Instruction/ maintenance manual of the product CY62146E MoBL Cypress
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CY62146E MoBL ® 4-Mbit (256K x 16) S tatic RAM Cypress Semiconductor Corpora tion • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document Number: 001-07970 Rev . *D Revised February 01, 2008 Features ■ V ery high speed: 45 ns ■ Wide voltage range: 4.
CY62146E MoBL ® Document Number: 001-07970 Rev . *D Page 2 of 1 1 Pin Configuration Figure 1. 44-Pin TSO P II (T op View) [1] Product Port folio Product Range V CC Range (V) Speed (ns) Power Dissip a.
CY62146E MoBL ® Document Number: 001-07970 Rev . *D Page 3 of 1 1 Maximum Ratings Exceeding maximum ratin gs may impair the useful life of the device. These user guidelines are not teste d. S torage T emperature ......................... ......... –65°C to +150°C Ambient T emperatur e with Power Applied .
CY62146E MoBL ® Document Number: 001-07970 Rev . *D Page 4 of 1 1 Figure 2. AC T est Load s and Waveforms Parameters 5.0V Unit R1 1800 Ω R2 990 Ω R TH 639 Ω V TH 1.
CY62146E MoBL ® Document Number: 001-07970 Rev . *D Page 5 of 1 1 Switching Characteristics Over the Operating Range [9, 10] Parameter Description 45 ns (Ind ’l/Auto-A) Unit Min Max Read Cycle t RC.
CY62146E MoBL ® Document Number: 001-07970 Rev . *D Page 6 of 1 1 Switching W aveforms Figure 4. Read Cycle No.1: Address T ransition Controlled . [14, 15] Figure 5.
CY62146E MoBL ® Document Number: 001-07970 Rev . *D Page 7 of 1 1 Figure 6. Write Cycle No 1: WE Controlled [1 3, 17, 18] Figure 7. Write Cycle 2: CE Cont ro lled [13, 17, 18] Switching W aveforms (c.
CY62146E MoBL ® Document Number: 001-07970 Rev . *D Page 8 of 1 1 Figure 8. Write Cycle 3: WE controlled, OE LOW [18] Figure 9. Write Cycle 4: BHE /BLE Controlled, OE LOW [18] Switching W aveforms (c.
CY62146E MoBL ® Document Number: 001-07970 Rev . *D Page 9 of 1 1 T a ble 1. T ruth T able CE WE OE BHE BLE Input s/Output s Mode Power H X X X X High-Z Deselect/Power down S tandby (I SB ) L X X H H.
CY62146E MoBL ® Document Number: 001-07970 Rev . *D Page 10 of 1 1 Package Diagrams Figure 10. 44-Pin TSOP II, 51-85087 51-85087-* A [+] Feedback [+] Feedback.
Document Number: 001-07970 Rev . *D Re vised February 01, 2008 Page 1 1 of 1 1 MoBL is a reg istered trademar k and More Batt ery Life is a trad emark of Cypress Semiconducto r. All produ ct and company names men tioned in this document are the tradem arks of their respectiv e holders.
An important point after buying a device Cypress CY62146E MoBL (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Cypress CY62146E MoBL yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Cypress CY62146E MoBL - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Cypress CY62146E MoBL you will learn all the available features of the product, as well as information on its operation. The information that you get Cypress CY62146E MoBL will certainly help you make a decision on the purchase.
If you already are a holder of Cypress CY62146E MoBL, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Cypress CY62146E MoBL.
However, one of the most important roles played by the user manual is to help in solving problems with Cypress CY62146E MoBL. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Cypress CY62146E MoBL along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
