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内置I²C BUS Serial Interface 高精度误差补偿功能的RTC_BU9873FVM

BU9873FVM是内置CPU中断功能的实时时钟。通过I²C接口进行通信,通过串行传输将时间、日历的各数据发送至CPU。内置数字式钟表误差补偿电路,可补偿与水晶振子的匹配不当导致的振荡频率误差,高精度调整时间。

* 本产品是标准级的产品。本产品不建议使用的车载设备。
型号 | BU9873FVM-GTTR
Status | 供应中
封装 | MSOP8
包装数量 | 3000
最小独立包装数量 | 3000
包装形态 | Taping
RoHS | Yes

特性:

Time Keeping Voltage(Min.)[V]

1.45

Time Keeping Current(Typ.)[uA]

0.4

Time Keeping Current(Max.)[uA]

1

Supply voltage(Min.)[V]

1.8

Supply voltage(Max.)[V]

5.5

Access Frequency 1 [kHz]

100

Access Frequency 1 [kHz]

400

特点:

・Connected to the CPU via I²C Interface
・Time (Hour・Minute・Second, Selectable 12-Hour and 24-Hour Mode Setting)
・Calendar (Year・Month・Day・Week)
・Periodic Interrupt Function (Output from INTRB, Ranging from 1 Second to 1 Month)
・Alarm Interrupt Function (Day-of-Week・Hour・Minute in Setting Format, Output from INTRB)
・Oscillation Halt Sensing Function
・32.768 kHz Clock Output (Output from 32KOUT with Control Pin)
・±30 Second Adjustment Function
・Automatic Leap Year Recognition up to the Year 2099
・Built-in Oscillation Stabilizing Capacitors (CG, CD)
・High-Precision Oscillation Adjustment Circuit