7C1021-12 データシートの表示（PDF） - Cypress Semiconductor
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7C1021-12 Datasheet PDF : 9 Pages
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CY7C1021
Switching Waveforms
[9, 10]
Read Cycle No. 1
tRC
ADDRESS
DATA OUT
tAA
tOHA
PREVIOUS DATA VALID
DATA VALID
1021-5
Read Cycle No. 2 (OE Controlled)[10, 11]
ADDRESS
CE
OE
BHE, BLE
DATA OUT
VCC
SUPPLY
CURRENT
tRC
tACE
tDOE
tLZOE
tDBE
tLZBE
HIGH IMPEDANCE
tLZCE
tPU
50%
tHZOE
DATA VALID
tHZCE
tHZBE
HIGH
IMPEDANCE
tPD
50%
1021-6
IICCCC
IISSBB
Notes:
9. Device is continuously selected. OE, CE, BHE and/or BHE = VIL.
10. WE is HIGH for read cycle.
11. Address valid prior to or coincident with CE transition LOW.
Document #: 38-05054 Rev. **
Page 4 of 9
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