Electrical characteristics (continued) – Rainbow Electronics MAX98089 User Manual
Page 15
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MAX98089
Low-Power, Stereo Audio Codec
with FlexSound Technology
ELECTRICAL CHARACTERISTICS (continued)
(V
AVDD
= V
PVDD
= V
DVDD
= V
DVDDS1
= V
DVDDS2
= 1.8V, V
SPKLVDD
= V
SPKRVDD
= 3.7V. Speaker loads (Z
SPK
) connected between
SPK_P and SPK_N. Receiver load (R
REC
) connected between RECP and RECN. Headphone loads (R
HP
) connected from HPL or HPR
to HPGND. Line out loads (R
LOUT
) connected from LOUTL or LOUTR to SPKLGND. R
LOAD
= R
HP
= J, R
REC
= J, Z
SPK
= J, C
REF
=
2.2FF, C
MICBIAS
= C
REG
= 1FF, C
C1N-C1P
= 1FF, C
HPVDD
= C
HPVSS
= 1FF. AV
MICPRE_
= +20dB, AV
MICPGA_
= 0dB, AV
DACATTN
=
0dB, AV
DACGAIN
= 0dB, AV
ADCLVL
= 0dB, AV
ADCGAIN
= 0dB, AV
PGAIN_
= 0dB, AV
HP_
= 0dB, AV
REC
= 0dB, AV
SPK_
= 0dB, MCLK
= 12.288MHz, LRCLK = 48kHz, MAS = 0. T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25NC.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
DAC TO SPEAKER AMPLIFIER PATH
Total Harmonic Distortion +
Noise
THD+N
f = 1kHz, P
OUT
= 200mW, Z
SPK
= 8I + 68FH
-68
dB
Crosstalk
SPKL to SPKR and SPKR to SPKL,
P
OUT
= 640mW, f = 1kHz
-88
dB
Output Noise
53
F
V
RMS
Click-and-Pop Level
K
CP
Peak voltage, A-weighted,
32 samples per second,
AV
SPK_
= 0dB
Into shutdown
65
dBV
Out of shutdown
66
MIC INPUT TO SPEAKER AMPLIFIER PATH
Dynamic Range (Note 4)
DR
Referenced to full-scale output level, AV
SPK_
= 0dB
82
dB
Total Harmonic Distortion +
Noise
THD+N
f = 1kHz, P
OUT
= 200mW, R
L
= 8I + 68FH
71
dB
Click-and-Pop Level
K
CP
Peak voltage, A-weighted, 32
samples per second, AV
SPK_
=
0dB
Into shutdown
55
dBV
Out of shutdown
52
SPEAKER AMPLIFIER
Output Power
P
OUT
f = 1kHz,
THD = 10%,
Z
SPK
= 4I +
33FH
V
SPKLVDD
= V
SPKRVDD
= 5.0V
2950
mW
V
SPKLVDD
= V
SPKRVDD
= 4.2V
2060
V
SPKLVDD
= V
SPKRVDD
= 3.7V
1570
V
SPKLVDD
= V
SPKRVDD
= 3.0V
1000
f = 1kHz,
THD = 1%,
Z
SPK
= 4I +
33FH
V
SPKLVDD
= V
SPKRVDD
= 5.0V
2320
V
SPKLVDD
= V
SPKRVDD
= 4.2V
1620
V
SPKLVDD
= V
SPKRVDD
= 3.7V
1240
V
SPKLVDD
= V
SPKRVDD
= 3.0V
785
f = 1kHz,
THD = 10%,
Z
SPK
= 8I +
68FH
V
SPKLVDD
= V
SPKRVDD
= 5.0V
1730
V
SPKLVDD
= V
SPKRVDD
= 4.2V
1210
V
SPKLVDD
= V
SPKRVDD
= 3.7V
930
V
SPKLVDD
= V
SPKRVDD
= 3.0V
600
f = 1kHz,
THD = 1%,
Z
SPK
= 8I +
68FH
V
SPKLVDD
= V
SPKRVDD
= 5.0V
1365
V
SPKLVDD
= V
SPKRVDD
= 4.2V
955
V
SPKLVDD
= V
SPKRVDD
= 3.7V
735
V
SPKLVDD
= V
SPKRVDD
= 3.0V
475
Full-Scale Output
(Note 7)
2
V
RMS
Volume Control
AV
SPK_
(Note 5)
SPVOLL/SPVOLR = 0x00
-62
dB
SPVOLL/SPVOLR = 0x1F
+8