRELIMINARY ...
Page 9
... The inclusion of Cypress Semiconductor products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress Semiconductor against all charges. PRELIMINARY 36-Lead (400-Mil) Molded SOJ V36 CY7C1049 ...