Texas Instruments TPA3200D1 - Manual (Page 4)

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FORMAT CHARACTERISTICS
ELECTRICAL CHARACTERISTICS
OPERATING CHARACTERISTICS
TPA3200D1
SLOS442A – MAY 2005 – REVISED JULY 2005
All specifications at T
A
= 25
°
C, V
DD
= 5 V, f
S
= 44.1 kHz, system clock = 384 f
S
and 24-bit data, unless otherwise noted
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Resolution 24 Bits
Data
Audio-data interface format Audio I 2 S, standard
Audio-data bit length Audio 16–24-bit (I 2 S), 16-bit (Right-justified)
Audio data format MSB first, 2s complement
System clock frequency 128 f
S,
192 f
S
, 256 f
S
, 384 f
S
,
512 f
S
, 768 f
S
, 1152 f
S
at T
A
= 25
°
C, PV
CC
= V
CC
= 12 V (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
|V
OS
| Output offset voltage (measured differentially) MUTE = 2 V A
V
= 12 dB 100 mV
PSRR Power supply rejection ratio PV
CC
= 11.5 V to 12.5 V –73 dB
V
REF
5 V regulator voltage I
L
= 10 mA, V
CC
= 8 V – 18 V 4.55 4.9 5.45 V
SHUTDOWN = 2.0 V, No load 8 15 mA
I
CC
Supply current SHUTDOWN = V
CC
, V
CC
= 18 V, PO = 20 W, 1.3
A
R
L
= 8
Ω
I
CC(SD)
Supply current shutdown mode SHUTDOWN = 0.8 V 1 2 µA
Output transistor on resistance (high side and
r
DS(on)
I
O
= 0.5 A, T
J
= 25
°
C 0.5 0.6 0.7
Ω
low side)
GAIN1 = 0.8 V, GAIN0 = 0.8 V 10.9 12 13.1
G Gain GAIN1 = 0.8 V, GAIN0 = 2 V 17.1 18 18.6 dB
GAIN1 = 2 V, GAIN0 = 0.8 V 22.9 23.6 24.4
PV
CC
= V
CC
= 12 V, T
A
= 25
°
C unless otherwise noted
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Continuous output power at 10% THD+N f = 1 kHz, R
L
= 4
Ω
12.8
f = 1 kHz, R
L
= 8
Ω
9
P
O
W
Continuous output power at 1% THD+N f = 1 kHz, R
L
= 4 Ω 10.3
f = 1 kHz, R
L
= 8
Ω
7.5
THD+N Total harmonic distortion plus noise P
O
= 10 W, R
L
= 4 Ω  f = 20 Hz to 20 kHz 0.2%
B
OM
Maximum output power bandwidth THD = 1% 20 kHz
k
SVR
Supply ripple rejection ratio f = 1 kHz, C
(BYPASS)
= 1 µF –60
dB
SNR Signal-to-noise ratio P
O
= 10 W, R
L
= 4
Ω
95
C
(BYPASS)
= 1 µF, f = 20 Hz to 22 kHz, 150 µV(rms)
V
n
Noise output voltage
A-weighted filter Gain = 12 dB
–76.5 dBV
4