ak4648 AKM Semiconductor, Inc., ak4648 Datasheet - Page 12

• Manufacturer Part Number: ak4648
• Description: Stereo Codec With Mic/hp/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

Parameter
DAC Characteristics:
Resolution
Stereo Line Output Characteristics: DAC → LOUT/ROUT pins, ALC=OFF, IVOL=0dB, DVOL=0dB, LOVL bit =
Output Voltage (Note 17)
S/(N+D) (−3dBFS)
S/N (A-weighted)
Interchannel Isolation
Interchannel Gain Mismatch
Load Resistance
Load Capacitance
Mono Line Output Characteristics: DAC → LOP/LON pins, ALC=OFF, IVOL=0dB, DVOL=0dB, LOVL bit = “0”,
Output Voltage (Note 18)
S/(N+D) (−3dBFS)
S/N (A-weighted)
Load Resistance (LOP/LON pins, respectively)
Load Capacitance (LOP/LON pins, respectively)
Note 17. Output voltage is proportional to AVDD voltage. Vout = 0.6 x AVDD (typ.)@LOVL bit = “0”.
Note 18. Output voltage is proportional to AVDD voltage. Vout = (LOP) − (LON) = 0.59 x AVDD (typ.)@LOVL bit =
MS0625-E-01
“0”, −6dBFS.
LOVL bit = “0”
LOVL bit = “1”
LOVL bit = “0”
LOVL bit = “1”
“0”, LODIF bit = “0”, R
LODIF bit = “1”, R
- 12 -
L
=10kΩ for each pin (Full-differential)
3.52
1.78
2.25
min
L
78
78
82
80
10
85
10
=10kΩ (Single-ended); unless otherwise specified.
-
-
-
-
-
3.96
5.00
1.98
2.50
100
typ
0.1
88
95
88
92
-
-
-
-
-
4.36
max
2.18
2.75
0.5
30
16
30
-
-
-
-
-
-
-
-
[AK4648]
2007/06
dBFS
dBFS
Units
Vpp
Vpp
Vpp
Vpp
Bits
kΩ
kΩ
dB
dB
dB
dB
pF
pF