M69AR024BL80ZB8T 데이터 시트보기 (PDF) - STMicroelectronics
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M69AR024BL80ZB8T Datasheet PDF : 28 Pages
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M69AR024B
Table 2. Operating Modes
Operation
E2 E1 W
G
LB
UB
A0-A19
DQ0-DQ7 DQ8-DQ15
ICC
Data
Retention
Standby
(Deselect)
VIH VIH X (1) X (1) X (1) X (1)
X (1)
Hi-Z
Hi-Z
ISB
Yes
Output Disabled VIH VIL VIH VIH X (1) X (1) Note (4)
Hi-Z
Hi-Z
ICC
Yes
Output Disabled
(No Read) (2)
VIH VIL VIH VIL VIH VIH
Valid
Hi-Z
Hi-Z
ICC
Yes
Upper Byte
Read (2)
VIH VIL VIH VIL VIH VIL
Valid
Hi-Z
Output
Valid
ICC
Yes
Lower Byte
Read (2)
VIH VIL VIH VIL
VIL VIH
Valid
Output
Valid
Hi-Z
ICC
Yes
Word Read (2)
VIH VIL VIH VIL VIL VIL
Valid
Output
Valid
Output
Valid
ICC
Yes
No Write (2)
VIH VIL VIL VIH VIH VIH
Valid
Invalid
Invalid
ICC
Yes
Upper Byte
Write (2)
VIH VIL VIL VIH VIH VIL
Valid
Invalid Input Valid ICC
Yes
Lower Byte
Write (2)
VIH VIL VIL VIH VIL VIH
Valid Input Valid Invalid
ICC
Yes
Word Write (2)
VIH VIL VIL VIH VIL VIL
Valid Input Valid Input Valid ICC
Yes
Power-down (3) VIL X (1) X (1) X (1) X (1) X (1)
X (1)
Hi-Z
Hi-Z
IPD Yes/No
Note: 1. X = VIH or VIL.
2. Should not be kept in this logic condition longer than 1µs. Please contact your local ST sales office for the relaxation of 1µs limitation.
3. Power-down mode can be entered from the Standby state, and all DQ pins are in High-Z state.
4. Can be either VIL or VIH but must be valid before Read or Write.
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