MAX9888 Maxim Integrated Products, MAX9888 Datasheet - Page 40

• Manufacturer Part Number: MAX9888
• Description: Stereo Audio CODEC
• Manufacturer: Maxim Integrated Products

DataSheet.in
(V
between SPK_P and SPK_N. Receiver load (R
HPL or HPR to GND. R
= 1FF. AV
AV
1. T
Stereo Audio CODEC
with FLEXSOUND Technology
40
AVDD
PGAIN_
A
-1
-2
-3
-4
-5
30
25
20
15
10
5
4
3
2
1
0
5
0
= +25NC, unless otherwise noted.)
10
2.5
SUPPLY CURRENT vs. SUPPLY VOLTAGE
= V
MCLK = 12.288MHz,
LRCLK = 48kHz
NI MODE
Z
SPK
MCLK = 12.288MHz,
LRCLK = 48kHz
Z
NI MODE
AV
ALL ZEROS AT INPUT
MICPRE_
= 0dB, AV
SPK
HPVDD
SPK_
3.0
= 8I + 68µH
SPK_VDD SUPPLY VOLTAGE (V)
= 8I + 68µH
GAIN vs. FREQUENCY
100
= +8dB
(DAC TO SPEAKER)
(DAC TO SPEAKER)
3.5
FREQUENCY (Hz)
= V
= +20dB, AV
PGAOUT_
1000
DVDD
HP
4.0
= J, R
4.5
= V
10,000
= 0dB, AV
MICPGA_
REC
DVDDS1
5.0
100,000
= J, Z
5.5
HP_
= V
= 0dB, AV
SPK
= 0dB, AV
DVDDS2
REC
-100
-20
-40
-60
-80
Typical Operating Characteristics (continued)
100
= J, C
90
80
70
60
50
40
30
20
10
0
0
) connected between RECP and RECN. Headphone loads (R
10
0
vs. FREQUENCY (DAC TO SPEAKER)
V
DACATTN
POWER-SUPPLY REJECTION RATIO
RIPPLE
= +1.8V, V
EFFICIENCY vs. OUTPUT POWER
Z
REF
REC
SPK
OUTPUT POWER PER CHANNEL (W)
0.5
= 200mV
100
= 8I + 68µH
= 2.2FF, C
RIPPLE ON SPKLVDD,
(DAC TO SPEAKER)
= 0dB, AV
FREQUENCY (Hz)
= 0dB, AV
1.0
P-P
SPKRVDD
Z
Z
SPK
SPKLVDD
SPK
1000
= 4I + 33µH
= 4I + 33µH
V
MCLK = 12.288MHz,
LRCLK = 48kHz
NI MODE
AV
SPK_VDD
RIPPLE ON AVDD,
SPK_
1.5
MICBIAS
DVDD, HPVDD
SPK_
10,000
= +8dB
DACGAIN
= V
= 4.2V
= 0dB, MCLK = 12.288MHz, LRCLK = 48kHz, MAS =
2.0
SPKRVDD
= C
100,000
PREG
2.5
= 0dB, AV
= 3.7V. Speaker loads (Z
= C
-100
100
-20
-40
-60
-80
90
80
70
60
50
40
30
20
10
REG
0
0
ADCLVL
vs. SUPPLY VOLTAGE (DAC TO SPEAKER)
2.5
0
= 1FF, C
POWER-SUPPLY REJECTION RATIO
RIPPLE ON SPKLVDD, SPKRVDD
V
f = 1kHz
EFFICIENCY vs. OUTPUT POWER
RIPPLE
0.2
Z
OUTPUT POWER PER CHANNEL (W)
3.0
SPK
= 0dB, AV
= 200mV
0.4
= 8I + 68µH
(DAC TO SPEAKER)
SUPPLY VOLTAGE (V)
3.5
C1N-C1P
0.6
P-P
Z
SPK
HP
0.8
4.0
V
MCLK = 12.288MHz,
LRCLK = 48kHz
NI MODE
AV
= 4I + 33µH
SPK_VDD
) connected from
ADCGAIN
SPK_
SPK
1.0
= 1FF, C
4.5
= +8dB
) connected
= 3.7V
1.2
5.0
1.4
= 0dB,
HPVSS
1.6
5.5