TDA8929 查看數據表（PDF） - Philips Electronics
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TDA8929 Datasheet PDF : 36 Pages
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Philips Semiconductors
Controller class-D audio amplifier
Preliminary specification
TDA8929T
12 DC CHARACTERISTICS
VP = ±25 V; Tamb = 25 °C; measured in Fig.10; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
Supply
VP
Iq(tot)
Istb
Offset
supply voltage
total quiescent current
standby current
note 1
±15
−
VMODE = 0 V
−
VOO
∆VOO
output offset voltage in system on and mute
−
delta output offset voltage in on ↔ mute
−
system
Mode select input (pin MODE); see Figs 6, 7 and 8
VMODE
IMODE
Vth1+
input voltage
input current
positive threshold voltage 1
note 2
0
VMODE = 5.5 V
−
standby → mute; −
note 2
Vth1−
negative threshold voltage 1 mute → standby; 0.8
note 2
VMODE(hys1)
Vth2+
hysteresis voltage 1
positive threshold voltage 2
(Vth1+) − (Vth1−) −
mute → on;
−
note 2
Vth2−
negative threshold voltage 2 on → mute;
3.0
note 2
VMODE(hys2)
hysteresis voltage 2
(Vth2+) − (Vth2−) −
Audio inputs (pins IN1+, IN1−, IN2+ and IN2−)
VI
DC input voltage
note 2
−
Internal stabilizer (pin STAB)
VO(STAB)
stabilizer output voltage
mute and on;
11
note 3
ISTAB(max)
maximum current on pin STAB mute and on
10
Enable outputs (pins EN1 and EN2)
VOH
HIGH-level output voltage
referenced to VSS VSTAB − 1.6
VOL
LOW-level output voltage
referenced to VSS 0
Current diagnose input (pin DIAGCUR with internal pull-up resistance)
VIH
VIL
Rpu(int)
HIGH-level input voltage
LOW-level input voltage
internal pull-up resistance to
internal digital supply
no errors; note 3 −
note 3
0
−
Temperature diagnose input (pin DIAGTMP with internal pull-up resistance)
VIH
HIGH-level input voltage
no errors; note 3 4
VIL
LOW-level input voltage
note 3
0
TYP.
±25
20
30
−
−
−
−
1.6
1.0
600
3.8
3.2
600
0
13
−
VSTAB − 0.7
−
VSTAB
−
12
5.5
−
MAX. UNIT
±30
V
30
mA
100
µA
150
mV
80
mV
5.5
V
1000 µA
2.0
V
−
V
−
mV
4.0
V
−
V
−
mV
−
V
15
V
−
mA
−
V
0.8
V
−
V
1.5
V
−
kΩ
V
1.5
V
2001 Dec 11
12
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