ASAHI KASEI
[AK4631]
Compare AK4536/AK4630 with AK4631
In the case of using the AK4536 or the AK4630, it will be possible to change to the AK4631 from the AK4536 or
the AK4630 without modifying the software and the design circuit except the items shown by shading in the
following compatibility.
1. Function
Function
Dynamic Speaker
AVDD, DVDD, SVDD
SPK-Amp Output Volage
at ALC2 OFF and
AVDD=DVDD=SVDD=3.3V
AK4536VN
2.4V
∼
3.6V
2 mode
150mW@8Ω
250mW@8Ω
2 mode
150mW@8Ω
250mW@8Ω
Not Available
AK4630VN
2.4V
∼
3.6V
2 mode
150mW@8Ω
250mW@8Ω
2 mode
150mW@8Ω
250mW@8Ω
Not Available
AK4631VN
2.6V
∼
3.6V
4 mode
150mW@8Ω
250mW@8Ω
+4.2dB from 250mW mode
+6.2dB from 250mW mode
2 mode
150mW@8Ω
240mW@8Ω
2.6V
∼
3.6V
2.6V
∼
5.25V
4 mode
No
No
Yes
Variable : +19.5dB∼-14.0dB
7.35kHz
∼
48kHz
0dB/+20dB/+26dB/+32dB
1061/fs or 256/fs
11.2896MHz, 12MHz,
12.288MHz, 13.5MHz, 24MHz,
27MHz
Yes
AVSS
+7.84 dB
at SPKG1-0 bits = “00”
6.8kΩ + 220nF
All Modes
All Modes
50% duty
0.55
±
0.20 mm
0.70 mm
No Spec
SPK-Amp Output Volage
At ALC2 ON and
AVDD=DVDD=SVDD=3.3V
Piezo Speaker
AVDD, DVDD
SVDD
SPK-Amp Output Voltage
Others
X’tal Oscillator
MCKI pin AC Coupling Input
Master Clock Output
Reference Value at ALC2
Recovery Operation
Sampling Rate
MIC Amp Gain
Soft Transition Time of Output
Digital Volume
Master Clock for PLL
Mute Function of AOUT
Output of AOUT pin in power
down mode
BEEP SPP/SPN Gain
(External Input Resistance
= 20kΩ)
R and C of VCOC pin at PLL
reference clock = FCK pin.
Audio I/F Format at PLL Master
Mode
Audio I/F Format at PLL Slave
Mode
FCK Pulse width “H” at PLL
Master Mode
The size of the black part at four
corners in package diagram
The minimum height of package
The thickness of package except
lead frame
Yes
No
No
Fixed : +18dB
7.35kHz
∼
26kHz
0dB/+20dB
1061/fs
11.2896MHz,
12MHz, 12.288MHz
No
Hi-Z
+6dB
at SPKG bit = “0”
10kΩ + 470nF
Only DSP Mode
Only DSP Mode
1/tBCK
0.2
+0.10
-0.20
No
No
Yes
Fixed : +18dB
7.35kHz
∼
26kHz
0dB/+20dB
1061/fs
11.2896MHz, 12MHz,
12.288MHz
No
Hi-Z
+6dB
at SPKG bit = “0”
10kΩ + 470nF
All Modes
All Modes
50% duty
mm
0.55
±
0.20 mm
0.70 mm
No Spec
0.80 mm
0.78
+0.17
-0.28
MS0317-E-01
-4-
2004/11
AKM [ ASAHI KASEI MICROSYSTEMS ]
