TS488 datasheet(7/32 Pages) STMICROELECTRONICS

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TS488-TS489

Electrical characteristics

7/32

Table 6.

Electrical characteristics at VCC =+2.5V

with GND = 0V, Tamb = 25°C (unless otherwise specified)

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

ICC

Supply current

No input signal, no load

1.8

2.5

ISTBY

Standby current

No input signal, VSTBY = GND for TS488,

RL=32Ω

1000

No input signal, VSTBY =VCC for TS489,

RL=32Ω

1000

Pout

Output power

THD+N = 0.1% max, F = 1kHz, RL =32Ω

THD+N = 1% max, F = 1kHz, RL =32Ω

THD+N = 0.1% max, F = 1kHz, RL =16Ω

THD+N = 1% max, F = 1kHz, RL =16Ω

THD+N

Total harmonic distortion

+ noise

AV=-1, RL =32Ω, Pout = 10mW,

20Hz

≤ F ≤ 20kHz

0.3

AV=-1, RL =16Ω, Pout = 16mW,

20Hz

≤ F ≤ 20kHz

0.3

PSRR

Power supply rejection

ratio, inputs grounded (1)

AV=-1, RL ≥ 16Ω, Cb=1µF, F = 1kHz,

Vripple = 200mVpp

AV=-1, RL ≥ 16Ω, Cb=1µF, F = 217Hz,

Vripple = 200mVpp

Output swing

VOL: RL =32Ω

0.12

0.16

VOH: RL =32Ω

2.3

2.36

VOL: RL =16Ω

0.22

0.28

VOH: RL =16Ω

2.15

2.25

SNR

Signal-to-noise ratio

A weighted, AV=-1, RL =32Ω,

THD+N < 0.4%, 20Hz

≤ F ≤ 20kHz

100

Crosstalk Channel separation

RL =32Ω, AV=-1

F= 1kHz

F = 20Hz to 20kHz

-102

-84

Input capacitance

GBP

Gain bandwidth product

RL =32Ω

1.1

MHz

Slew rate, unity gain

inverting

RL =16Ω

0.6

μs

VIO

Input offset voltage

Vicm=VCC/2

twu

Wake-up time

100

Guaranteed by design and evaluation.

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