參數(shù)資料
型號(hào)： MSM6542-02
廠商： OKI SEMICONDUCTOR CO., LTD.
英文描述： REAL TIME CLOCK WITH PERIODIC AND ALARM OUTPUT
中文描述： 實(shí)時(shí)時(shí)鐘周期和報(bào)警輸出
文件頁數(shù)： 10/54頁
文件大小： 378K
代理商： MSM6542-02
Semiconductor
MSM6542-01/02/03
77
CS
1
A
0
~ A
3
CS
0
ALE
RD
D
0
~ D
3
(Output)
V
IH2
t
AH
t
AS
V
IH1
V
IL1
t
AW
t
RCV
t
ALR
t
RAL
t
RCV
t
RD
t
DR
V
OH
V
OL
V
IH1
= 2.2V
V
IL1
= 0.8V
5
5
t
C1S
V
IH2
= 4
DD
V
IL2
= 1
DD
V
OH
= 2.2V
V
OL
= 0.8V
V
IH2
V
IH1
V
IL1
t
C1H
V
IH1
V
IH1
V
IL1
V
IH1
V
IL1
V
IH1
V
IL1
V
IH1
V
IL1
"Z"
Rating
Symbol
Condition
Max.
Unit
–
–
–
–
–
–
CL = 150 pF
–
–
–
(V
DD
= 5V ±10%, Ta = –40 to +85°C (in the 80 mode for the MSM6542-01/03))
80-xxx
Read mode (ALE is used.)
–
–
–
–
–
–
120
45
–
–
Typ.
–
–
–
–
–
–
–
–
–
–
Min.
1000
25
25
40
10
20
–
10
1000
100
t
C1S
t
AS
t
AH
t
AW
t
ALR
t
RAL
t
RD
t
DR
t
C1H
t
RCV
CS
1
set-up time
Address set-up time
Address hold time
ALE pulse width
ALE before READ
ALE after READ
RD
to data
Data hold
CS
1
hold time
RD
/
WR
recovery time
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
相關(guān)PDF資料
PDF描述
MSM6542-03 REAL TIME CLOCK WITH PERIODIC AND ALARM OUTPUT
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MSM6542-02RS 制造商:ROHM Semiconductor 功能描述:
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