TFA9879HN/N1,157 NXP Semiconductors, TFA9879HN/N1,157 Datasheet - Page 30

• 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
TFA9879
Product data sheet
10.4.3 Equalizer configuration
Table 24.
‘x’ represents the equalizer band A, B, C, D or E
[1]
Table 25.
‘x’ represents the equalizer band A, B, C, D or E
[1]
Table 26.
Bit
15
14:4
3:0
Bit
15
14:11 EQx_k2m
10:8
7:1
0
Band
Frequency (Hz) 100
Q-factor
Gain (dB)
Default settings are given in
Default settings are given in
EQx_k1e
EQx_K0
EQx_s
Symbol
EQx_t1
EQx_k1m
Symbol
EQx_t2
EQx_k2e
Equalizer word1 control registers (addresses 05h, 07h, 09h, 0Bh and 0Dh for
equalizer bands A, B, C, D and E respectively) bit description
Equalizer word2 control register (addresses 06h, 08h, 0Ah, 0Ch and 0Eh for
equalizer bands A, B, C, D and E respectively) bit description
Default equalizer configuration for f
All information provided in this document is subject to legal disclaimers.
1.65
A
0
Access
R/W
R/W
R/W
Access
R/W
R/W
R/W
R/W
R/W
Rev. 02 — 15 October 2010
Table
Table
Default
Default
B
300
1.65
0
20. The corresponding equalizer configuration is shown in
20. The corresponding equalizer configuration is shown in
Mono BTL class-D audio amplifier with digital input
[1]
[1]
Description
filter configuration parameter t
Section 9.2.5.1
11 mantissa bits of filter parameter k
Section 9.2.5.1
four exponent bits of filter parameter k
Section 9.2.5.1
Description
filter configuration parameter t
Section 9.2.5.1
four mantissa bits of filter parameter k
Section 9.2.5.1
three exponent bits of filter parameter k
Section 9.2.5.1
seven-bit of filter gain parameter K
Section 9.2.5.1
filter scale-factor (s); see
0: no scaling applied
1: −6 dB amplification enabled
s
C
1000
1.65
0
= 48 kHz
D
3000
1.65
0
Section 9.2.5.1
1
2
; see section
; see section
TFA9879
© NXP B.V. 2010. All rights reserved.
0
; see
1
’; see
2
1
’; see
E
10000
1.65
0
’; see
2
’; see
Table
Table
30 of 60
26.
26.