MAX9853 Maxim Integrated Products, MAX9853 Datasheet - Page 21

• Manufacturer Part Number: MAX9853
• Description: (MAX9851 / MAX9853) Stereo Audio CODECs
• Manufacturer: Maxim Integrated Products

(AV
R
HP/REC volume = -20.0dB, SPK volume = -20.4dB, line output gain = -0.4dB, f
unless otherwise noted. Typical values are at T
Stereo Audio CODECs with Microphone, DirectDrive
OUTR+
-100
-120
-140
-100
-120
-140
-100
-120
-140
DD
-20
-40
-60
-80
-20
-40
-60
-80
-20
-40
-60
-80
20
20
20
0
0
0
Headphones, Speaker Amplifiers, or Line Outputs
= CPV
0
0
0
8kHz MASTER VOICE MODE, -60dBFS
to R
48kHz MASTER MODE, 0dBFS
OUTR-
48kHz SLAVE MODE, 0dBFS
DD
FFT, DAC TO LINE OUT
FFT, LINE IN TO ADC
FFT, LINE IN TO ADC
5
1
5
= +3V, DV
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (kHz)
= 10kΩ, C1 = 0.22µF, C2 = C
______________________________________________________________________________________
10
10
2
DD
= DV
MAX9853
15
15
3
DDS2
20
20
4
= +1.8V, PV
A
-100
-120
-140
-100
-120
-140
-100
-120
-140
Typical Operating Characteristics (continued)
VMREG
= +25°C.)
-20
-40
-60
-80
-20
-40
-60
-80
-20
-40
-60
-80
20
20
20
0
0
0
0
0
0
DD
8kHz SLAVE VOICE MODE, -60dBFS
48kHz MASTER MODE, -60dBFS
= C
48kHz SLAVE MODE, -60dBFS
= +3.3V, R
VPREG
FFT, DAC TO LINE OUT
FFT, LINE IN TO ADC
FFT, LINE IN TO ADC
5
5
1
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (kHz)
= C
HP
10
10
2
MBIAS
= 32Ω, Z
15
15
= C
3
MAX9853
S
SPK
= 48kHz for nonvoice mode, T
REF
= 8Ω + 10µH, R
= 1µF, MCLK = 13MHz, all PGAs = 0dB,
20
20
4
-100
-120
-140
-100
-120
-140
-100
-120
-140
-20
-40
-60
-80
-20
-40
-60
-80
-20
-40
-60
-80
20
20
0
0
0
10
0
0
DAC INPUT = 0dBFS
HP AMP GAIN = 0dB
8kHz MASTER VOICE MODE, 0dBFS
REC
48kHz MASTER MODE, 0dBFS
= 32Ω, R
FFT, DAC TO LINE OUT
100
FFT, LINE IN TO ADC
1
5
(DAC TO HP AMP)
WIDEBAND FFT
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (Hz)
A
= T
OUTL+
10
1k
2
MIN
to T
to R
10k
15
3
MAX9853
MAX
OUTL-
,
100k
20
4
21
=