TS486 datasheet(7/31 Pages) STMICROELECTRONICS

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TS486-TS487

7/31

ELECTRICAL CHARACTERISTICS

CC = +2V, GND = 0V, Tamb = 25°C (unless otherwise specified)

Symbol

Parameter

Min.

Typ.

Max.

Unit

ICC

Supply Current

No input signal, no load

1.7

2.5

ISTANDBY

Standby Current

No input signal, VSTANDBY=GND for TS486, RL=32Ω

No input signal, VSTANDBY=Vcc for TS487, RL=32Ω

1000

VIO

Input Offset Voltage (VICM = VCC/2)

1mV

IIB

Input Bias Current (VICM = VCC/2)

1. Only for external gain version.

200

Output Power

THD+N = 0.1% Max, F = 1kHz, RL = 32Ω

THD+N = 1% Max, F = 1kHz, RL = 32Ω

THD+N = 0.3% Max, F = 1kHz, RL = 16Ω

THD+N = 1% Max, F = 1kHz, RL = 16Ω

9.5

THD + N

Total Harmonic Distortion + Noise (Av=-1)

RL = 32Ω, Pout = 6.5mW, 20Hz ≤ F ≤ 20kHz

RL = 16Ω, Pout = 8mW, 20Hz ≤ F ≤ 20kHz

0.3

PSRR

Power Supply Rejection Ratio, inputs grounded 2)

(Av=-1), RL>=16Ω, CB=1µF, F = 1kHz, Vripple = 200mVpp

2. Guaranteed by design and evaluation.

Max Output Current

THD +N

≤ 1%, R

L = 16Ω connected between out and VCC/2

Output Swing

VOL : RL = 32Ω

VOH : RL = 32Ω

VOL : RL = 16Ω

VOH : RL = 16Ω

1.67

1.53

0.24

1.73

0.33

1.63

0.29

0.41

SNR

Signal-to-Noise Ratio (A weighted, Av=-1)

(RL = 32Ω, THD +N < 0.4%, 20Hz ≤ F ≤ 20kHz)

Crosstalk

Channel Separation, RL = 32Ω, Av=-1

F = 1kHz

F = 20Hz to 20kHz

Channel Separation, RL = 16Ω, Av=-1

F = 1kHz

F = 20Hz to 20kHz

Input Capacitance

GBP

Gain Bandwidth Product (RL = 32Ω)

1.1

MHz

Slew Rate, Unity Gain Inverting (RL = 16Ω)

0.4

V/µs

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