TFA9881 NXP Semiconductors, TFA9881 Datasheet - Page 3

• Manufacturer Part Number: TFA9881
• Description: The TFA9881 is a mono, filter-free class-D audio amplifier in a 9-bump WLCSP (WaferLevel Chip-Size Package) with a 400 μm pitch
• Manufacturer: NXP Semiconductors

NXP Semiconductors
5. Ordering information
Table 2.
6. Block diagram
TFA9881
Product data sheet
Type number
TFA9881UK
Ordering information
Package
Name
WLCSP9
Fig 1.
LRSEL
Description
wafer level chip-size package; 9 bumps; 1.3 x 1.3 x 0.6 mm
Block diagram
DATA
CLK
C1
A2
A1
All information provided in this document is subject to legal disclaimers.
RECEIVER
POWER DOWN
DECODER
CONTROL
PDM
PATTERN
SILENCE
Rev. 2 — 1 April 2011
B1
V
DDD
FILTER
HP
TFA9881
B3
GND
3.4 W PDM input class-D audio amplifier
PWM
C2
TEST
PROTECTION
CIRCUITS:
OTP
OVP
UVP
OCP
H-BRIDGE
B2
V
DDP
010aaa698
TFA9881
© NXP B.V. 2011. All rights reserved.
C3
A3
Version
TFA9881UK
OUTA
OUTB
3 of 32