TS4956 datasheet(32/51 Pages) STMICROELECTRONICS

32 / 51 page

TS4956

Electrical characteristics

32/51

Figure 108. Frequency response modes 5, 6

Figure 109. Power dissipation vs. output

power (per channel)

Figure 110. Power dissipation vs. output

power (per channel)

Figure 111. Frequency response modes 5, 6

Figure 112. Power dissipation vs. output

power (per channel)

Figure 113. Power dissipation vs. output

power (per channel)

100

1000

10000

-10

-8

-6

-4

-2

G=+1.5dB, RL=16

Ω

G=+6dB, RL=32

Ω

G=+12dB, RL=32

Ω

G=+1.5dB, RL=32

Ω

G=+6dB, RL=16

Ω

G=+12dB, RL=16

Ω

Frequency (Hz)

Mode 5, 6 - MLO

Cin = 330nF

Cout = 220

µF

Tamb 25

°C

100

150

200

250

300

350

400

100

120

140

160

180

200

RL=16

Ω

RL=8

Ω

Mode 1, 2, 7

BTL, SPK out

Vcc = 2.7V

F = 1kHz

THD+N < 10%

Output Power (mW)

THD+N=1%

200

400

600

800

1000

1200

1400

100

150

200

250

300

350

400

450

500

550

600

650

700

RL=16

Ω

RL=8

Ω

Mode 1, 2, 7

BTL, SPK out

Vcc = 5V

F = 1kHz

THD+N < 10%

Output Power (mW)

THD+N=1%

100

1000

10000

-10

-8

-6

-4

-2

G=+1.5dB, RL=16

Ω

G=+6dB, RL=32

Ω

G=+12dB, RL=32

Ω

G=+1.5dB, RL=32

Ω

G=+6dB, RL=16

Ω

G=+12dB, RL=16

Ω

Frequency (Hz)

Mode 5, 6 - MLO

Cin = 330nF

Cout = 470

µF

Tamb 25

°C

100

200

300

400

500

600

100

150

200

250

300

RL=16

Ω

RL=8

Ω

Mode 1, 2, 7

BTL, SPK out

Vcc = 3.3V

F = 1kHz

THD+N < 10%

Output Power (mW)

THD+N=1%

200

400

600

800

1000 1200 1400 1600 1800

100

200

300

400

500

600

700

800

900

RL=16

Ω

RL=8

Ω

Mode 1, 2, 7

BTL, SPK out

Vcc = 5.5V

F = 1kHz

THD+N < 10%

O utput Power (mW)

THD+N=1%

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