STA529 datasheet(12/58 Pages) STMICROELECTRONICS

部件名	STA529

功能描述	2 x 100 mW class-D amplifier with analog or digital input 2.0 multichannel digital audio processor with FFX

PDF	58 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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12 / 58 page

Electrical specifications

STA529

12/58

3.2

Electrical characteristics

Table 6 lists the device’s electrical characteristics (see also Table 5 for supply voltages).

Note:

LRCLKI frequency (Fs) = 48 kHz, input frequency = 1 kHz, and Rload = 32 Ω unless

otherwise specified.

Table 6.

Electrical characteristics

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

Eff

Output power efficiency

Rdson

Output stage N/PMOS on-

resistance

250

Ω

IstbyL

Logic power supply current at

standby

1.3

µA

IstbyP

Bridges power supply current in

standby

0.7

µA

IddL

Logic power supply current at

operating

IddP

Bridges power supply current at

operating

0.5

Tds

Low current dead time (static)

Tdd

High current dead time

(dynamic)

2.5

Rise time

Fall time

THDN

Total harmonic distortion

0 dBFS input, 32

Ω load

headphone

0.1

THDN

Total harmonic distortion

-6 dBFS input, 32

Ω load

headphone

0.05

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