TDA8954 NXP Semiconductors, TDA8954 Datasheet - Page 22

• Manufacturer Part Number: TDA8954
• Description: The TDA8954 is a stereo or mono high–efficiency Class D audio power amplifier in asingle IC featuring low power dissipation
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 12.
V
[1]
[2]
[3]
[4]
[5]
[6]
[7]
TDA8954_1
Product data sheet
Symbol
P
THD
G
SVRR
Z
V
α
CMRR
DD
i
o
n(o)
mute
v(cl)
R
Output power is measured indirectly; based on R
THD measured between 22 Hz and 20 kHz, using AES17 20 kHz brick wall filter.
V
22 Hz to 20 kHz, using an AES17 20 kHz brick wall filter; low noise due to BD modulation.
22 Hz to 20 kHz, using an AES17 20 kHz brick wall filter.
V
= 41 V; V
ripple
i
sL
= V
is the series resistance of the low-pass LC filter inductor used in the application.
i(max)
= V
Parameter
output power
total harmonic distortion
closed-loop voltage gain
supply voltage ripple rejection
input impedance
output noise voltage
mute attenuation
common mode rejection ratio
Dynamic characteristics
ripple(max)
SS
= 1 V (RMS); f
13.3 Mono BTL application characteristics
=
−
41 V; R
= 2 V (p-p).
i
L
= 1 kHz.
= 8
Ω
; f
i
= 1 kHz; f
osc
DSon
Rev. 01 — 24 December 2009
= 335 kHz; R
measurement; see
Conditions
T
(see
P
P
between pin VDDPn and SGND
between pin VSSPn and SGND
measured between one of the input
pins and SGND
Operating mode; inputs shorted
Mute mode
f
V
i
j
o
o
i(CM)
= 1 kHz; V
THD = 0.5 %; R
THD = 10 %; R
Operating mode; f
Operating mode; f
Mute mode; f
Standby mode; f
Operating mode; f
Operating mode; f
Mute mode; f
Standby mode; f
= 85 °C; L
= 1 W; f
= 1 W; f
Figure
= 1 V (RMS)
sL
< 0.1
i
i
= 1 kHz
= 6 kHz
13)
i
LC
Section
= 2 V (RMS)
Ω
= 15 μH; C
i
i
= 100 Hz
= 100 Hz
[1]
L
L
i
i
; T
= 8 Ω
= 100 Hz
= 100 Hz
= 8 Ω
14.3.
i
i
i
i
= 100 Hz
= 1 kHz
= 100 Hz
= 1 kHz
amb
= 25
LC
2 × 210 W class-D power amplifier
= 680 nF
°
C; unless otherwise specified.
[2]
[3]
[3]
[5]
[5]
[5]
[5]
[5]
[5]
[5]
[5]
[5]
[6]
[7]
Min Typ Max Unit
-
-
-
-
-
-
-
-
-
-
-
-
-
45
-
-
-
-
TDA8954
© NXP B.V. 2009. All rights reserved.
330
420
0.03 0.1
0.05 -
36
80
80
95
120
75
75
90
130
56
190
45
75
75
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
22 of 46
W
W
%
%
dB
dB
dB
dB
dB
dB
dB
dB
dB
kΩ
μV
μV
dB
dB