j1C301: YM3404DF or YM3619DF (16 bit over sampling digital filter)
I
501
I1
501
7
OATA
RAM
L,R
OVER
FIOW
L1M1TER
ou
OATA
RAM
ACCUMULATOR
ACCUMULATOR
SHIFTER
SDSY 10
S/P
SOSy
6
S/P
BuFFER
SHIFTER
L,R
Bel
S
BCI :I
YM3404
Pin No.
YM3619
Pin No.
Function
Pin"Name
1/0
SOl
SOSY
BCI
XI
Eneoded digital signal serial input
11
10
8
7
6
5
J
I
Oistinetion between Leh and Reh, Oata input timing
Bit eloek input for input data
I
I
4
3
CI k OSC
196 fs = 17.2872MHz
oe
.
or 192 fs = 16.9344 MHz
XO
ST
0
I
3
2
14
15
20AC = uHu
10AC
- uLu
Switeh input
22
23
FEN
System dock switeh input
196 fs = uLu
192 fs = uHu
I
10AC: L, Reh Oata input
20AC: Leh Oata input
OLO
0
13
9
ORO
WCO
BCO
Reh Oata output
14
15
17
10
11
12
0
0
0
Word dock for output data (OLO, OROI
Bit dock for output data and system eloek output for SPCI I
98 fs = 8.6436MHz
or 96 fs = 8.4672MHz
SHL
2
1
0
0
10AC: Lch degliteh signal output
20AC: L, Reh degliteh signal output
24
12
5
16
8
SHR
VOO1
VOO2
Vss
1 OAC: Reh degliteh signal output
Power supply +5V for digital signal
Power supply for eloek and degliteh signal
GNO
4
20
13