Cypress CY62146DV30 Manual do Utilizador descarregar pdf (Página 6)

CY62146DV30

Document #: 38-05339 Rev. *A Page 6 of 11

Switching Waveforms

Read Cycle 1 (Address Transition Controlled)

[16, 17]

Read Cycle No. 2 (OE Controlled)

[17, 18]

Notes:

16. The device is continuously selected. OE

, CE = V

, BHE and/or BLE = V

17. WE

is HIGH for read cycle.

18. Address valid prior to or coincident with CE

and BHE, BLE transition LOW.

ADDRESS

DATA OUT PREVIOUS DATA VALID DATA VALID

OHA

50%

DATA VALID

ACE

LZBE

LZCE

DATA OUT

HIGH IMPEDANCE

IMPEDANCE

HZOE

HZCE

HIGH

SUPPLY

CURRENT

HZBE

BHE/BLE

LZOE

ADDRESS

DBE

DOE

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