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參數(shù)資料
| 型號(hào)： | ICM7170AIPG |
| 廠商： | HARRIS SEMICONDUCTOR |
| 元件分類： | XO, clock |
| 英文描述： | Microprocessor-Compatible, Real-Time Clock |
| 中文描述： | 0 TIMER(S), REAL TIME CLOCK, PDIP24 |
| 文件頁數(shù)： | 5/13頁 |
| 文件大?。?/td> | 77K |
| 代理商： | ICM7170AIPG |
12-9
Timing Diagrams
FIGURE 1. READ CYCLE TIMING FOR NON-MULTIPLEXED BUS (ALE = V
IH
, WR = V
IH
)
FIGURE 2. WRITE CYCLE TIMING FOR NON-MULTIPLEXED BUS (ALE = V
IH
, RD = V
IH
)
FIGURE 3. READ CYCLE TIMING FOR MULTIPLEXED BUS (WR = V
IH
)
A0 - A4, CS
RD
D0 - D7
ADDRESS VALID, CS LOW
t
AR
OUTPUT DATA VALID
t
ACC
t
RD
t
AS
t
RX
t
CYC
A0 - A4, CS
WR
D0 - D7
INPUT DATA VALID
t
DW
t
AD
t
WD
t
CYC
t
WL
ADDRESS VALID, CS LOW
t
WA
ADDRESS VALID, CS LOW
OUTPUT DATA VALID
A0 - A4, D0 - D7, CS
ALE
RD
t
LA
t
CYC
t
AL
t
AR
t
LL
t
AS
t
RD
t
ACC
ICM7170
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