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Cypress CY62167E MoBL manual

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Table of contents for the manual

  • Page 1

    16-Mbit (1M x 16 / 2M x 8) S t atic RAM CY62167E MoBL ® Cypress Semiconductor Corpora tion • 198 Champion Court • San J ose , CA 95134-1709 • 408-943-2600 Document #: 001-15607 Rev . *A Revised June 07, 2007 Features • Configurable as 1M x 16 or as 2M x 8 SRAM • V ery high speed: 45 ns • Wide voltage range: 4.5V–5.5V • Ultra low st[...]

  • Page 2

    CY62167E MoBL ® Document #: 001-15607 Rev . *A Page 2 of 12 Pin Configuration [2, 3] 48-Pin TSOP I T op View Product Port folio Product V CC Range (V) Spee d (ns) Power Dissip ation Operating I CC (mA) S t andby I SB2 ( µ A) f = 1 MHz f = f max Min T yp [4] Max T yp [4] Max T yp [4] Max T yp [4] Max CY62167ELL 4.5 5.0 5.5 45 2.2 4.0 25 30 1.5 12 [...]

  • Page 3

    CY62167E MoBL ® Document #: 001-15607 Rev . *A Page 3 of 12 Maximum Ratings Exceeding the maximum ratings may shorten the battery life of the device. User guidelines are not tested. S torage T emperature ............. .............. ..... –65°C to + 150°C Ambient T emperature with Power Applied ........... ............................ ..... ?[...]

  • Page 4

    CY62167E MoBL ® Document #: 001-15607 Rev . *A Page 4 of 12 AC T est Loads and W aveforms V CC V CC OUTPUT R2 30 pF INCLUDING JIG AND SCOPE GND 90% 10% 90% 10% RISE TIME= 1 V/ns F ALL TIME= 1 V/ns OUTPUT V EQUIV ALENT TO: THÉVENIN EQUIV ALENT ALL INPUT PULSES R TH R1 Parameters V alue s Unit R1 1800 Ω R2 990 Ω R TH 639 Ω V TH 1.77 V Dat a R[...]

  • Page 5

    CY62167E MoBL ® Document #: 001-15607 Rev . *A Page 5 of 12 Switching Characteristics Over the Operatin g Range [13, 14] Parameter Descriptio n 45 ns Unit Min Max READ CYCLE t RC Read Cycle Time 45 ns t AA Address to Data V al id 45 ns t OHA Data Hold from Address Change 10 ns t ACE CE 1 LOW and CE 2 HIGH to Dat a V alid 45 ns t DOE OE LOW to Data[...]

  • Page 6

    CY62167E MoBL ® Document #: 001-15607 Rev . *A Page 6 of 12 Switching W aveforms Figure 1 shows address transition controlled read cycle waveforms. [18, 19] Figure 1. Read Cycle No. 1 Figure 2 shows OE controlled read cycle waveforms. [19, 20] Figure 2. Read Cycle No. 2 PREVIOUS DATA VALID DATA VALID RC t AA t OHA t RC ADDRESS DATA OUT 50% 50% DA [...]

  • Page 7

    CY62167E MoBL ® Document #: 001-15607 Rev . *A Page 7 of 12 Figure 3 shows WE controlled write cycle waveforms. [17, 21, 22] Figure 3. Write Cycle No. 1 Switching W aveforms (continued) t HD t SD t PWE t SA t HA t AW t SCE t WC t HZOE V ALID DA T A t BW NOTE 23 CE 1 ADDRESS CE 2 WE DA T A IO OE BHE /BLE Notes 21. Data IO is high impedance if OE = [...]

  • Page 8

    CY62167E MoBL ® Document #: 001-15607 Rev . *A Page 8 of 12 Figure 4 shows CE 1 or CE 2 controlled write cycle waveforms. [17, 21, 22] Figure 4. Write Cycle No. 2 Figure 5 shows WE controlled, OE LOW write cycle waveforms. [22] Figure 5. Write Cycle No. 3 Switching W aveforms (continued) t HD t SD t PWE t HA t AW t SCE t WC t HZOE V ALID DA T A t [...]

  • Page 9

    CY62167E MoBL ® Document #: 001-15607 Rev . *A Page 9 of 12 Figure 6 shows BHE /BLE control led, OE LOW write cycle waveforms. [22] Figure 6. Write Cycle No. 4 Switching W aveforms (continued) t HD t SD t SA t HA t AW t WC VA L I D D ATA t BW t SCE t PWE NOTE 23 CE 1 ADDRESS CE 2 WE DA T A IO BHE /BLE [+] Feedback [+] Feedback [+] Feedback[...]

  • Page 10

    CY62167E MoBL ® Document #: 001-15607 Rev . *A Page 10 of 12 T ruth T able CE 1 CE 2 WE OE BHE BLE Inputs Outputs Mode Power H X X X X X Hi gh-Z Deselect/Power Down S tandby (I SB ) X L X X X X High-Z Deselect/Power Down S tandby (I SB ) X X X X H H High-Z Deselect/Power Down S tandby (I SB ) L H H L L L Data Out (IO 0 –IO 15 ) Read Active (I CC[...]

  • Page 11

    CY62167E MoBL ® Document #: 001-15607 Rev . *A Page 1 1 of 12 © Cypress Semico nductor Corpor ation, 2007. The information cont ained herein is subject to ch ange without not ice. Cypress Semico nductor Corporatio n assumes no responsib ility for the use of any circuitry o ther than circuitry embodied i n a Cypress prod uct. Nor does it convey or[...]

  • Page 12

    CY62167E MoBL ® Document #: 001-15607 Rev . *A Page 12 of 12 Document History Page Document Title: CY62167E MoB L ® 16-Mbit (1M x 16 / 2M x 8) St atic RAM Document Numb er: 001-1560 7 REV . ECN NO. Issue Date Orig. of Change Description of Chang e ** 1 10314 5 See ECN VKN New Data Sheet *A 1 13890 3 See ECN VKN Converted from preliminary to final[...]