ASAHI KASEI
[AK4645]
Ordering Guide
AK4645
AKD4645
−30 ∼
+85°C
32pin QFN (0.5mm pitch)
Evaluation board for AK4645
Pin Layout
RIN4 / IN4−
MUTET
MCKO
18
HVDD
HVSS
24
23
22
21
20
LIN4 / IN4+
ROUT / LON
LOUT / LOP
MIN / LIN3
RIN2 / IN2−
LIN2 / IN2+
LIN1 / IN1−
RIN1 / IN1+
19
17
MCKI
HPR
HPL
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
16
15
14
TVDD
DVDD
BICK
LRCK
SDTO
SDTI
CDTI / SDA
CCLK / SCL
AK4645EN
Top View
13
12
11
10
9
MPWR
VCOM
AVDD
VCOC / RIN3
AVSS
Compatibility with AK4643/44
1. Function
Function
Digital I/O of
µP
I/F
Analog Mixing for Playback
Input Selector for Recording
HP-Amp Hi-Z Setting for wired OR
PLL
Speaker-Amp
Receiver-Amp
AK4643
2.6 to 3.6V
3 Stereo
3 Stereo
No
11.2896/12/12.288/
13.5/24/27MHz
Yes
Yes
AK4644
CSN / CAD0
PDN
I2C
AK4645
1.6 to 3.6V
4 Stereo
4 Stereo
Yes
11.2896/12/12.288/13/
13.5/19.2/24/26/27MHz
No
No
MS0543-E-00
-3-
2006/09
AKM [ ASAHI KASEI MICROSYSTEMS ]
