STA538 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'STA538' PDF : 59 Pages View PDF
Electrical specifications
STA538
The following tables give the distortion values for headphones and speakers.
Table 7. Load power at 1% distortion headphone mode
Load (Ω)
P (mW) at 1.8 V
P (mW) at 3.3 V
16
20
70
32
10
32
P (mW) at 3.6 V
80
40
Table 8. Load power at 1% distortion speaker mode
Load (Ω)
P (mW) at 1.8 V
P (mW) at 3.3 V
4
240
860
8
150
530
16
90
300
32
50
165
P (mW) at 3.6 V
1000
630
350
195
Table 9. Load power at 10% distortion speaker mode
Load (Ω)
P (mW) at 1.8 V
P (mW) at 3.3 V
4
300
1100
8
195
677
16
110
380
32
61
210
P (mW) at 3.6 V
1300
812
450
250
3.3
Lock time
Table 10 gives the typical lock time of the PLL using the suggested loop filter, 1.8 V supply
voltage and 30 oC junction temperature.
Table 10.
PLL lock time
Parameter
Lock time
Value
200 µs
14/59
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