ak4646 AKM Semiconductor, Inc., ak4646 Datasheet - Page 9

• Manufacturer Part Number: ak4646
• Description: Stereo Codec With Mic/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

Note 15. Output voltage is proportional to AVDD voltage.Vout = 0.6 x AVDD (typ)@LOVL bit = “0”.
Note 16. Output voltage is proportional to AVDD voltage.
MS0557-E-02
Parameter
DAC Characteristics:
Resolution
Stereo Line Output Characteristics: DAC → LOUT, ROUT pins, ALC=OFF, OVOL=0dB,
Output Voltage (Note 15)
S/(N+D)
S/N
Interchannel Isolation
Interchannel Gain Mismatch
Load Resistance
Load Capacitance
Speaker-Amp Characteristics: DAC → SPP/SPN pins, ALC=OFF, OVOL=0dB, R
Output Voltage (Note 16)
S/(N+D)
S/N
Load Resistance
Load Capacitance
SPKG1-0 bits = “00”, −0.5dBFS (Po=150mW)
SPKG1-0 bits = “01”, −0.5dBFS (Po=250mW)
SPKG1-0 bits = “10”, −0.5dBFS (Po=400mW)
SPKG1-0 bits = “00”, −0.5dBFS (Po=150mW)
SPKG1-0 bits = “01”, −0.5dBFS (Po=250mW)
SPKG1-0 bits = “10”, −0.5dBFS (Po=400mW)
In case of Full-differential, Vout = 0.94 x AVDD (typ)@SPKG1-0 bits = “00”, 1.21 x AVDD (typ)@SPKG1-0
bits = “01”, 2.05 x AVDD (typ)@SPKG1-0 bits = “10”, 2.58 x AVDD (typ)@SPKG1-0 bits = “11”
(−3dBFS)
(A-weighted)
LOVL1-0 bit = “00”
LOVL1-0 bit = “01”
(A-weighted)
LOVL1-0 bit = “00”, R
- 9 -
1.78
2.25
3.20
min
78
82
85
10
20
80
L
8
-
-
-
-
-
-
-
-
=10kΩ
1.98
2.50
3.18
4.00
1.79
100
typ
0.1
88
92
60
50
20
90
-
-
-
-
-
L
=8Ω, BTL, SVDD=3.3V
2.75
max
2.18
4.80
0.8
16
30
30
-
-
-
-
-
-
-
-
-
-
-
[AK4646]
2007/05
dBFS
Units
Vrms
Vpp
Vpp
Vpp
Vpp
Bits
dB
dB
dB
kΩ
dB
dB
dB
dB
pF
pF
Ω