ak4648 AKM Semiconductor, Inc., ak4648 Datasheet - Page 15
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ak4648
Manufacturer Part Number
ak4648
Description
Stereo Codec With Mic/hp/spk-amp
Manufacturer
AKM Semiconductor, Inc.
Datasheet
1.AK4648.pdf
(119 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ak4648EC-L
Manufacturer:
AKM
Quantity:
20 000
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Parameter
Speaker-Amp Characteristics: DAC → SPP/SPN pins, ALC=OFF, IVOL=0dB, DVOL=0dB, R
Output Voltage (Note 26)
S/(N+D)
S/N (A-weighted)
Interchannel Gain Mismatch (SPKMN bit = “1”)
Interchannel Isolation (SPKMN bit = “1”)
Load Resistance
Load Capacitance
Note 26. Output voltage is proportional to AVDD voltage.
Note 27. In case of measuring at SPLP (SPRP) and SPLN (SPRN) pins
MS0625-E-01
SPKG2-0 bits = “000”, −0.5dBFS (Po=150mW)
SPKG2-0 bits = “001”, −0.5dBFS (Po=240mW)
HVDD=3.6V, SPKG2-0 bits = “011”, Mono/Stereo SPK Mode;
-1.5dBFS (Po=0.6W)
HVDD=3.6V, SPKG2-0 bits = “011”, High Power Mono SPK Mode,
0dBFS (Po=0.8W)
HVDD=4.5V, SPKG2-0 bits = “011”, 0dBFS (Po=1W)
Line Input
bits = “011”,
SPKG2-0 bits = “000”, −0.5dBFS (Po=150mW)
SPKG2-0 bits = “001”, −0.5dBFS (Po=240mW)
HVDD=4.5V, SPKG2-0 bits = “011”, 0dBFS (Po=1W)
Line Input
bits = “011”, Mono/Stereo SPK Mode,
Line Input
bits = “011”, Mono SPK Mode,
Line Input
bits = “011”, High Power Mono SPK Mode,
HVDD=3.6V, SPKG2-0 bits = “011”, Mono/Stereo SPK Mode,
-1.5dBFS (Po=0.6W)
HVDD=3.6V, SPKG2-0 bits = “011”, High Power Mono SPK Mode,
0dBFS (Po=0.8W)
Vout = 0.94 x AVDD (typ.)@SPKG2-0 bits = “000”, 1.19 x AVDD(typ.)@SPKG2-0 bits = “001”, 2.05 x
AVDD(typ.)@SPKG2-0 bits = “010”, 2.58 x AVDD(typ.) @ SPKG2-0 bits = “011”, 0.6 x AVDD (typ.) @
SPKG2-0 bits = “100”, 0.3 x AVDD (typ.) @ SPKG2-0 bits = “101” at Full-differential output.
−2.3
SPLP/SPLN or SPRP/SPRN pins, HVDD=4.5V, SPKG2-0
SPLP/SPLN or SPRP/SPRN pins, HVDD=4.5V, SPKG2-0
SPLP/SPLN or SPRP/SPRN pins, HVDD=5V, SPKG2-0
SPLP/SPLN or SPRP/SPRN pins, HVDD=5V, SPKG2-0
dBV Input (Po=1W)
HVDD=3.6V; unless otherwise specified.
−1.3
dBV Input (Po=1.3W)
−2.3
dBV Input (Po=1W)
−0.3
dBV Input (Po=1.6W)
- 15 -
3.13
min
20
80
8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3.11
3.92
2.27
2.56
2.83
2.83
typ
0.5
60
60
20
20
20
20
20
20
90
90
-
-
L
=8Ω, BTL,
4.71
max
30
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
[AK4648]
2007/06
Vrms
Vrms
Vrms
Vrms
Units
Vpp
Vpp
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
pF
Ω
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