The TDA8933B is a high-efficiency class D amplifier with low power dissipation

TDA8933B

Manufacturer Part NumberTDA8933B
DescriptionThe TDA8933B is a high-efficiency class D amplifier with low power dissipation
ManufacturerNXP Semiconductors
TDA8933B datasheet
 
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NXP Semiconductors
7. Pinning information
7.1 Pinning
Fig 2.
7.2 Pin description
Table 3.
Symbol
V
SSD(HW)
IN1P
IN1N
DIAG
ENGAGE
POWERUP
CGND
V
DDA
V
SSA
OSCREF
HVPREF
INREF
TEST
IN2N
IN2P
V
SSD(HW)
V
SSD(HW)
DREF
TDA8933B_1
Preliminary data sheet
1
V
SSD(HW)
IN1P
2
IN1N
3
4
DIAG
ENGAGE
5
POWERUP
6
CGND
7
8
V
DDA
TDA8933BTW
V
9
SSA
OSCREF
10
11
HVPREF
12
INREF
TEST
13
IN2N
14
15
IN2P
V
16
SSD(HW)
Pin configuration diagram (HTSSOP32 package)
Pinning description
Pin
Description
1
negative digital supply voltage and handle wafer connection
2
positive audio input for channel 1
3
negative audio input for channel 1
4
diagnostic output; open-drain
5
engage input to switch between Mute mode and Operating mode
6
power-up input to switch between Sleep mode and Mute mode
7
control ground; reference for POWERUP, ENGAGE and DIAG
8
positive analog supply voltage
9
negative analog supply voltage
10
input internal oscillator setting (only master setting)
11
decoupling of internal half supply voltage reference
12
decoupling for input reference voltage
13
test signal input; for testing purpose only
14
negative audio input for channel 2
15
positive audio input for channel 2
16
negative digital supply voltage and handle wafer connection
17
negative digital supply voltage and handle wafer connection
18
decoupling of internal (reference) 5 V regulator for logic supply
Rev. 01 — 23 October 2008
TDA8933B
Class D audio amplifier
32
V
SSD(HW)
31
OSCIO
30
HVP1
29
V
DDP1
28
BOOT1
27
OUT1
26
V
SSP1
25
STAB1
24
STAB2
23
V
SSP2
22
OUT2
21
BOOT2
20
V
DDP2
19
HVP2
18
DREF
17
V
SSD(HW)
010aaa456
© NXP B.V. 2008. All rights reserved.
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