Low-Power, Stereo Audio Codec
with FlexSound Technology
DIGITAL INPUT/OUTPUT CHARACTERISTICS (continued)
(VAVDD = VPVDD = VDVDD = VDVDDS1 = VDVDDS2 = 1.8V, VSPKLVDD = VSPKRVDD = 3.7V, TA = +25NC, unless otherwise noted.)
(Note 1)
INPUT CLOCK CHARACTERISTICS
(VAVDD = VPVDD = VDVDD = VDVDDS1 = VDVDDS2 = 1.8V, VSPKLVDD = VSPKRVDD = 3.7V, TA = +25NC, unless otherwise noted.)
(Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
MCLK Input Frequency
fMCLK
10
60
MHz
MCLK Input Duty Cycle
PSCLK = 01
40
50
60
%
PSCLK = 10 or 11
30
70
Maximum MCLK Input Jitter
100
psRMS
LRCLK Sample Rate (Note 8)
DHF_ = 0
8
48
kHz
DHF_ = 1
48
96
DAI1 LRCLK Average Frequency
Error (Note 9)
FREQ1 = 0x8 to 0xF
0
%
FREQ1 = 0x0
-0.025
+0.025
DAI2 LRCLK Average Frequency
Error (Note 9)
-0.025
+0.025
%
PLL Lock Time
Rapid lock mode
2
7
ms
Nonrapid lock mode
12
25
Maximum LRCLK Jitter to Maintain
PLL Lock
100
ns
Soft-Start/Stop Time
10
ms
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
DIGMICDATA—INPUT
Input High Voltage
VIH
0.65 x
DVDD
V
Input Low Voltage
VIL
0.35 x
DVDD
V
Input Hysteresis
125
mV
Input Leakage Current
IIH, IIL
VDVDD = 2.0V, VIN = 0V, 2.0V; TA = +25°C
-25
+25
F
A
Input Capacitance
10
pF
DIGMICCLK—OUTPUT
Output Low Voltage
VOL
VDVDD = 1.65V, IOL = 1mA
0.4
V
Output High Voltage
VOH
VDVDD = 1.65V, IOH = 1mA
DVDD -
0.4
V
Maxim Integrated
21
MAX98089