[AK4213]
ANALOG CHARACTERISTICS
(Ta=25°C; AVDD=PVDD=3.3V, SVDD=3.6V, TVDD=1.8V, VSS1=VSS2=VSS3=0V; Input Signal Frequency =1
kHz; Measurement band width=10Hz
∼
20kHz; Headphone-Amp: R
L
=16Ω; Speaker-Amp: R
L
=8Ω + 10μH; Charge
Pump Circuit External Capacitance: C1=C2= 2.2μF (Figure
4);
unless otherwise specified)
Parameter
min
typ
max
Units
LIN1, RIN1, LIN2, RIN2, LIN3, RIN3 pins
Input Resistance
25
50
110
kΩ
Input Analog Volume: L1V3-0, R1V3-0, L2V3-0, R2V3-0, L3V3-0, R3V3-0 bits
Step Size
1
2
3
dB
Gain Control Range
-20
-
+10
dB
MIX-Amp: MIXO pin
Load Resistance
10
-
-
kΩ
Load Capacitance
-
-
30
pF
Headphone-Amp:
LIN/RIN HPL/HPR pins, HPGA = 0dB
Output Power (THD+N=1%)
SVDD=3.3V
-
64
-
mW
THD+N:
0.7Vrms Single-ended Input, Po = 30mW
-
-58
-40
dB
Output Noise Level (A-weighted) (Note
-
24
40
μVrms
Interchannel Gain Mismatch
-
0.2
0.8
dB
Load Resistance
16
-
-
Ω
Load Capacitance
-
-
300
pF
Output Voltage: 0.7Vrms Single-ended Input
0.62
0.69
0.76
Vrms
PSRR
-
217Hz (Note
70
-
dB
-
1kHz (Note
70
-
dB
217Hz (Note
-
100
-
dB
1kHz (Note
-
80
-
dB
Interchannel Isolation
60
80
-
dB
Headphone Analog Volume (HPGA4-0 bits)
Step Size
0.5
2
3.5
dB
Gain Control Range
-50
-
+12
dB
Class-D Speaker-Amp:
LIN or RIN SPP/SPN; BTL, ALC = OFF, Input Volume=SPGA=0dB, ALC OFF
Output Power (THD+N=10%)
SVDD=5.0V
-
1.6
-
W
SVDD=3.6V
-
0.8
-
W
Output Level
-
SVDD=5.0V, Input Level = 0.85Vrms (Note
2.7
-
Vrms
SVDD=3.6V, Input Level = 0.64Vrms (Note
-
2.0
-
Vrms
SVDD=3.6V, Input Level = 0.46Vrms (Note
1.33
1.48
1.63
Vrms
THD+N:
-
-65
-40
dB
Po=0.25W, Input Level =0.46Vrms (Note
Output Noise Level (A-weighted) (Note
-
85
150
μVrms
Load Resistance
8
-
-
Ω
Load Capacitance (Note
-
-
300
pF
PSRR
-
217Hz (Note
60
-
dB
-
1kHz (Note
50
-
dB
217Hz (Note
-
50
-
dB
1kHz (Note
-
50
-
dB
Switching Frequency
150
250
400
kHz
Current Limit at Short (Note
-
40
120
mA
Start-Up Time
18
30
48
ms
MS0949-E-01
-7-
2008/07
AKM [ ASAHI KASEI MICROSYSTEMS ]
