參數(shù)資料
型號: BQ4845YS
英文描述: Fast Recovery Glass Passivated Rectifier Diodes
文件頁數(shù): 9/20頁
文件大?。?/td> 1155K
代理商: BQ4845YS
9
Register B Bits
Periodic Interrupt
RS3
RS2
RS1
RS0
Period
Units
0
0
0
0
None
0
0
0
1
30.5175
μ
s
0
0
1
0
61.035
μ
s
0
0
1
1
122.070
μ
s
0
1
0
0
244.141
μ
s
0
1
0
1
488.281
μ
s
0
1
1
0
976.5625
μ
s
0
1
1
1
1.95315
ms
1
0
0
0
3.90625
ms
1
0
0
1
7.8125
ms
1
0
1
0
15.625
ms
1
0
1
1
31.25
ms
1
1
0
0
62.5
ms
1
1
0
1
125
ms
1
1
1
0
250
ms
1
1
1
1
500
ms
Table 4. Periodic Interrupt Rates
1h
3h
5h
7h
Alarm Frequency
ALM1
ALM0
ALM1
ALM0
ALM1
ALM0
ALM1
ALM0
1
1
1
1
Once per second
0
1
1
1
Once per minute when seconds match
0
0
1
1
Once per hour when minutes, and seconds match
0
0
0
1
Onceper day when hours,minutes,andseconds match
0
0
0
0
When date, hours, minutes, and seconds match
Table 5. Alarm Frequency (Alarm Bits D6 and D7 of Alarm Registers)
Aug. 1995
bq4845/bq4845Y
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