VCC Source voltage V3 doesn’t connect to VCC 4.5 to 5

VCC Source voltage V3 connect to VCC 3.3 to 3.8 V

ICC Total source current when working 12mA to 30mA

 ISPL VCC=5V 0.15 0.2 m

VIL Input Voltage LOW -0.5 to 0.7 V

VIH Input Voltage HIGH 2.0 to VCC+0.5 V

VOL Output Voltage LOW (draw 4mA current) 0.5 V

VOH Output Voltage HIGH (output 3mA current)

(Output 100uA current during chip reset) VCC-0.5 V

IUP Input current with pull-up resistor internal 3 150 300 uA

IDN Input current with pull-down resistor internal -50 -150 -300 uA

VR Restrict voltage when power-up reset 2.3 2.6 2.9 V