BU9873FJ
内置I²C BUS Serial Interface 高精度误差补偿功能的RTC
新设计非推荐
BU9873FJ
内置I²C BUS Serial Interface 高精度误差补偿功能的RTC
为支持现有客户而生产的产品。不对新设计出售此产品。
主要规格
特性：
Supply voltage(Min.)[V]
1.8
Time Keeping Voltage(Min.)[V]
1.45
Time Keeping Current(Typ.)[uA]
0.4
Supply voltage(Max.)[V]
5.5
Time Keeping Current(Max.)[uA]
1
Access Frequency 1 [kHz]
100
Access Frequency 1 [kHz]
400
I/F
I2C
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
Package Size [mm]
4.9x6 (t=1.65)
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
