Max9867 ultra-low power stereo audio codec, Typical operating characteristics (continued) – Rainbow Electronics MAX9867 User Manual
Page 17
MAX9867
Ultra-Low Power Stereo Audio Codec
______________________________________________________________________________________
17
FFT, DAC TO HEADPHONE, -60dBFS,
MCLK = 13MHz, LRCLK = 44.1kHz
MAX9867 toc37
AMPLITUDE (dB)
-60
-40
-120
-100
-80
-20
0
20
-140
PLL MODE
0
6
12
18
FREQUENCY (kHz)
20
2
8
10
16
4
14
FFT, MICROPHONE TO ADC,
0dBFS, MCLK = 13MHz, LRCLK = 8kHz
MAX9867 toc38
FREQUENCY (Hz)
AMPLITUDE (dB)
1000
3000
-60
-40
-20
-120
-100
-80
0
20
-140
0
2000
4000
500
2500
1500
3500
FREQ = 0xA
FFT, MICROPHONE TO ADC,
-60dBFS, MCLK = 13MHz, LRCLK = 8kHz
MAX9867 toc39
FREQUENCY (Hz)
AMPLITUDE (dB)
1000
3000
-60
-40
-20
-120
-100
-80
0
20
-140
0
2000
4000
500
2500
1500
3500
FREQ = 0xA
FFT, MICROPHONE TO ADC,
0dBFS, MCLK = 12.288MHz, LRCLK = 48kHz
MAX9867 toc40
AMPLITUDE (dB)
-60
-40
-120
-100
-80
-20
0
20
-140
NI = 6000
0
6
12
18
FREQUENCY (kHz)
20
2
8
10
16
4
14
FFT, MICROPHONE TO ADC,
-60dBFS, MCLK = 12.288MHz, LRCLK = 48kHz
MAX9867 toc41
AMPLITUDE (dB)
-60
-40
-120
-100
-80
-20
0
20
-140
NI = 6000
0
6
12
18
FREQUENCY (kHz)
20
2
8
10
16
4
14
FFT, MICROPHONE TO ADC,
0dBFS, MCLK = 13MHz, LRCLK = 48kHz
MAX9867 toc42
AMPLITUDE (dB)
-60
-40
-120
-100
-80
-20
0
20
-140
PLL MODE
0
6
12
18
FREQUENCY (kHz)
20
2
8
10
16
4
14
FFT, MICROPHONE TO ADC,
-60dBFS, MCLK = 13MHz, LRCLK = 48kHz
MAX9867 toc43
AMPLITUDE (dB)
-60
-40
-120
-100
-80
-20
0
20
-140
PLL MODE
0
6
12
18
FREQUENCY (kHz)
20
2
8
10
16
4
14
WIDEBAND FFT, DAC TO HEADPHONE,
0dBFS, MCLK = 13MHz, LRCLK = 8kHz
MAX9867 toc44
FREQUENCY (kHz)
AMPLITUDE (dB)
40
100
-60
-40
-20
-120
-100
-80
0
-140
0
60
120
20
80
FREQ = 0xA
WIDEBAND FFT, DAC TO HEADPHONE,
-60dBFS, MCLK = 13MHz, LRCLK = 8kHz
MAX9867 toc45
FREQUENCY (kHz)
AMPLITUDE (dB)
40
100
-60
-40
-20
-120
-100
-80
0
20
-140
0
60
120
20
80
FREQ = 0xA
Typical Operating Characteristics (continued)
(V
AVDD
= V
DVDD
= V
PVDD
= +1.8V, C
REF
= 2.2μF, C
MICBIAS
= C
PREG
= C
REG
= 1μF, AV
MICPGA
= 0dB, MCLK = 13MHz, LRCLK =
8kHz, BW = 20Hz to f
S
/2, T
A
= +25°C, unless otherwise noted.)