Cypress CY7C1338G - Manuals

Page 2 - Selection Guide; Unit; Pin Configurations

CY7C1338G Document #: 38-05521 Rev. *D Page 2 of 17 Selection Guide 133 MHz 100 MHz Unit Maximum Access Time 6.5 8.0 ns Maximum Operating Current 225 205 mA Maximum Standby Current 40 40 mA Pin Configurations 100-Pin TQFP Pinout A A A A A 1 A 0 NC/72M NC/36M V SS V DD NC /9M A A A A A A NC DQ B V DD...

Page 5 - DD; ZZ Mode Electrical Characteristics

CY7C1338G Document #: 38-05521 Rev. *D Page 5 of 17 Single Write Accesses Initiated by ADSP This access is initiated when the following conditions aresatisfied at clock rise: (1) CE 1 , CE 2 , CE 3 are all asserted active, and (2) ADSP is asserted LOW. The addressespresented are loaded into the addr...

Page 6 - Truth Table

CY7C1338G Document #: 38-05521 Rev. *D Page 6 of 17 Truth Table [2, 3, 4, 5, 6] Cycle Description Address Used CE 1 CE 2 CE 3 ZZ ADSP ADSC ADV WRITE OE CLK DQ Deselected Cycle, Power-down None H X X L X L X X X L-H Tri-State Deselected Cycle, Power-down None L L X L L X X X X L-H Tri-State Deselecte...

Page 7 - Partial Truth Table for Read/Write

CY7C1338G Document #: 38-05521 Rev. *D Page 7 of 17 Partial Truth Table for Read/Write [2, 7] Function GW BWE BW D BW C BW B BW A Read H H X X X X Read H L H H H H Write Byte A H L H H H L Write Byte B H L H H L H Write Bytes B, A H L H H L L Write Byte C H L H L H H Write Bytes C, A H L H L H L Wri...

Page 8 - Electrical Characteristics

CY7C1338G Document #: 38-05521 Rev. *D Page 8 of 17 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 withPower Applied ..............................................

Page 9 - Capacitance; Thermal Resistance

CY7C1338G Document #: 38-05521 Rev. *D Page 9 of 17 Capacitance [10] Parameter Description Test Conditions 100 TQFP Max. 119 BGA Max. Unit C IN Input Capacitance T A = 25°C, f = 1 MHz, V DD = 3.3V. V DDQ = 3.3V 5 5 pF C CLK Clock Input Capacitance 5 5 pF C I/O Input/Output Capacitance 5 7 pF Thermal...

Page 10 - Switching Characteristics

CY7C1338G Document #: 38-05521 Rev. *D Page 10 of 17 Switching Characteristics Over the Operating Range [11, 12, 13, 14, 15, 16] Parameter Description –133 –100 Unit Min. Max. Min. Max. t POWER V DD (Typical) to the first Access [11] 1 1 ms Clock t CYC Clock Cycle Time 7.5 10 ns t CH Clock HIGH 2.5 ...

Page 11 - Timing Diagrams; Read Cycle Timing

CY7C1338G Document #: 38-05521 Rev. *D Page 11 of 17 Timing Diagrams Read Cycle Timing [17] Note: 17. On this diagram, when CE is LOW: CE 1 is LOW, CE 2 is HIGH and CE 3 is LOW. When CE is HIGH: CE 1 is HIGH or CE 2 is LOW or CE 3 is HIGH. tCYC t CL CLK tADH tADS ADDRESS t CH tAH tAS A1 t CEH tCES D...

Page 12 - Write Cycle Timing

CY7C1338G Document #: 38-05521 Rev. *D Page 12 of 17 Write Cycle Timing [17, 18] Note: 18. Full width write can be initiated by either GW LOW; or by GW HIGH, BWE LOW and BW [A:D] LOW. Timing Diagrams (continued) t CYC t CL CLK tADH tADS ADDRESS t CH tAH tAS A1 tCEH tCES High-Z BURST READ BURST WRITE...

Page 14 - ZZ Mode Timing; CLK

CY7C1338G Document #: 38-05521 Rev. *D Page 14 of 17 ZZ Mode Timing [21, 22] Notes: 21. Device must be deselected when entering ZZ mode. See Cycle Descriptions table for all possible signal conditions to deselect the device.22. DQs are in high-Z when exiting ZZ sleep mode. Timing Diagrams (continued...

Page 15 - Ordering Information; Commercial; Package Diagrams

CY7C1338G Document #: 38-05521 Rev. *D Page 15 of 17 Ordering Information Not all of the speed, package and temperature ranges are available. Please contact your local sales representative or visit www.cypress.com for actual products offered. Speed (MHz) Ordering Code Package Diagram Part and Packag...

Page 17 - Document History Page; Issue Date

CY7C1338G Document #: 38-05521 Rev. *D Page 17 of 17 Document History Page Document Title: CY7C1338G 4-Mbit (128K x 32) Flow-Through Sync SRAMDocument Number: 38-05521 REV. ECN NO. Issue Date Orig. of Change Description of Change ** 224369 See ECN RKF New data sheet *A 278513 See ECN VBL Deleted 66 ...