Cypress CY62128E manual

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Table of contents for the manual

  • Page 1

    MoBL ® CY62128E 1-Mbit (128K x 8) S t atic RAM Cypress Semiconductor Corpora tion • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document #: 38-05485 Rev . *F Revised August 4, 2008 Features ■ V ery high speed: 45 ns ■ T emperature ranges ❐ Industrial: –40°C to +85°C ❐ Automotive-A: –40°C to +85°C ❐ Automoti[...]

  • Page 2

    MoBL ® CY62128E Document #: 38-05485 Rev . *F Page 2 of 12 Pin Configuration [2] Product Port folio Product Range V CC Range (V) Spee d (ns) Power Dissip ation Operating I CC (mA) St andby I SB2 (µA) f = 1MHz f = f max Min T yp [3] Max T yp [3 ] Max T yp [3] Ma x T yp [3] Max CY62128ELL Ind’l/Auto-A 4.5 5.0 5.5 45 [4] 1.3 2 1 1 16 1 4 CY62128EL[...]

  • Page 3

    MoBL ® CY62128E Document #: 38-05485 Rev . *F Page 3 of 12 Maximum Ratin gs Exceeding maximum ratings may impair the useful life of the device. These user guid elines are not tested. S torage T emperature ................ .............. ... –65°C to +150°C Ambient T emperature with Power Applied ............ ............... .............. ... [...]

  • Page 4

    MoBL ® CY62128E Document #: 38-05485 Rev . *F Page 4 of 12 AC T est Loads and W aveform Thermal Resist ance [9] Parameter Descriptio n T es t Conditio ns SOIC Package STSOP Package TSOP Package Unit Θ JA Thermal Resistance (Junction to Ambient) S till Air , soldered on a 3 × 4.5 inch, two-layer pri nted circuit board 48.67 32.56 33.01 ° C/W Θ [...]

  • Page 5

    MoBL ® CY62128E Document #: 38-05485 Rev . *F Page 5 of 12 Switching Characteristics (Over the Operating Range) [12] Parameter Description 45 ns (Ind’l/Auto-A) 55 ns (Auto-E) Unit Min Max Min Max Read Cycle t RC Read Cycle T ime 45 55 ns t AA Address to Data V alid 45 55 ns t OHA Data Hold from Address Change 10 10 ns t ACE CE 1 LOW an d CE 2 HI[...]

  • Page 6

    MoBL ® CY62128E Document #: 38-05485 Rev . *F Page 6 of 12 Switching W aveforms Figure 1. Read Cycle 1 (Address T ransiti on Controlled) [16, 17] Figure 2. Read Cycle No. 2 (OE Controlled) [1 1, 17, 18 ] Figure 3. Write Cycle No. 1 (WE Controlled) [1 1, 15, 19, 20] PREVIOUS DATA VALID DATA VALID RC t AA t OHA t RC ADDRESS DATA OUT 50% 50% DA T A V[...]

  • Page 7

    MoBL ® CY62128E Document #: 38-05485 Rev . *F Page 7 of 12 Figure 4. Wr ite Cycle No. 2 (CE1 or CE2 Controlled ) [1 1, 15, 19, 20] Figure 5. Write Cycle No. 3 (WE Controlled, OE LOW) [1 1, 20] T ruth T able CE 1 CE 2 WE OE Input s/Output s Mode Power H X X X Hig h-Z Deselect/Power down S tandby (I SB ) X L X X High-Z Deselect/Power down S tandby ([...]

  • Page 8

    MoBL ® CY62128E Document #: 38-05485 Rev . *F Page 8 of 12 Package Diagrams Figure 6. 32-pin (450 Mil) Molded SOIC (51-85081) Ordering Information Spee d (ns) Ordering Code Package Diagram Package T ype Operating Range 45 CY62128ELL-45SXI 51-85081 32-pin 450-Mil SOIC (Pb-free) Industrial CY62128ELL-45ZAXI 51-85094 32-pin STSOP (Pb-free) CY62128ELL[...]

  • Page 9

    MoBL ® CY62128E Document #: 38-05485 Rev . *F Page 9 of 12 Figure 7. 32-pin Sh runk Thin Small Outlin e Package (8 x 13.4 mm) (51-85094) 51-85094 -*D [+] Feedback[...]

  • Page 10

    MoBL ® CY62128E Document #: 38-05485 Rev . *F Page 10 of 12 Figure 8. 32-pin Thin Small Outline Package T ype I (8 x 20 mm) (51-8505 6) [+] Feedback[...]

  • Page 11

    MoBL ® CY62128E Document #: 38-05485 Rev . *F Page 1 1 of 12 Document History Page Document Title: CY62128E MoB L ® 1-Mbit (128K x 8) St atic RAM Document Number: 38-05485 Revision ECN Submission Date Orig. of Change Description of Chan ge ** 203120 See ECN AJU New data sheet *A 299472 See ECN SYT Converted from Advance Information to Prelimina r[...]

  • Page 12

    Document #: 38-05485 Rev . *F Revised August 4, 2008 Page 12 of 12 MoBL is a registered trademark, and More Battery Life is a tradem ark, of Cypress Semiconductor. All product and company names m entioned in this document are t he trademarks of their respective holders. Al l products and comp any nam es mentioned in this do cument may be the tradem[...]