TDA8932B NXP Semiconductors, TDA8932B Datasheet - Page 19

• Manufacturer Part Number: TDA8932B
• Description: The TDA8932B is a high efficiency class-D amplifier with low power dissipation
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 10.
V
[1]
[2]
13. Dynamic characteristics
Table 11.
V
Table 12.
V
TDA8932B_4
Product data sheet
Symbol
T
Oscillator reference; pin OSCIO
V
V
V
V
N
Symbol
Internal oscillator
f
Timing PWM output: pins OUT1 and OUT2
t
t
t
Symbol
THD+N
G
SVRR
V
V
Z
osc
r
f
w(min)
P
P
P
act(th_fold)
cs
IH
IL
OH
OL
n(o)
O(mute)
slave(max)
v(cl)
G
i
= 22 V; f
= 22 V; T
= 22 V; R
v
Measured with respect to pin CGND.
Measured with respect to pin V
osc
Parameter
oscillator frequency
rise time
fall time
minimum pulse width
Parameter
total harmonic
distortion-plus-noise
closed-loop voltage gain
voltage gain difference
channel separation
supply voltage rejection ratio
input impedance
output noise voltage
mute output voltage
Static characteristics
Switching characteristics
SE characteristics
amb
L
Parameter
thermal foldback activation
temperature
HIGH-level input voltage
LOW-level input voltage
HIGH-level output voltage
LOW-level output voltage
maximum number of slaves
= 2
= 320 kHz; T
= 25 C; unless otherwise specified.
4 ; f
i
= 1 kHz; f
amb
= 25 C; unless otherwise specified.
SSD(HW)
[2]
…continued
osc
.
= 320 kHz; R
Conditions
driven by one master
Conditions
Rosc = 39 k
range
I
I
I
Conditions
P
V
P
Operating mode
differential
Operating mode; R
Mute mode
Mute mode; V
f
O
O
O
i
Rev. 04 — 18 December 2008
o
i
o
= 1 kHz
f
f
f
f
= 100 mV; no load
= 0 A
= 0 A
= 0 A
i
i
i
i
= 1 W
= 1 W; f
= 1 kHz
= 6 kHz
= 100 Hz
= 1 kHz
s
< 0.1
i
= 1 kHz
i
[1]
= 1 V (RMS) and
; T
amb
s
= 0
= 25 C; unless otherwise specified.
Min
140
4.0
0
4.0
0
12
[2]
[3]
[4]
[4]
Min
-
300
-
-
-
Min
-
-
29
-
70
-
40
70
-
-
-
Typ
-
-
-
-
-
-
Class-D audio amplifier
Typ
320
-
10
10
80
Typ
0.015
0.08
30
0.5
80
60
50
100
100
70
100
TDA8932B
© NXP B.V. 2008. All rights reserved.
Max
150
5
0.8
5
0.8
-
Max
-
500
-
-
-
Max
0.05
0.10
31
1
-
-
-
-
150
100
-
Unit
V
V
V
V
-
Unit
kHz
kHz
ns
ns
ns
Unit
%
%
dB
dB
dB
dB
dB
k
19 of 48
C
V
V
V