NXP Semiconductors TDA8932B - Manual (Page 4)

TDA8932B_4 © NXP B.V. 2008. All rights reserved.
Product data sheet Rev. 04 — 18 December 2008 4 of 48
NXP Semiconductors
TDA8932B
Class-D audio amplifier
7. Pinning information
7.1 Pinning
7.2 Pin description
Fig 2. Pin configuration SO32 Fig 3. Pin configuration HTSSOP32
TDA8932BT
V
SSD(HW)
V
SSD(HW)
IN1P OSCIO
IN1N HVP1
DIAG V DDP1
ENGAGE BOOT1
POWERUP OUT1
CGND V SSP1
V DDA STAB1
V
SSA
STAB2
OSCREF V SSP2
HVPREF OUT2
INREF BOOT2
TEST V DDP2
IN2N HVP2
IN2P DREF
V SSD(HW) V SSD(HW)
001aaf598
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
17
20
19
22
21
24
23
26
25
32
31
30
29
28
27
TDA8932BTW
V
SSD(HW)
V
SSD(HW)
IN1P OSCIO
IN1N HVP1
DIAG V DDP1
ENGAGE BOOT1
POWERUP OUT1
CGND V SSP1
V DDA STAB1
V
SSA
STAB2
OSCREF V
SSP2
HVPREF OUT2
INREF BOOT2
TEST V DDP2
IN2N HVP2
IN2P DREF
V SSD(HW) V SSD(HW)
001aaf599
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
17
20
19
22
21
24
23
26
25
32
31
30
29
28
27
Table 3. Pin description
Symbol Pin Description
V
SSD(HW)
1 negative digital supply voltage and handle wafer connection
IN1P 2 positive audio input for channel 1
IN1N 3 negative audio input for channel 1
DIAG 4 diagnostic output; open-drain
ENGAGE 5 engage input to switch between Mute mode and Operating mode
POWERUP 6 power-up input to switch between Sleep mode and Mute mode
CGND 7 control ground; reference for POWERUP, ENGAGE and DIAG
V
DDA
8 positive analog supply voltage
V
SSA
9 negative analog supply voltage
OSCREF 10 input internal oscillator setting (only master setting)
HVPREF 11 decoupling of internal half supply voltage reference
INREF 12 decoupling for input reference voltage
TEST 13 test signal input; for testing purpose only
IN2N 14 negative audio input for channel 2
IN2P 15 positive audio input for channel 2
V
SSD(HW)
16 negative digital supply voltage and handle wafer connection
V
SSD(HW)
17 negative digital supply voltage and handle wafer connection
DREF 18 decoupling of internal (reference) 5 V regulator for logic supply