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CY62147DV30

Document #: 38-05340 Rev. *F

Page 8 of 12

Write Cycle No. 3 (WE Controlled, OE LOW)

[22]

Write Cycle No. 4 (BHE/BLE Controlled, OE LOW)

[22]

Switching Waveforms

 (continued)

DATA

IN

 

t

HD

t

SD

t

LZWE

t

PWE

t

SA

t

HA

t

AW

t

SCE

t

WC

t

HZWE

CE

ADDRESS

WE

DATAI/O

NOTE 23

t

BW

BHE/BLE

DATA I/O

ADDRESS

t

SD

t

SA

t

HA

t

AW

t

WC

CE

 

WE

DATA

IN

NOTE 23

t

BW

BHE/BLE

t

SCE

t

PWE

t

HZWE

t

HD

t

LZWE

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Summary of Contents for CY62147DV30

Page 1: ...O0 through I O15 are placed in a high im pedance state when deselected CE HIGH outputs are dis abled OE HIGH both Byte High Enable and Byte Low Enable are disabled BHE BLE HIGH or during a write opera...

Page 2: ...BLE VCC I O2 I O1 I O3 I O4 I O5 I O6 I O7 A15 A14 A13 A12 NC NC NC 3 2 6 5 4 1 D E B A C F G H A16 DNU Vcc WE 1 2 3 4 5 6 7 8 9 10 11 14 31 32 36 35 34 33 37 40 39 38 12 13 41 44 43 42 16 15 29 30 VC...

Page 3: ...4 V IOL 2 1 mA VCC 2 70V 0 4 0 4 V VIH Input HIGH Voltage VCC 2 2V to 2 7V 1 8 VCC 0 3V 1 8 VCC 0 3V V VCC 2 7V to 3 6V 2 2 VCC 0 3V 2 2 VCC 0 3V V VIL Input LOW Voltage VCC 2 2V to 2 7V 0 3 0 6 0 3 0...

Page 4: ...it JA Thermal Resistance Junction to Ambient Still Air soldered on a 3 4 5 inch four layer printed circuit board 72 75 13 C W JC Thermal Resistance Junction to Case 8 86 8 95 C W AC Test Loads and Wav...

Page 5: ...0 0 ns tPWE WE Pulse Width 35 40 45 ns tBW BLE BHE LOW to Write End 40 40 60 ns tSD Data Set up to Write End 25 25 30 ns tHD Data Hold from Write End 0 0 0 ns tHZWE WE LOW to High Z 15 16 15 20 25 ns...

Page 6: ...usly selected OE CE VIL BHE and or BLE VIL 19 WE is HIGH for read cycle 20 Address valid prior to or coincident with CE and BHE BLE transition LOW ADDRESS DATA OUT PREVIOUS DATA VALID DATA VALID tRC t...

Page 7: ...IGH simultaneously with WE VIH the output remains in a high impedance state 23 During this period the I Os are in output state and input signals should not be applied Switching Waveforms continued tHD...

Page 8: ...LOW 22 Write Cycle No 4 BHE BLE Controlled OE LOW 22 Switching Waveforms continued DATAIN tHD tSD tLZWE tPWE tSA tHA tAW tSCE tWC tHZWE CE ADDRESS WE DATAI O NOTE 23 tBW BHE BLE DATA I O ADDRESS tSD t...

Page 9: ...I O8 I O15 in High Z Write Active ICC L L X L H Data In I O8 I O15 I O0 I O7 in High Z Write Active ICC Ordering Information Speed ns Ordering Code Package Diagram Package Type Operating Range 45 CY62...

Page 10: ...25 M C A B 0 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 75 5 25 B C D E F G H 6 5 4 6 5 2 3 1 D H F G E C B A 6 00 0 10 8 00 0...

Page 11: ...o an express written agreement with Cypress Furthermore Cypress does not authorize its products for use as critical components in life support systems where a malfunction or failure may reasonably be...

Page 12: ...values to 10 pF Modified Thermal Resistance values on page 4 Added Byte power down feature in the features section Modified Ordering Information for Pb free parts C 257349 See ECN PCI Modified orderin...

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