TFA9879HN/N1,157 NXP Semiconductors, TFA9879HN/N1,157 Datasheet - Page 5

• Manufacturer Part Number: TFA9879HN/N1,157
• Description: IC AMP AUDIO DGTL MONO D 24HVQFN
• Manufacturer: NXP Semiconductors
• Type: Class Dr

Specifications of TFA9879HN/N1,157

• Output Type: 1-Channel (Mono)
• Package / Case: 24-VFQFN Exposed Pad
• Max Output Power X Channels @ Load: 2.75W x 1 @ 4 Ohm
• Voltage - Supply: 2.5 V ~ 5.5 V
• Features: Depop, Digital Inputs, I²C, I²S, Mute, Short-Circuit and Thermal Protection, Tone and Volume Control
• Mounting Type: Surface Mount
• Product: Class-D
• Output Power: 2.75 W
• Thd Plus Noise: 0.02 %
• Operating Supply Voltage: 3.7 V
• Supply Current: 5.7 mA
• Mounting Style: SMD/SMT
• Audio - Load Impedance: 4 Ohms, 8 Ohms
• Audio Load Resistance: 4 Ohms, 8 Ohms
• Input Signal Type: Serial
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NXP Semiconductors
8. Pinning information
TFA9879
Product data sheet
8.1 Pinning
8.2 Pin description
Table 3.
Symbol
SDA
SCL
TEST1
ADSEL2
TEST3
n.c.
V
OUTB
OUTA
GNDP
STABA
n.c
TEST2
ADSEL1
SDI2
SCK2
LRCK2
SDI1
SCK1
LRCK1
Fig 2.
DDP
(1) Exposed Die Attach Paddle (DAP)
Pin configuration
Pin
1
2
3
4
5
6
7, 8
9
10
11, 12
13
14
15
16
17
18
19
20
21
22
Pin description
All information provided in this document is subject to legal disclaimers.
Pin Type Description
IO
I
I
I
I
-
P
O
O
P
-
I
I
I
I
I
I
O
I
I
Rev. 02 — 15 October 2010
index area
terminal 1
ADSEL2
TEST1
TEST3
I
I
test signal input 1; for test purposes only; connect to PCB ground
address selection input 2
test signal input 3; for test purposes only; connect to PCB ground
not connected; connect to PCB ground
analog supply voltage (2.5 V to 5.5 V)
output B (negative)
output A (positive)
analog ground, PCB ground reference
1.8 V analog stabilizer output
not connected; connect to PCB ground
test signal input 2; for test purposes only; connect to PCB ground
address selection input 1
digital audio data input 2
digital audio bit clock input 2
digital audio word select input 2
digital audio data input 1
digital audio bit clock input 1
digital audio word select input 1
2
2
SDA
C-bus data input/output
C-bus bit clock input
SCL
n.c.
Mono BTL class-D audio amplifier with digital input
1
2
3
4
5
6
Transparent top view
DAP
TFA9879
(1)
18
17
16
15
14
13
010aaa582
SCK2
SDI2
ADSEL1
TEST2
n.c.
STABA
TFA9879
© NXP B.V. 2010. All rights reserved.
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