TDA8551_T NXP Semiconductors, TDA8551_T Datasheet - Page 3

• Manufacturer Part Number: TDA8551_T
• Description: The TDA8551; TDA8551T is a one channel 1 WBridge-Tied Load (BTL) audio power amplifier capable ofdelivering 1 W output power to an 8 Ω load at THD = 10%using a 5 V power supply
• Manufacturer: NXP Semiconductors

NXP Semiconductors
BLOCK DIAGRAM
PINNING
1998 Feb 23
handbook, full pagewidth
UP/DOWN
MODE
SVR
IN
OUT−
V
GND
OUT+
SYMBOL
P
1 W BTL audio amplifier with digital volume
control
PIN
1
2
3
4
5
6
7
8
digital trinary input for volume
control
digital trinary input for mode
selection (standby, mute, operating)
half supply voltage, decoupling
ripple rejection
audio input
negative loudspeaker output
terminal
supply voltage
ground
positive loudspeaker output
terminal
UP/DOWN
DESCRIPTION
SVR
IN
1
4
3
OPERATING
INTERFACE
COUNTER
STANDBY/
UP/DOWN
CONTROL
VOLUME
up
MUTE/
MODE
Fig.1 Block diagram.
2
down
3
V P
15 kΩ
15 kΩ
GND
handbook, halfpage
TDA8551
7
V P
5 kΩ
6
MASTER
20 kΩ
SLAVE
R
R
UP/DOWN
MGK363
MODE
SVR
8
5
Fig.2 Pin configuration.
IN
OUT+
OUT−
1
2
3
4
TDA8551
MGK362
7
6
5
8
Product specification
OUT+
V P
OUT−
GND
TDA8551