TDA8922C NXP Semiconductors, TDA8922C Datasheet - Page 3

• Manufacturer Part Number: TDA8922C
• Description: The TDA8922C is a high-efficiency Class D audio power amplifier
• Manufacturer: NXP Semiconductors

NXP Semiconductors
6. Block diagram
TDA8922C_1
Product data sheet
Fig 1.
MODE
SGND
IN1M
IN2M
IN1P
OSC
IN2P
n.c.
Pin numbers in brackets refer to type number TDA8922CJ.
Block diagram
9 (3)
8 (2)
11 (5)
7 (1)
6 (23)
2 (19)
5 (22)
4 (21)
VDDA
VSSA
MODE
3 (20)
STAGE
STAGE
1 (18)
INPUT
INPUT
mute
mute
n.c.
n.c.
OSCILLATOR
10 (4)
12 (6)
MODULATOR
MODULATOR
MANAGER
PWM
PWM
Rev. 01 — 7 September 2009
STABI
18 (12)
STABI
VSSD
24 (17)
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
PROT
13 (7)
SWITCH1
SWITCH2
n.c.
19 (-)
HANDSHAKE
HANDSHAKE
CONTROL
CONTROL
AND
AND
TDA8922CTH
(TDA8922CJ)
2
DRIVER
DRIVER
DRIVER
DRIVER
HIGH
HIGH
VDDP2
LOW
LOW
75 W class-D power amplifier
VSSP1
23 (16)
17 (11)
TDA8922C
VDDP1
VSSP2
V
V
SSP1
DDP2
14 (8)
20 (13)
16 (10)
22 (15)
21 (14)
© NXP B.V. 2009. All rights reserved.
15 (9)
010aaa549
BOOT1
OUT1
BOOT2
OUT2
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