Datasheet

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OPERATING CHARACTERISTICS
TPA2000D1
SLOS328F – JUNE 2000 – REVISED MARCH 2004
PV
DD
= V
DD
= 3.3 V, T
A
= 25°C, R
L
= 4 Ω, gain = 6 dB (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
P
O
Output power THD = 1%, f = 1 kHz 850 mW
THD + N Total harmonic distortion plus noise P
O
= 55 mW, f = 20 Hz to 20 kHz <0.2%
k
SVR
Supply ripple rejection ratio f = 1 kHz, C
BYP
= 1 µF -61 dB
SNR Signal-to-noise ratio 93 dB
Output noise voltage (no-noise
V
n
C
BYP
= 1 µF, f = <10 Hz to 22 kHz 40 µV(rms)
weighting filter)
Z
i
Input impedance >15 kΩ
Table 1. GAIN SETTINGS
AMPLIFIER GAIN INPUT IMPEDANCE
(dB) (kΩ)
GAIN1 GAIN0
TYP TYP
0 0 6 104
0 1 12 74
1 0 18 44
1 1 23.5 24
5