TFA9879HN/N1 NXP Semiconductors, TFA9879HN/N1 Datasheet - Page 4

• Manufacturer Part Number: TFA9879HN/N1
• Description: IC, AMP, AUDIO, MONO, 3W, DBS17P
• Manufacturer: NXP Semiconductors

Specifications of TFA9879HN/N1

• Amplifier Class: D
• No. Of Channels: 1
• Output Power: 2.75W
• Load Impedance: 8ohm
• Operating Temperature Range: -20°C To +85°C
• Amplifier Case Style: VQFN
• No. Of Pins: 24
• Base Number: 9879
• Rohs Compliant: Yes
• Supply Voltage Range: 2.5V To 5.5V
• Thd + N: 0.02% @ 100mW, 8ohm, VDD=1.8V

NXP Semiconductors
7. Block diagram
TFA9879
Product data sheet
Fig 1.
ADSEL1
ADSEL2
LRCK1
LRCK2
SCK1
SCK2
SDI1
SDI2
SDA
SCL
Block diagram
1
2
20
21
22
17
18
19
16
4
DSP
FILTER
PASS
HIGH
CONTROL
MUX
I
2
C
CONTROL
VOLUME
DRC
V
23
DDD
GNDD
24
RECEIVER
TFA9879
DIGITAL
AUDIO
EQUALIZER
BAND
All information provided in this document is subject to legal disclaimers.
5
Rev. 02 — 15 October 2010
6, 14
n.c.
TREBLE
BOOST
BASS
DAP
PROTECTION
CIRCUITS:
OCP
OTP
OFP
UFP
IBP
Mono BTL class-D audio amplifier with digital input
LIMITER
POWER
13
STABA
PLL
PWM
TEST1
3
ORDER
ORDER
LOOP
LOOP
2nd
2nd
TEST2
15
H-BRIDGE
TEST3
5
TFA9879
© NXP B.V. 2010. All rights reserved.
11, 12
010aaa542
7, 8
10
9
V
OUTA
OUTB
GNDP
DDP
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