TS4851IJT datasheet(18/28 Pages) STMICROELECTRONICS

Numer części	TS4851IJT

Szczegółowy opis	MONO 1 W SPEAKER AND STEREO 160 mW HEADSET BTL DRIVERS WITH DIGITAL VOLUME CONTROL

PDF	28 Pages

Scroll/Zoom	100%

Producent	STMICROELECTRONICS [STMicroelectronics]

Strona internetowa	http://www.st.com

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18 / 28 page

TS4851

Electrical Characteristics

18/28

Figure 49: Crosstalk vs. frequency

(output mode 4)

Figure 50: Crosstalk vs. frequency

(output mode 4)

Figure 51: -3 dB lower cut off frequency vs.

input capacitor

Figure 52: -3 dB lower cut off frequency vs.

input capacitance

Figure 53: Current consumption vs.

power supply voltage

Figure 54: Power dissipation vs. output power

(speaker output)

100

1000

10000

-80

-60

-40

-20

Lout -> Rout

Rout -> Lout

Output mode 4

Vcc = 5V

RL = 32

Ω

G = +12dB

Pout = 100mW

BW < 125kHz

Tamb = 25

°C

Frequency (Hz)

100

1000

10000

-80

-60

-40

-20

Lout -> Rout

Rout -> Lout

Output mode 4

Vcc = 3V

RL = 32

Ω

G = +12dB

Pout = 20mW

BW < 125kHz

Tamb = 25

°C

Frequency (Hz)

0.1

100

Minimum Input

Impedance

Maximum Input

Impedance

Typical Input

Impedance

Phone In Input

Tamb=25

°C

Input Capacitor ( F)

0.1

Minimum Input

Impedance

Maximum Input

Impedance

Typical Input

Impedance

Rin & Lin Inputs

All gain setting

Tamb=25

°C

Input Capacitor (

µF)

012345

No loads

Tamb = 25

°C

Reset state

Mode 1, 3, 5

Mode 2, 4, 6

Mode 7

Vcc (V)

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

RL=16

Ω

RL=8

Ω

Vcc=5V

F=1kHz

THD+N<1%

RL=4

Ω

Output Power (W)

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