MAX9888 Maxim Integrated Products, MAX9888 Datasheet - Page 49

• 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
AVDD
PGAIN_
A
= +25NC, unless otherwise noted.)
= V
MICPRE_
= 0dB, AV
HPVDD
= V
= +20dB, AV
-10
-20
-30
-40
-50
-60
-70
-80
PGAOUT_
0
DVDD
HP
0
RECEIVER AMPLIFIER DRIVING
LOUDSPEAKER
Z
= J, R
SPK
f = 100Hz
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
(SPEAKER BYPASS SWITCH)
= V
= 8I + 68µH
= 0dB, AV
0.05
MICPGA_
DVDDS1
REC
OUTPUT POWER (W)
= J, Z
0.10
HP_
= V
f = 1000Hz
= 0dB, AV
SPK
= 0dB, AV
DVDDS2
REC
-100
-120
0.15
-20
-40
-60
-80
Typical Operating Characteristics (continued)
Speaker Bypass Switch
= J, C
0
with FLEXSOUND Technology
f = 6000Hz
) connected between RECP and RECN. Headphone loads (R
10
SPEAKER AMP DRIVING LOUDSPEAKER
SPEAKER BYPASS SWITCH OPEN
MEASURED AT RXIN_
DACATTN
OFF-ISOLATION vs. FREQUENCY
= +1.8V, V
0.20
REF
(SPEAKER BYPASS SWITCH)
REC
50I LOAD ON RXIN_
RECEIVER AMP DRIVING RXIN_
100
= 2.2FF, C
= 0dB, AV
FREQUENCY (Hz)
= 0dB, AV
SPKLVDD
1000
MICBIAS
SPK_
10,000
Stereo Audio CODEC
DACGAIN
= V
= 0dB, MCLK = 12.288MHz, LRCLK = 48kHz, MAS =
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
SPKRVDD
= C
0
100,000
0
PREG
I
= 0dB, AV
V
SW
SPK_VDD
= 20mA
(SPEAKER BYPASS SWITCH)
1
ON RESISTANCE vs. V
= 3.7V. Speaker loads (Z
= C
V
SPK_VDD
= 3.0V
2
REG
ADCLVL
V
V
SPK_VDD
COM
= 3.7V
= 1FF, C
3
(V)
V
SPK_VDD
= 4.2V
= 0dB, AV
4
COM
C1N-C1P
= 5.0V
5
HP
) connected from
ADCGAIN
6
SPK
= 1FF, C
) connected
= 0dB,
HPVSS
49