TDA8933B NXP Semiconductors, TDA8933B Datasheet - Page 4

• Manufacturer Part Number: TDA8933B
• Description: The TDA8933B is a high-efficiency class D amplifier with low power dissipation
• Manufacturer: NXP Semiconductors

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