TS4974IQT View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TS4974IQT

1W differential audio power amplifier with up/down digital volume control pins

STMicroelectronics 

TS4974

Figure 2. THD+N vs. output power

10

RL = 8Ω

G = 0dB

F = 1kHz

Cb = 1μF

BW < 125kHz

Tamb = 25°C

1

Vcc=5V

Vcc=3.3V

Vcc=2.6V

Electrical characteristics

Figure 3. THD+N vs. output power

10

RL = 8Ω

G = 12dB

F = 1kHz

Cb = 1μF

BW < 125kHz

Tamb = 25°C

1

Vcc=5V

Vcc=3.3V

Vcc=2.6V

0.1

0.1

1E-3

0.01

0.1

1

1E-3

0.01

0.1

1

Output power (W)

Output power (W)

Figure 4. THD+N vs. output power

10

RL = 16Ω

G = 0dB

F = 1kHz

Cb = 1μF

BW < 125kHz

Tamb = 25°C

1

Vcc=5V

Vcc=3.3V

Vcc=2.6V

Figure 5. THD+N vs. output power

10

RL = 16Ω

G = 12dB

F = 1kHz

Cb = 1μF

BW < 125kHz

Tamb = 25°C

1

Vcc=5V

Vcc=3.3V

Vcc=2.6V

0.1

0.1

1E-3

0.01

0.1

1

1E-3

0.01

0.1

1

Output power (W)

Output power (W)

Figure 6. THD+N vs. output power

10

RL = 8Ω

G = 0dB

F = 20kHz

Cb = 1μF

BW < 125kHz

Tamb = 25°C

1

Vcc=5V

Vcc=3.3V

Vcc=2.6V

Figure 7. THD+N vs. output power

10

RL = 8Ω

G = 12dB

F = 20kHz

Cb = 1μF

BW < 125kHz

Tamb = 25°C

1

Vcc=5V

Vcc=3.3V

Vcc=2.6V

0.1

1E-3

0.01

0.1

Output power (W)

0.1

1

1E-3

0.01

0.1

Output power (W)

1

9/25

Share Link: