LP7618B Datasheet (Silvan Chip) - 6 sound alarm 6 key independent or combined cycle-IC

LP7618B, 6 sound alarm 6 key independent or combined cycle-IC

Shenzhen Silvan Chip Electronics Tech.Co.,Ltd.

LP7618B 6 6 IC LP7618B ，； RC ，；； CMOS ，，：2.5～5V； LP7618B ； LP7618B (VDD=3V unless otherwise specified) Characteristics Operating Voltage Operating Current Quiescent Current BZ1 Driving Current BZ2 Driving Current Oscillator Frequency Operating Temperature Sym.

VDD IOP ISB IOH IOL FOSC Temp.

Min.

2.5 120 10 5.0 6.0 145 -20 Typ.

3.0 200 30 8.0 7.0 155 25 Max.

5.0 700 50 20.0 28.0 160 75 Unit V uA uA mA mA KHz ℃