BU9873F
內建I²C BUS Serial Interface 高精度誤差補償功能的RTCProduct Detail
規格:
Time Keeping Voltage(Min.)[V]
1.45
Supply voltage(Min.)[V]
1.8
Supply voltage(Max.)[V]
5.5
Time Keeping Current(Typ.)[uA]
0.4
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]
5.0x6.2 (t=1.71)
功能:
・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
