Sony PCM-1630 Operation And Maintenance Manual page 62

Digital audio processor operation and maintenance manual
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TC74HC123P (TOSHIBA}
C-MOS RETRIGGEAABLE MONOSTABLE MULTIVIBRATOR
-TOP VIEW-
INPUTS
OUTPUTS
RD A
B
Q
0
X
X
0
1
1
X
0
1
X
0
0
1
0
S I L
1 t_
1
.fL
s
0
1
I L
0; LOW LEVEL
1 ; HIGH LEVEL
X; DON'T CARE
0
1
1
1
L.f
L.f
1.__1"
OUTPUT PULSE WIDTH
z
Q.46CR
TC74HC153P (TOSHIBA}
C· MOS 4- LINE- T0-1-LINE DATA SELECTOR/MUL TIPLEXEA
-TOP VIEW-
CONTROL IN
ON
INH
B
A
CHANNEL
TC74HC157P (TOSHIBA}
0
0
0
0
0
1
0
1
0
0
,
1
1
X
X
0; LOW LEVEL
1 ; HIGH LEVEL
X ; DON'T CARE
C-MOS 2-UNE-T0-1-UNE DATA SELECTOR/MULTIPLEXER
-TOP VIEW-
YO
XO
X1
XC
A
vo
v
1
vc
wo
w
1
we
IN
IN
IN
OUT
IN
OUT
0
LOW LEVEL
HIGH LEVEL
DON'T
CARE
~
A
0
0
D
,
,
X
ON
CHANNEL
0
1
GND
0
1
2
3
GND
TC74HC161 P (TOSHIBA}
C-MOS SYNCHRONOUS PRESEITABLE 4-BIT BINARY COUNTER
-TOP VIEW-
MODE SELECT ION
IQ
~!ENABLE
21tH
9
~LOAOIIN
COUNT SEQUENCE
CONTROL
INPUTS
COUNT
OUTPUTS
Ro
LD
EN1
MODE
EN2
RESET
0
X
X
X
!ASYNCHRONOUS)
'
0
X
'
I
0
1
I
X
1
I
1
O;LOW LEVEL
1; HIGH LEVEL
X; DON'T
CARE
X
X
0
I
cAWRRY
ouTPUT "co"
CD
D
'"'
PRESET
{SYNCHRONOUS!
NO COUNT
NO COUNT
COUNT
CO IS HIGH WHEN EN2 INPUT IS
HIGH AND COUNT IS "15':
TC74HC195P (TOSHIBA)
C-MOS 4-BIT PARALLEL ACCESS SHIFT REGISTER
-TOP VIEW-
CLEAR
{"
QA
SERIAL
INPUTS
K
QB
0
1
2
3
4
5
6
7
8
9
10
11
, 2
13
14
15
~·~"1:
QC
OUTPUTS
OD
INPUTS
c
Oo
D
CLOCK
SHIFT/LOAD
TC74HC221 P (TOSHIBA}
QD
QC
QB
0
0
0
0
0
0
0
0
1
0
0
,
0
,
0
0
I
0
0
, ,
0
1
,
,
0
0
1
0
0
I
0
1
,
0
,
,
1
0
I
,
0
I
1
I
, , ,
C-MOS MONOSTABLE MULTIVIBAATOR WITH SCHM!IT TRIGGER INPUT
-TOP VIEW-
INPUTS
OUTPUTS
Ro
A
B
0
Q
0
X
X
0
,
X
1
X
0
1
X
X
0
0
1
1
0
I
J l _ t__j
,
l
'
J l _ t__j
I
0
1
SL
t__j
QA
0
,
0
,
0
,
0
,
0
,
0
,
0
,
0
,
O;LOW LEVEL
1 ; HIGH LEVEL
X; DON'T CARE
OUTPUT PULSE
WI OTH
=
0 7CR
A-17

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