TS4604 datasheet(9/31 Pages) STMICROELECTRONICS

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TS4604

Characteristics of the line driver

Doc ID 17913 Rev 1

9/31

Characteristics of the line driver

Figure 2.

Current consumption vs. power

supply

Figure 3.

Output voltage vs. power supply

3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

4.4

4.5

4.6

4.7

4.8

4.9

5.0

5.1

5.2

5.3

5.4

5.5

5.6

5.7

No Load; No input signal

Line Driver

Ta=25°C

Power Supply Voltage Vcc (V)

3.03.1 3.23.3 3.43.5 3.63.7 3.83.9 4.04.1 4.24.3 4.44.5 4.64.7 4.8

1.9

2.0

2.1

2.2

2.3

2.4

THD+N=1%

THD+N=0.1%

≥ 5kΩ, F=1kHz

BW<30kHz, Ta=25 C

Line Driver

Power Supply Voltage Vcc (V)

Figure 4.

THD+N vs. output power (G=0 dB)

Figure 5.

THD+N vs. output power (G=20 dB)

100

1000

1E-4

1E-3

0.01

0.1

F=80Hz

F=1kHz

F=8kHz

RL = 5k

Ω to 10kΩ

Vcc = 3.3V to 4.8V, G = 0dB

Inputs = 0

° & 180°

BW < 30kHz, Tamb = 25

°C

Output Voltage (mVrms)

100

1000

1E-3

0.01

0.1

F=80Hz

F=1kHz

F=8kHz

RL = 5k

Ω to 10kΩ

Vcc = 3.3V to 4.8V, G = 20dB

Inputs = 0

° & 180°

BW < 30kHz, Tamb = 25

°C

Output Voltage (mVrms)

Figure 6.

THD+N vs. frequency (G=0 dB)

Figure 7.

THD+N vs. frequency (G=20 dB)

100

1000

10000

1E-4

1E-3

0.01

0.1

Vo=2Vrms

Vo=1.5Vrms

RL = 5k

Ω to 10kΩ

Vcc = 3.3V to 4.8V

G = 0dB, Inputs = 0

° & 180°

Bw < 20kHz, Tamb = 25

°C

20k

Frequency (Hz)

100

1000

10000

1E-3

0.01

0.1

Vo=2Vrms

Vo=1.5Vrms

RL = 5k

Ω to 10kΩ

Vcc = 3.3V to 4.8V

G = 20dB, Inputs = 0

° & 180°

Bw < 20kHz, Tamb = 25

°C

20k

Frequency (Hz)

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