Electrical characteristics (continued) – Rainbow Electronics MAX9860 User Manual
Page 5
MAX9860
16-Bit Mono Audio Voice Codec
_______________________________________________________________________________________
5
ELECTRICAL CHARACTERISTICS (continued)
(V
AVDD
= V
DVDD
= V
DVDDIO
= +1.8V, R
L
=
∞, headphone load (R
L
) connected between OUTP and OUTN, C
REF
= 2.2µF, C
MICBIAS
=
C
PREG
= C
REG
= 1µF, A
VPRE
= +20dB, A
VMICPGA
= 0dB, MCLK = 13MHz, LRCLK = 8kHz, T
A
= T
MIN
to T
MAX
, unless otherwise noted.
Typical values are at T
A
= +25°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
AVFLT = 0x1
(elliptical for 16kHz GSM)
0.0139
x f
S
AVFLT = 0x2
(500Hz Butterworth for 16kHz)
0.0156
x f
S
AVFLT = 0x3
(elliptical for 8kHz GSM)
0.0279
x f
S
AVFLT = 0x4
(500Hz Butterworth for 8kHz)
0.0312
x f
S
5th Order Stopband Cutoff
(-30dB from peak, I
2
C Register
Programmable) (Note 6)
f
AHPSB
AVFLT = 0x5
(200Hz Butterworth for 48kHz)
0.0021
x f
S
Hz
DC Blocking
DC
ATTEN
AVFLT
≠ 0x0
90
dB
CLOCKING
MCLK Input Frequency
MCLK is not required to be synchronous
or related to the desired LRCLK data rate
10
60
MHz
MCLK Duty Cycle
40
50
60
%
Maximum MCLK Input Jitter
For guaranteed performance limits
100
ps
RMS
LRCLK Data Rate Frequency
8
48
kHz
LRCLK PLL Lock Time
12
25
ms
LRCLK Acceptable Jitter for
Maintaining PLL Lock
±20
ns
MONO HEADPHONE AMPLIFIER
R
L
= 16
Ω
30
50
Output Power
P
OUT
f = 1kHz, THD+N
≤ 1%
T
A
= +25°C
R
L
= 32
Ω
33
mW
R
L
= 32
Ω, P
OUT
= 25mW, f = 1kHz
0.05
Total Harmonic Distortion + Noise
THD+N
R
L
= 16
Ω, P
OUT
= 25mW, f = 1kHz
0.08
%
Dynamic Range (Note 5)
DR
+0dB volume setting, DAC input at
f
S
= 8kHz to 48kHz
90
dB
AVDD = 1.7V to 1.9V
60
84
V
RIPPLE
= 100mV
P-P
, f = 217Hz
86
Power-Supply Rejection Ratio
PSRR
V
RIPPLE
= 100mV
P-P
, f = 20kHz
71
dB
Output Offset Voltage
V
OS
V
OUTP
- V
OUTN,
T
A
=+25°C
± 0.25
± 1
mV
R
L
= 32
Ω
500
Capacitive Drive Capability
No sustained oscillations
R
L
=
∞
100
pF
Click-and-Pop Level
Peak voltage into/out of shutdown, 32sps,
A-weighted
-70
dBV