Datasheet

MAX9860
16-Bit Mono Audio Voice Codec
8
Maxim Integrated
Note 2: All devices are 100% production tested at room temperature. All temperature limits are guaranteed by design.
Note 3: Supply current measurements taken with no applied signal at microphone inputs. A digital zero audio signal used for all dig-
ital serial audio inputs. Headphone outputs are loaded as stated in the global conditions.
Note 4: DAC performance is measured at headphone outputs.
Note 5: ADC, DAC, and headphone amplifier dynamic ranges are measured using the EIAJ method. -60dBV 1kHz input signal, A-weight-
ed and normalized to 0dBFS.
Note 6: Notch for GSM filters occurs at 217Hz.
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
SDA Transmitting
Fall Time
t
F
C
B
is in pF 20 + 0.1C
B
250 ns
Setup Time for STOP Condition t
SU
,
STO
0.6 µs
Bus Capacitance C
B
400 pF
Pulse Width of Suppressed Spike t
SP
050ns
DIGITAL INPUTS (LRCLK, BCLK, SDIN, MCLK)
Input Voltage High V
IH
0.7
x V
DVDDIO
V
Input Voltage Low V
IL
0.3
x V
DVDDIO
V
MCLK Input Voltage High 1.4 V
MCLK Input Voltage Low 0.4 V
Input Leakage Current I
IH
, I
IL
T
A
= +25°C -1 +1 µA
Input Capacitance 3pF
DIGITAL INPUTS (SCL, SDA)
Input Voltage High V
IH
0.7
x V
DVDD
V
Input Voltage Low V
IL
0.3
x V
DVDD
V
Input Hysteresis 200 mV
Input Leakage Current I
IH
, I
IL
T
A
= +25
o
C-1+1µA
Input Capacitance 3pF
CMOS DIGITAL OUTPUTS (BCLK, LRCLK, SDOUT)
Output Low Voltage V
OL
I
OL
= 3mA 0.4 V
Output High Voltage V
OH
I
OL
= 3mA
V
DVDDIO
- 0.4
V
OPEN-DRAIN DIGITAL OUTPUTS (SDA, IRQ)
Output High Leakage Current I
OH
V
OUT
= V
DVDDIO
, T
A
= +25°C -1 +1 µA
Output Low Voltage V
OL
I
OL
= 3mA 0.4 V
I
2
C INTERFACE ELECTRICAL CHARACTERISTICS (continued)
(V
DVDD
= V
DVDDIO
= 1.8V, unless otherwise noted.) (Note 2)