TFA9879HN/N1,157 NXP Semiconductors, TFA9879HN/N1,157 Datasheet - Page 42

• 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
Table 40.
All parameters are guaranteed for V
T
[1]
TFA9879
Product data sheet
Symbol
f
f
t
t
s
clk
su
h
amb
R
= 25
L
= load resistance; L
°
C unless otherwise specified.
I
2
Parameter
sampling frequency
clock frequency
set-up time
hold time
S bus interface characteristics; see
14.4 I
L
2
= load inductance.
Fig 15. I
S timing characteristics
DDD
2
S timing
LRCK
= 1.8 V; V
SCK
SDI
All information provided in this document is subject to legal disclaimers.
Conditions
on LRCK1 or LRCK2 pins
on SCK1 or SCK2 pins
LRCK edge to SCK HIGH
SDI edge to SCK HIGH
SCK HIGH to LRCK edge
SCK HIGH to SDI edge
Rev. 02 — 15 October 2010
DDP
Figure 15
= 3.7 V, R
Mono BTL class-D audio amplifier with digital input
L
t
= 8
h
Ω
[1]
, L
t
L
su
= 44
μ
H
[1]
; f
8
32f
Min
10
10
10
10
i
= 1 kHz; clip control off;
s
Typ
-
-
-
-
-
-
010aaa624
TFA9879
© NXP B.V. 2010. All rights reserved.
Max
96
64f
-
-
-
-
s
Unit
kHz
Hz
ns
ns
ns
ns
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