max98088 Maxim Integrated Products, Inc., max98088 Datasheet - Page 9

• Manufacturer Part Number: max98088
• Description: Stereo Audio Codec With Flexsound Technology
• Manufacturer: Maxim Integrated Products, Inc.

ELECTRICAL CHARACTERISTICS (continued)
(V
between SPK_P and SPK_N. Receiver load (R
HPL or HPR to HPGND. Line out loads (R
= J, C
AV
= 0dB, MCLK = 12.288MHz, LRCLK = 48kHz, MAS = 1. T
LINE INPUT PREAMP
Full-Scale Input
Level Adjust Gain
Input Resistance
Feedback Resistance
ADC LEVEL CONTROL
ADC Level Adjust Range
ADC Level Step Size
ADC Gain Adjust Range
ADC Gain Adjust Step Size
ADC DIGITAL FILTERS
VOICE MODE IIR LOWPASS FILTER (MODE1 = 0)
Passband Cutoff
Passband Ripple
Stopband Cutoff
Stopband Attenuation
(Note 6)
AVDD
DACATTN
REF
PARAMETER
= V
= 2.2FF, C
PVDD
= 0dB, AV
= V
MICBIAS
DVDD
DACGAIN
= V
AV
AV
AV
= C
SYMBOL
R
ADCGAIN
= 0dB, AV
DVDDS1
ADCLVL
PGAIN_
f
f
IN_FB
V
R
PLP
SLP
REG
IN
IN
= 1FF, C
= V
LOAD
AV
AV
T
(Note 5)
AV
AV
AV
AV
AV
AV
INAEXT/INBEXT = 1
AVL/AVR = 0xF to 0x0 (Note 5)
AVLG/AVRG = 00 to 11 (Note 5)
Ripple limit cutoff
-3dB cutoff
f < f
f > f
ADCLVL
A
PGAIN_
PGAIN_
PGAIN_
PGAIN_
PGAIN_
PGAIN_
PGAIN_
PGAIN_
= +25NC
DVDDS2
PLP
SLP
REC
) connected from LOUTL and LOUTR to ground. R
C1N-C1P
with FLEXSOUND Technology
) connected between RECP and RECN. Headphone loads (R
= 0dB, AV
= 0dB
= -6dB
= +20dB
= +14dB
= +3dB
= 0dB
= -3dB
= -6dB
= +1.8V, V
= 1FF, C
A
= +25NC, unless otherwise noted.) (Note 1)
ADCGAIN
CONDITIONS
HPVDD
SPKLVDD
PGAINA/PGAINB = 0x0
PGAINA/PGAINB = 0x1
PGAINA/PGAINB = 0x2
PGAINA/PGAINB = 0x3
PGAINA/PGAINB = 0x4
PGAINA/PGAINB = 0x5,
0x6, 0x7
T
T
A
A
= 0dB, AV
= +25NC
= T
= C
MIN
= V
HPVSS
Stereo Audio Codec
to T
SPKRVDD
PGAIN_
MAX
= 1FF. AV
= 0dB, AV
= 3.7V. Speaker loads (Z
MICPRE_
14.5
0.441 x fs
0.449 x fs
MIN
-0.1
7.5
-12
19
13
18
16
74
LOAD
-4
-7
2
0
HP_
= 0dB, AV
= +20dB, AV
= R
HP
TYP
1.4
20
14
21
20
20
10
20
20
20
-3
-6
1
3
0
1
6
= J, R
HP
REC
) connected from
0.47 x f
SPK
MICPGA_
= 0dB, AV
REC
MAX
+0.1
+3
21
15
28
14
22
24
18
) connected
-2
-5
4
= J, Z
S
= 0dB,
UNITS
V
SPK_
dB
kI
kI
dB
dB
dB
dB
dB
dB
Hz
Hz
SPK
P-P
9