max9867 Maxim Integrated Products, Inc., max9867 Datasheet - Page 16

• Manufacturer Part Number: max9867
• Description: Low-power, Stereo Audio Codec
• Manufacturer: Maxim Integrated Products, Inc.

Ultra-Low Power Stereo Audio Codec
(V
8kHz, BW = 20Hz to f
16
AVDD
-100
-120
-140
-100
-120
-140
-10
-20
-30
-40
-50
-60
-70
-80
-90
-20
-40
-60
-80
-20
-40
-60
-80
20
20
______________________________________________________________________________________
0
0
0
10
-60dBFS, MCLK = 13MHz, LRCLK = 8kHz
= V
0
0dBFS, MCLK = 13MHz, LRCLK = 48kHz
0
V
MCLK = 13MHz
LRCLK = 8kHz
FREQ = 0xA
PLL MODE
POWER-SUPPLY REJECTION RATIO
RIPPLE
2
2
DVDD
vs. FREQUENCY (MIC TO ADC)
FFT, DAC TO HEADPHONE,
FFT, DAC TO HEADPHONE,
4
4
= 100mV
= V
6
6
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (Hz)
P-P
PVDD
8
8
S
/2, T
100
10
10
A
= +1.8V, C
12
12
= +25°C, unless otherwise noted.)
14
14
16
16
18
18
REF
1000
20
20
= 2.2µF, C
-100
-120
-140
-100
-120
-140
Typical Operating Characteristics (continued)
-10
-20
-30
-40
-50
-60
-70
-80
-90
-20
-40
-60
-80
-20
-40
-60
-80
20
20
0
0
0
0dBFS, MCLK = 12.288MHz, LRCLK = 48kHz
-60dBFS, MCLK = 13MHz, LRCLK = 48kHz
10
0
0
MICBIAS
V
NI = 6000
PLL MODE
POWER-SUPPLY REJECTION RATIO
RIPPLE
2
2
vs. FREQUENCY (MICBIAS)
FFT, DAC TO HEADPHONE,
FFT, DAC TO HEADPHONE,
= 100mV
4
4
= C
6
6
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (Hz)
P-P
PREG
8
8
100
10
10
= C
12
12
REG
14
14
16
16
= 1µF, AV
18
18
1000
20
20
MICPGA
-100
-120
-140
-100
-120
-140
-100
-120
-140
-20
-40
-60
-80
-20
-40
-60
-80
-20
-40
-60
-80
20
20
20
-60dBFS, MCLK = 12.288MHz, LRCLK = 48kHz
0
0
0
0dBFS, MCLK = 13MHz, LRCLK = 44.1kHz
0
0
0
= 0dB, MCLK = 13MHz, LRCLK =
0dBFS, MCLK = 13MHz, LRCLK = 8kHz
FREQ = 0xA
NI = 6000
PLL MODE
2
2
2
FFT, DAC TO HEADPHONE,
FFT, DAC TO HEADPHONE,
FFT, DAC TO HEADPHONE,
4
4
4
6
6
6
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (kHz)
8
8
8
10
10
10
12
12
12
14
14
14
16
16
16
18
18
18
20
20
20