STA381BW
Electrical specifications
3.3
Recommended operating conditions
Symbol
Table 5. Recommended operating conditions
Parameter
Min Typ Max Unit
Vcc
Power supply voltage (VCCxA, VCCxB)
VDD_DIG Digital supply voltage
VDD3V3
Charge pump and analog path LDO supply
VDD3V3CHP
Tamb
Ambient temperature
RLine
RHp
RBtl
Load impedance - line driver mode
Load impedance - headphone driver mode
Load impedance - power output-BTL mode
4.5
26 V
2.7 3.3 3.6 V
2.7 3.3 3.6 V
0
70 °C
5
10
k
16 32
5
8
3.4
Electrical specifications for the digital section
The specifications given in this section are valid for the operating conditions:
VDD_DIG = 3.3 V, Tamb = 25 °C.
Table 6. Electrical specifications - digital section
Symbol
Parameter
Conditions Min Typ Max Unit
Iil
Low level input current without
pull-up/down device
Vi = 0 V
0.5
μA
Iih
High level input current without Vi = VDD_DIG
pull-up/down device
= 3.3 V
0.1
μA
Vil
Low level input voltage
Vih High level input voltage
Vol Low level output voltage
Voh High level output voltage
Iol = 2 mA
Ioh = 2 mA
2.0
VDD_DIG
-0.15
0.8
V
V
0.15
V
V
Rpu Pull-up/down resistance
50
k
DocID018835 Rev 8
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