DRV632 Datasheet, PDF (6/23 Pages) Texas Instruments – DirectPath™, 2-VRMS Audio Line Driver With Adjustable Gain

DRV632
SLOS681B – JANUARY 2011 – REVISED AUGUST 2015
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7.6 Operating Characteristics
VDD = 3.3 V, R_DL = 10 kΩ, R_FB = 30 kΩ, R_IN = 15 kΩ, T_A = 25°C, Charge pump: C_P = 1 µF (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP MAX
V_O
THD+N
SNR
Output voltage, outputs in phase
Total harmonic distortion plus noise
Signal-to-noise ratio⁽¹⁾
THD+N = 1%, VDD = 3.3 V, f = 1 kHz, R_L = 10 kΩ
V_O = 2 V_RMS, f = 1 kHz
A-weighted
2
2.4
0.002%
105
DNR
Dynamic range
A-weighted
105
V_N
Noise voltage
A-weighted
11
Z_O
Output Impedance when muted
Mute = GND
110
Input-to-output attenuation when
muted
Mute = GND
80
I_LIMIT
Crosstalk—L to R, R to L
Current limit
V_O = 1 V_rms
–110
25
(1) SNR is calculated relative to 2-Vrms output.
UNIT
V_rms
dB
dB
μV
mΩ
dB
dB
mA
6
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