ASAHI KASEI
[AK4140]
ABSOLUTE MAXIMUM RATINGS
(AVSS=DVSS=0V; Note 1)
Parameter
Power Supplies (Note 2)
Symbol
AVDD
DVDD
min
-0.3
-0.3
max
4.6
4.6
Units
V
V
Analog
Digital
Input Current, Any Pin Except Supply
Analog Input Voltage
IIN
VINA
VIND
Ta
-
±10
AVDD+0.3
DVDD+0.3
85
mA
V
−0.3
−0.3
−20
−65
Digital Input Voltage
V
Ambient Temperature (powered applied)
Storage Temperature
°C
°C
Tstg
150
Note 1. All voltages with respect to ground.
Note 2. AVSS and DVSS must be connected to the same analog ground plane.
WARNING: Operation at or beyond these limits may result in permanent damage to the device.
Normal operation is not guaranteed at these extremes.
RECOMMENDED OPERATING CONDITIONS
(AVSS=DVSS=0V;Note 1)
Parameter
Symbol
AVDD
DVDD
min
2.7
2.7
typ
3.3
3.3
max
3.6
3.6
Units
V
V
AVDD
DVDD
Power Supplies
WARNING: AKM assumes no responsibility for the usage beyond the conditions in this datasheet.
AUDIO CHARACTERISTICS
(Ta=25°C; AVDD=DVDD=3.3V; AVSS=DVSS=0V; fs=48kHz; SCLK=64fs; Signal Frequency=1kHz; 16bit Data;
Measurement frequency=50Hz ∼ 13kHz; unless otherwise specified)
Parameter
Resolution
Input Voltage
S/(N+D)
Min
typ
max
16
Units
Bits
mVrms
%
%
%
dB
dB
100
(1kHz, 100% modulation)
(1kHz, 66% modulation L or R) Stereo
(1kHz, 100% modulation) SAP
(input off) mono
(input off) Stereo
mono
0.13
0.13
0.86
73
S/N
(A-weighted)
73
(input off)
SAP
80
dB
Interchannel Isolation
Frequency response
20
-1
-1
-1
35
dB
dB
dB
dB
(50~12kHz)
(50~12kHz)
(50~9kHz)
mono
Stereo
SAP
1
1
1
Power Supplies
Power Supply Current
Normal Operation (PDN pin = “H”): VDD
Power down mode (PDN pin = “L”): VDD
50
10
80
mA
(Note 3)
100
μA
Note 3. All digital input pins are held to VSS.
MS0547-E-01
2007/03
- 4 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
