TFA9881_1104 PHILIPS [NXP Semiconductors], TFA9881_1104 Datasheet - Page 19

• Manufacturer Part Number: TFA9881_1104
• Description: 3.4 W PDM input class-D audio amplifier
• Manufacturer: PHILIPS [NXP Semiconductors]

NXP Semiconductors
TFA9881
Product data sheet
Fig 10. Typical stereo application (simplified)
PROCESSOR
BASEBAND
PDM output
13.3 Typical application diagram (simplified)
1.8 V
1.8 V
CVDDD
CVDDD
100 nF
100 nF
All information provided in this document is subject to legal disclaimers.
DATA
DATA
V
V
CLK
CLK
DDD
DDD
Rev. 2 — 1 April 2011
A1
C1
B1
A1
C1
B1
TFA9881UK
TFA9881UK
A2
A2
C2
C2
B3
B3
B2
B2
3.4 W PDM input class-D audio amplifier
C3
A3
C3
A3
OUTA
OUTB
OUTA
OUTB
battery
battery
CVDDP
4.7 μF
CVDDP
4.7 μF
TFA9881
© NXP B.V. 2011. All rights reserved.
left speaker
right speaker
4 Ω or 8 Ω
4 Ω or 8 Ω
010aaa712
19 of 32