TDA8552 datasheet(18/28 Pages) PHILIPS

Part #	TDA8552

Description	2 x 1.4 W BTL audio amplifiers with digital volume control and headphone sensing

PDF	28 Pages

Scroll/Zoom	100%

Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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18 / 28 page

1998 Jun 02

Philips Semiconductors

Preliminary speciﬁcation

× 1.4 W BTL audio ampliﬁers with digital

volume control and headphone sensing

TDA8552T; TDA8552TS

Fig.10 THD as a function of Po.

VDD = 5 V; RL =8 Ω; Gv = 20 dB (max.).

(1) f = 10 kHz.

(2) f = 1 kHz.

(3) f = 100 Hz.

handbook, halfpage

10−1

10−2

MGR009

10−2

10−1

110

THD

(%)

Po (W)

(2)

(3)

(1)

Fig.11 THD as a function of Po.

VDD = 5 V; RL =8 Ω; Gv = 30 dB (max.).

(1) f = 10 kHz.

(2) f = 1 kHz.

(3) f = 100 Hz.

handbook, halfpage

10−1

10−2

MGR010

10−2

10−1

110

THD

(%)

Po (W)

(2)

(3)

(1)

Fig.12 THD as a function of frequency.

VDD = 5 V; RL =8 Ω; Po = 0.1 W; Gv = 20 dB (max.).

(1) Gv = 0 dB.

(2) Gv = 7 dB.

(3) Gv =20dB.

handbook, halfpage

10−1

10−2

THD

(%)

MGR011

102

103

104

105

f (Hz)

(2)

(3)

(1)

Fig.13 THD as a function of frequency.

VDD = 5 V; RL =8 Ω; Po = 0.1 W; Gv = 30 dB (max.).

(1) Gv = 0 dB.

(2) Gv = 7 dB.

(3) Gv =30dB.

handbook, halfpage

10−1

10−2

THD

(%)

MGR012

102

103

104

105

f (Hz)

(2)

(3)

(1)

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