TS2007 datasheet(11/29 Pages) STMICROELECTRONICS

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TS2007

Electrical characteristics

11/29

Table 9.

VCC = +2.4V, GND = 0V, Vic=1.2V, Tamb = 25°C (unless otherwise specified)

Symbol

Parameter

Min.

Typ.

Max.

Unit

ICC

Supply current

No input signal, no load

1.7

2.4

ICC-STBY

Standby current (1)

No input signal, VSTBY = GND

1000

Voo

Output offset voltage

Floating inputs, RL = 8Ω

Output power

THD+N = 1% Max, f = 1kHz, RL = 4Ω

THD+N = 1% Max, f = 1kHz, RL = 8Ω

THD = 10% Max, f = 1kHz, RL = 4Ω

THD = 10% Max, f = 1kHz, RL = 8Ω

0.48

0.3

0.6

0.36

THD + N

Total harmonic distortion + noise

Po = 200mWRMS, G = 6dB, f = 1kHz, RL = 8Ω

0.1

Efficiency

Po = 0.38 WRMS, RL = 4Ω (with LC output filter)

Po = 0.25 WRMS, RL = 8Ω (with LC output filter)

PSRR

Power supply rejection ratio with inputs grounded, Cin=1µF

(2)

f = 217Hz, RL = 8Ω, Gain=6dB, Vripple = 200mVpp

f = 217Hz, RL = 8Ω, Gain=12dB, Vripple = 200mVpp

CMRR

Common mode rejection ratio 20Hz < f < 20kHz

Gain

Gain value

GS = 0V

GS = VCC

11.5

5.5

12.5

6.5

Zin

Single input impedance (3)

FPWM

Pulse width modulator base frequency

190

280

370

kHz

SNR

Signal to noise ratio (A-weighting)

Po=0.4W, RL=4Ω (with LC output filter)

tWU

Wake-up time

tSTBY

Standby time

Output voltage noise f = 20Hz to 20kHz, RL=4Ω

Unweighted (filterless, G=6dB)

A-weighted (filterless, G=6dB)

Unweighted (with LC output filter, G=6dB)

A-weighted (with LC output filter, G=6dB)

Unweighted (filterless, G=12dB)

A-weighted (filterless, G=12dB)

Unweighted (with LC output filter, G=12dB)

A-weighted (with LC output filter, G=12dB)

μVRMS

Standby mode is active when VSTBY is tied to GND.

Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the superimposed sinus signal to VCC @ f = 217Hz.

Independent of Gain configuration (6 or 12dB) and between IN+ or IN- and GND.

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