AK4753 Datasheet, PDF (8/85 Pages) Asahi Kasei Microsystems – 2-in, 4-out CODEC with DSP Functions

CONFIDENTIAL
[AK4753]
Parameter
min
typ
max
Units
Power Supplies
All Circuit Power-up (PDN pin = “H”) (Note 7)
Differential Mode (SPC1-0 bits = “00”)
AVDD
-
5.8
8.7
mA
DVDD
-
4.2
6.3
mA
Single-ended Mode (SPC1-0 bits = “11”)
AVDD
-
9.0
13.5
mA
DVDD
-
4.6
6.9
mA
Power-down (PDN pin = “L”) (Note 7)
AVDD + DVDD
-
1
10
µA
Note 7. PLL Master Mode (MCKI=12MHz), PMAD=PMDIG=PMLO1=PMLO2=PMSAR=PMPLL bits = “1”.
Note 8. All digital input pins are fixed to DVDD or VSS2.
ANALOG CHARACTERISTICS (8-bit SAR ADC)
(Ta=25°C; AVDD=DVDD =3.3V; VSS1=VSS2=0V; unless otherwise specified)
Parameter
min
typ
max
Units
8-bit SAR ADC Characteristics
Resolution
-
8
-
Bits
No Missing Codes
7
8
-
Bits
Integral Nonlinearity Error
-
-
±1
LSB
Differential Nonlinearity Error
-
-
±1
LSB
Analog Input Voltage Range
0
-
AVDD
V
Offset Error
-
-
±1
LSB
Gain Error
-
-
±1
LSB
Accuracy (Note 9)
-
-
±1.2
%
Potentiometer Resistance (Figure 2)
VR
-
-
100
kΩ
Note 9. Accuracy is the difference between the output code when 1.1V is input to SAIN1 or SAIN2 pin and the “ideal”
code at 1.1V.
AVDD
Potentiometer
SAIN1/2
VR
pin
SAR
ADC
Figure 2. Potentiometer Resistance
MS1311-E-00
-8-
2011/07