MITSUBISHI SOUND PROCESSOR ICs
SER I ES
SER I ES
50
M65849BFP
SINGLE CHIP SURROUND PROCESSOR
Pin Description
No.
1
Symbol
Name
Oscillator Input
Test pin
Function
I/O
Controls builts-in clock generation circuit
with external R
MCLKCONT
I
I
Test mode change "H" Normal / "L" Test
(Be sure connect to Vcc at Normal mode)
2
TEST1
CLOCK
LATCH
DATA
3
4
5
6
Clock input via serial bas
Latch input via serial bas
Data input via serial bas
Decide the time constant of A/D
Decide the time constant of D/A
CLOCK
I
I
I
LATCH
DATA
AD CONT
DA CONT
Vcc
A/D Control
7
8
D/A Control
Power Supply
Delay source output
Test output
DELAYSOURCE
OUT
(L+R) or( L-R) or (MIC) signal Output
9
O
O
I
Memory /Mute /Sampling Data Output (Test mode)
(Be sure to open at Normal mode)
TEST OUT
LPF1 IN 1
LPF1 IN 2
LPF1 OUT
AD INT IN
AD INT OUT
GND
10
11
12
Low Pass Filter 1 Input 1
Prefilter placed before A/D convertor for
digital delay
Low Pass Filter 1 Input 2
Low Pass Filter 1 Output
A/D Integrator Input
A/D Integrator Output
GND
I
O
I
13
14
To form D/A convertor Integrator by connecting
external capacitor
15
16
O
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