TS4604 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

TS4604

Stereo headset driver and analog audio line driver with integrated reference to ground

STMicroelectronics 

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Electrical characteristics

TS4604

Table 6.

Symbol

Line driver part: VCC = +3.3 V, GND = 0 V, Av = 1 (R1 = R2 = 10 kΩ), ENLD = VCC,

ENHP = GND, CPhp = CPld = 1 µF, RL = 10 kΩ,

Tamb = 25°C (unless otherwise specified)

Parameters and test conditions

Min. Typ. Max. Unit

Icc

IENLD

Vio

VSWING

PSRR

tWU

tSTBY

SNR

Supply current (no input signal, no load)

Line drive standby current (no input signal)

VENLD = GND

VENLD = 38% VCC

Input offset voltage

Output voltage swing:

RL = 10 kΩ, CL= 100 pF, THD+N = 0.1%

Line driver power supply rejection ratio with AC inputs

grounded: f = 217 Hz, Vripple = 200 mVpp

Wake-up time from shutdown

Standby time

Signal-to-noise ratio (A-weighting): Vin = 1.7 Vrms

5

6.5

mA

5

µA

100

-7

0

+7

mV

2.1

Vrms

90

dB

30

ms

20

µs

102

dB

VN

Output voltage noise: f = 20 Hz to 20 kHz, A-weighted

8

µVRMS

GBw Gain bandwidth product

1

Sr

Slew rate

0.5

THD+N

BW = 22 kHz, RL = 10 kΩ, VO = 1.5 Vrms, Av = 1,

f = 20 Hz to 20 kHz

0.001

CMRR f = 20 Hz to 20 kHz, Vic = 200 mVpp

-70

Xtalk

CL(1)

Crosstalk channel:

f = 20 Hz to 20 kHz, Vo = 1.5 Vrms, RL = 5 kΩ

Capacitive load: RL > 5 kΩ

-120

400

1. Higher capacitive loads are possible by adding a serial resistor of 47 Ω in the line driver output.

MHz

V / µs

%

dB

dB

pF

8/31

Doc ID 17913 Rev 1

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