7C1021-12 データシートの表示（PDF） - Cypress Semiconductor
部品番号
コンポーネント説明
一致するリスト
7C1021-12 Datasheet PDF : 9 Pages
| |||
Switching Waveforms (continued)
Write Cycle No.3 (WE Controlled, LOW)
tWC
ADDRESS
CY7C1021
CE
tSA
WE
BHE, BLE
DATA I/O
tSCE
tAW
tPWE
tBW
tHZWE
tSD
tHA
tHD
tLZWE
1021-10
Truth Table
CE OE WE BLE BHE
I/O1–I/O8
H X XX
X
High Z
L L HL
L
Data Out
L
H
Data Out
H
L
High Z
L X LL
L
Data In
L
H
Data In
H
L
High Z
L H HX
X
High Z
L X XH
H
High Z
I/O9–I/O16
High Z
Data Out
High Z
Data Out
Data In
High Z
Data In
High Z
High Z
Mode
Power-Down
Read - All bits
Read - Lower bits only
Read - Upper bits only
Write - All bits
Write - Lower bits only
Write - Upper bits only
Selected, Outputs Disabled
Selected, Outputs Disabled
Power
Standby (ISB)
Active (ICC)
Active (ICC)
Active (ICC)
Active (ICC)
Active (ICC)
Active (ICC)
Active (ICC)
Active (ICC)
Document #: 38-05054 Rev. **
Page 6 of 9
Share Link: 