sta381bw STMicroelectronics, sta381bw Datasheet - Page 22

• Manufacturer Part Number: sta381bw
• Description: Sound Terminal 2.1-channel High-efficiency Digital Audio System
• Manufacturer: STMicroelectronics

Electrical specifications
3.3
3.4
22/168
Recommended operating conditions
Table 5.
Electrical specifications for the digital section
The specifications given in this section are valid for the operating conditions:
VDD_DIG = 3.3 V, T
Table 6.
Vcc
VDD_DIG
VDD3V3
Tamb
R
R
R
(shou
Symbol
Line
Hp
Btl
Symbol
R
V
V
V
V
I
I
ih
oh
pu
il
ih
ol
il
Low level input current without
pull-up/down device
High level input current without
pull-up/down device
Low level input voltage
High level input voltage
Low level output voltage
High level output voltage
Pull-up/down resistance
Recommended operating conditions
Electrical specifications - digital section
Power supply voltage (VCCxA, VCCxB)
Digital supply voltage
Charge pump and analog path LDO supply
Ambient temperature
Load impedance - line driver mode
Load impedance - headphone driver mode
Load impedance - power output-BTL mode
amb
Parameter
= 25° C
Doc ID 018835 Rev 2
Parameter
Vi = 0 V
Vi = VDD_DIG
= 3.3 V
Iol = 2 mA
Ioh = 2 mA
Conditions
VDD_DIG
Min
-0.15
2.0
Min
4.5
2.7
2.7
16
0
5
5
Typ
50
Typ
3.3
3.3
10
32
8
Max
0.15
0.5
0.1
0.8
Max
3.6
3.6
STA381BW
26
70
Unit
Unit
µA
µA
kΩ
kΩ
V
V
V
V
°C
V
Ω
Ω
V
V