Datasheet
TAS5614LA
SLAS846 –MAY 2012
www.ti.com
AUDIO SPECIFICATION STEREO (BTL)
Audio performance is recorded as a chipset consisting of a TASxxxx PWM Processor (modulation index limited to 97.7%) and
a TAS5614LA power stage with PCB and system configurations in accordance with recommended guidelines. Audio
frequency = 1kHz, PVDD_X = 36V, GVDD_X = 12 V, R
L
= 4 Ω, f
S
= 384 kHz, R
OC
= 24 kΩ, T
C
= 75°C, Output Filter: L
DEM
=
10 μH, C
DEM
= 1 µF, unless otherwise noted.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
R
L
= 4 Ω, 10% THD+N 150
P
O
Power output per channel W
R
L
= 4 Ω, 1% THD+N 125
THD+N Total harmonic distortion + noise 1 W, 1 kHz signal 0.03 %
V
n
Output integrated noise A-weighted, AES17 measuring filter 180 μV
V
OS
Output offset voltage No signal 10 20 mV
SNR Signal-to-noise ratio
(1)
A-weighted, AES17 measuring filter 105 dB
DNR Dynamic range A-weighted, –60 dBFS (rel 1% THD+N) 105 dB
Power dissipation due to Idle losses
P
idle
P
O
= 0, channels switching
(2)
1.6 W
(IPVDD_X)
(1) SNR is calculated relative to 1% THD-N output level.
(2) Actual system idle losses also are affected by core losses of output inductors.
AUDIO SPECIFICATION 4 CHANNELS (SE)
Audio performance is recorded as a chipset consisting of a TASxxxx PWM Processor (modulation index limited to 97.7%) and
a TAS5614LA power stage with PCB and system configurations in accordance with recommended guidelines. Audio
frequency = 1kHz, PVDD_X = 36V, GVDD_X = 12V, R
L
= 4Ω, f
S
= 384 kHz, R
OC
= 24kΩ, T
C
= 75°C, Output Filter: L
DEM
=
10μH, C
DEM
= 1µF, C
DCB
= 470µF, unless otherwise noted.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
R
L
= 3 Ω, 10% THD+N 50
P
O
Power output per channel W
R
L
= 3 Ω, 1% THD+N 42
THD+N Total harmonic distortion + noise 1 W, 1 kHz signal 0.025 %
V
n
Output integrated noise A-weighted, AES17 measuring filter 180 μV
SNR Signal-to-noise ratio
(1)
A-weighted, AES17 measuring filter 102 dB
DNR Dynamic range A-weighted, –60 dBFS (rel 1% THD+N) 102 dB
Power dissipation due to Idle losses
P
idle
P
O
= 0, channels switching
(2)
1.6 W
(IPVDD_X)
(1) SNR is calculated relative to 1% THD-N output level.
(2) Actual system idle losses also are affected by core losses of output inductors.
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