– 24 –
Description
Pin No.
Pin Name
I/O
IC, M65849BFP-631D
1
MCLKONT
I
Controls build-in-clock generation circuit with external R.
2
TEST1
I
Test mode "H" : Normal / "L" : Test
3
CLOCK
I
Clock input via serial bus.
4
STB
I
Strobe input via serial bus.
5
DATA
I
Data input via serial bus
6
CKO
O
Clock output.
7
CKI
I
Clock input.
8
VCC
–
Power supply.
9
DSO
O
(L+R) or (L-R) or MIC signal output.
10
TEST
O
Memory/Mute/Sampling data output. (Not used.)
11
LPF11
I
Low pass filter 1 input 1.
12
LPF12
I
Low pass filter 1 input 2.
13
LPF1O
O
Low pass filter 1 output.
14
ADI
I
A/D integrator input.
15
ADO
O
A/D integrator output.
16
GND
–
Ground
17
DAI
I
D/A integrator input.
18
DAO
O
D/A integrator output
19
LPF21
I
Low pass filter 2 input 1.
20
LPF22
I
Low pass filter 2 input 2.
21
LPF2O
O
Low pass filter 2 output.
22
VIN
I
Feedback volume input.
23
OUT
O
Microphone output.
24
VREF
–
Reference.
25
R OUT
O
Right channel mixing output.
26
L OUT
O
Left channel mixing output.
27
DELAY OUT
O
Delay signal output.
28
R IN
I
Right channel mixing input.
I
Left channel mixing input.
–
Power supply.
I
Microphone input.
I
Mix volume input.
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