Datasheet

Electrical characteristics STC3100
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Battery voltage and temperature a/d converter
Vin_adc Input voltage range Vcc = 5 V 0 5 V
LSB LSB value
Voltage measurement
Temperature measurement
2.44
0.125
mV
°C
ADC_time AD conversion time (32,768 Hz clock) 250 ms
Volt_acc Battery voltage measurement accuracy 2.7 V<Vin<4.5 V, V
CC
=Vin -0.5 +0.5 %
Temp_acc Internal temperature sensor accuracy -3 +3 °C
Digital I/O pins (SCL, SDA, IO0)
Vih Input logic high 1.2 V
Vil Input logic low 0.35 V
Vol Output logic low (SDA, IO0) Iol = 4 mA 0.4 V
Table 4. Electrical characteristics (2.7 V < V
CC
< 4.5 V, -20° C to 70° C) (continued)
Symbol Parameter Conditions Min Typ Max Units