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CY62137FV30 MoBL

Document Number: 001-07141 Rev. *F

Page 7 of 12

Figure 7. Write Cycle 1: WE Controlled

[16, 20, 21]

Figure 8. Write Cycle 2: CE Controlled

[16, 20, 21]

Switching Waveforms

(continued)

PWE

HZOE

DATA

NOTE 22

SCE

DATA IO

ADDRESS

BHE/BLE

PWE

SCE

HZOE

DATA

ADDRESS

DATA IO

BHE/BLE

NOTE 22

Notes

20. Data IO is high impedance if OE = V

21. If CE goes HIGH simultaneously with WE = V

, the output remains in a high impedance state.

22. During this period, the IOs are in output state. Do not apply input signals.

[+] Feedback

Содержание CY62137FV30

Страница 1: ...ode reduces power consumption by more than 99 when deselected CE HIGH or both BLE and BHE are HIGH The input and output pins IO0 through IO15 are placed in a high impedance state in the following conditions Deselected CE HIGH Outputs are disabled OE HIGH Both Byte High Enable and Byte Low Enable are disabled BHE BLE HIGH Write operation is active CE LOW and WE LOW Write to the device by taking Chi...

Страница 2: ...A1 BLE IO2 IO1 IO3 IO4 IO5 IO6 IO7 A15 A14 A13 A12 NC NC NC 3 2 6 5 4 1 D E B A C F G H A16 NC VCC VCC VSS 1 2 3 4 5 6 7 8 9 11 14 31 32 36 35 34 33 37 40 39 38 12 13 41 44 43 42 16 15 29 30 A5 18 17 20 19 27 28 25 26 22 21 23 24 A6 A7 A4 A3 A2 A1 A0 A14 A15 A8 A9 A10 A11 A12 A13 NC OE BHE BLE CE WE IO0 IO1 IO2 IO3 IO4 IO5 IO6 IO7 IO8 IO9 IO10 IO11 IO12 IO13 IO14 IO15 VCC VCC VSS VSS NC 10 A16 Not...

Страница 3: ... 2 7 VCC 3 6 2 2 VCC 0 3 2 2 VCC 0 3 V VIL Input LOW Voltage 2 2 VCC 2 7 0 3 0 6 0 3 0 6 V 2 7 VCC 3 6 0 3 0 8 0 3 0 8 V IIX Input Leakage Current GND VI VCC 1 1 4 4 μA IOZ Output Leakage Current GND VO VCC Output disabled 1 1 4 4 μA ICC VCC Operating Supply Current f fmax 1 tRC VCC VCC max IOUT 0 mA CMOS levels 13 18 15 25 mA f 1 MHz 1 6 2 5 2 3 ISB1 Automatic CE Power Down Current CMOS Inputs CE...

Страница 4: ...ax Unit VDR VCC for Data Retention 1 5 V ICCDR 7 Data Retention Current VCC 1 5V CE VCC 0 2V VIN VCC 0 2V or VIN 0 2V Ind l Auto A 4 μA Auto E 12 tCDR 8 Chip Deselect to Data Retention Time 0 ns tR 9 Operation Recovery Time tRC ns Data Retention Waveform Figure 4 Data Retention Waveform 10 VCC VCC OUTPUT R2 30 pF GND 90 10 90 10 Rise Time 1 V ns Fall Time 1 V ns OUTPUT Equivalent to THÉVENIN EQUIV...

Страница 5: ...D Data Hold From Write End 0 0 ns tHZWE WE LOW to High Z 13 14 18 20 ns tLZWE WE HIGH to Low Z 13 10 10 ns Notes 11 Test conditions for all parameters other than tri state parameters assume signal transition time of 3 ns 1V ns or less timing reference levels of VCC typ 2 input pulse levels of 0 to VCC typ and output loading of the specified IOL IOH as shown in AC Test Loads and Waveforms on page 4...

Страница 6: ...LID DATA VALID tRC tAA tOHA ADDRESS DATA OUT 50 50 DATA VALID tRC tACE tLZBE tLZCE tPU HIGHIMPEDANCE ICC tHZOE tHZCE tPD tHZBE tLZOE tDBE tDOE IMPEDANCE HIGH ISB DATA OUT OE CE VCC SUPPLY CURRENT BHE BLE ADDRESS Notes 17 The device is continuously selected OE CE VIL BHE and or BLE VIL 18 WE is HIGH for read cycle 19 Address valid before or similar to CE and BHE BLE transition LOW Feedback Feedback...

Страница 7: ...SA tHA tAW tWC tHZOE DATAIN NOTE 22 tBW tSCE DATA IO ADDRESS CE WE OE BHE BLE tHD tSD tPWE tHA tAW tSCE tWC tHZOE DATAIN tBW tSA CE ADDRESS WE DATA IO OE BHE BLE NOTE 22 Notes 20 Data IO is high impedance if OE VIH 21 If CE goes HIGH simultaneously with WE VIH the output remains in a high impedance state 22 During this period the IOs are in output state Do not apply input signals Feedback Feedback...

Страница 8: ...OE LOW 21 Figure 10 Write Cycle 4 BHE BLE Controlled OE LOW 21 Switching Waveforms continued DATAIN tHD tSD tLZWE tPWE tSA tHA tAW tSCE tWC tHZWE tBW NOTE 22 CE ADDRESS WE DATA IO BHE BLE tHD tSD tSA tHA tAW tWC DATAIN tBW tSCE tPWE tHZWE tLZWE NOTE 22 DATA IO ADDRESS CE WE BHE BLE Feedback Feedback ...

Страница 9: ...ad Active ICC L H L H L Data Out IO0 IO7 IO8 IO15 in High Z Read Active ICC L H L L H Data Out IO8 IO15 IO0 IO7 in High Z Read Active ICC L H H L L High Z Output Disabled Active ICC L H H H L High Z Output Disabled Active ICC L H H L H High Z Output Disabled Active ICC L L X L L Data In IO0 IO15 Write Active ICC L L X H L Data In IO0 IO7 IO8 IO15 in High Z Write Active ICC L L X L H Data In IO8 IO...

Страница 10: ...OP II Pb free Automotive A 55 CY62137FV30LL 55ZSXE 51 85087 44 Pin TSOP II Pb free Automotive E Contact your local Cypress sales representative for availability of these parts Package Diagram Figure 11 48 Ball VFBGA 6 x 8 x 1 mm A 1 A1 CORNER 0 75 0 75 Ø0 30 0 05 48X Ø0 25 M C A B Ø0 05 M C B A 0 15 4X 0 21 0 05 1 00 MAX C SEATING PLANE 0 55 MAX 0 25 C 0 10 C A1 CORNER TOP VIEW BOTTOM VIEW 2 3 4 3...

Страница 11: ...CY62137FV30 MoBL Document Number 001 07141 Rev F Page 11 of 12 Figure 12 44 Pin TSOP II Package Diagram continued 51 85087 A Feedback Feedback ...

Страница 12: ...on or use of any product or circuit described herein Cypress does not authorize its products for use as critical components in life support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user The inclusion of Cypress product in a life support systems application implies that the manufacturer assumes all risk of such use and in doing so inde...

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