參數(shù)資料
型號(hào): MSM6542-2RS
廠商: LAPIS SEMICONDUCTOR CO LTD
元件分類: 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDIP18
封裝: 0.300 INCH, PLASTIC, DIP-18
文件頁數(shù): 3/55頁
文件大?。?/td> 361K
代理商: MSM6542-2RS
Semiconductor
MSM6542-01/02/03
77
CS1
A0 ~ A3
CS0
ALE
RD
D0 ~ D3
(Output)
VIH2
tAH
tAS
VIH1
VIL1
tAW
tRCV
tALR
tRAL
tRCV
tRD
tDR
VOH
VOL
VIH1 = 2.2V
VIL1 = 0.8V
5
4
5
1
tC1S
VIH2 = VDD
VIL2 = VDD
VOH = 2.2V
VOL = 0.8V
VIH2
VIH1
VIL1
tC1H
VIH1
VIL1
VIH1
VIL1
VIH1
VIL1
VIH1
VIL1
"Z"
Rating
Symbol
Condition
Max.
Unit
CL = 150 pF
(VDD = 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
40
10
20
10
1000
100
tC1S
tAS
tAH
tAW
tALR
tRAL
tRD
tDR
tC1H
tRCV
CS1 set-up time
Address set-up time
Address hold time
ALE pulse width
ALE before READ
ALE after READ
RD to data
Data hold
CS1 hold time
RD/WR recovery time
ns
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