TFA9812HN PHILIPS [NXP Semiconductors], TFA9812HN Datasheet - Page 2

• Manufacturer Part Number: TFA9812HN
• Description: BTL stereo Class-D audio amplifier with I2S input
• Manufacturer: PHILIPS [NXP Semiconductors]

NXP Semiconductors
3. Applications
TFA9812_2
Preliminary data sheet
2.2 DSP features
2.3 Audio data input interface format support
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
No high system clock required (PLL is able to lock on BCK)
No external heat sink required
5 V tolerant digital inputs
Supports dual coil inductor application
Easy application and limited external components required
Digital parametric 10-band equalizer
Digital volume control per channel
Selectable +24 dB gain boost
Analog interface to digital volume control in Legacy mode
Digital clip level control
Soft and hard mute
Thermal foldback threshold temperature control
De-emphasis
Output power limiting control
Polarity switch
Four Pulse Width Modulation (PWM) switching frequency settings
Master or slave Master Clock (MCLK), Bit Clock (BCK) and Word Select (WS) signals
Philips I
Japanese I
Sony I
Sample rates from 8 kHz to 192 kHz
Digital-in Class-D audio amplifier applications
CRT and flat-panel television sets
Flat-panel monitors
Multimedia systems
Wireless speakers
Docking stations for MP3 players
2
S, Least Significant Bit (LSB) justified
2
S, standard I
2
S, Most Significant Bit (MSB) justified
Rev. 02 — 22 January 2009
2
S
BTL stereo Class-D audio amplifier with I
© NXP B.V. 2009. All rights reserved.
TFA9812
2
S input
2 of 66