Denon DVD-A11 - SN74 AHCT273 PW IC Pin Description

93
93
DVD-5900/DVD-A11
SN74AHCT273PW (MA: IC107) µPD4721GS (AD: IC307)
STR-F6652 (PO: IC901) PC123 (PO: IC902,903)
Truth Table
Input
Function
Output
D
CK QCLR
L
H
H
H
X
L
H
X
L
L
H
Qn
X
Clear
¾
¾
No change
X: Don't Care
1
2
3
4
5
6
7
8
10
9
20
19
18
17
16
15
14
13
12
11
CLR
Q1
D1
D2
Q2
Q3
D3
D4
Q4
GND
Vcc
Q8
D8
D7
Q7
Q6
D6
D5
Q5
CK
µ
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
V
DD
C
1
+
V
CC
C 1
-
C 5
+
C 5
-
D IN1
D IN2
R OUT1
R OUT2
C
4
+
GND
C
4
-
V SS
STBY
V
CHA
D OUT1
D OUT2
R IN1
R IN2
14
13
12
11
300ohm
5.5kohm
5.5kohm
300ohm
3
2
1
4
5
Vin
Start
Reg.
O.V.P
DRV.REC=8.6V
Latch
T.S.D
DRV
Rg1
47ohm
Source
OCP/FB
Vth1=0.73±0.05V
OCP/FB comp.
Vth2=1.3~1.6V
Tth(min)=1m S
INH comp.
Iconst trm.
Drain
GND
TOFF=50
m
S typ.
4700pF
OSC
+
+
1.35mA
O.C.P./F.B.
D
FRONT
VIEW
VIN
GND
S
360ohm
COLLECTOR
EMITTER
ANODE
CATHODE
TOP VIEW
BA7660FS (SC: IC856)
(Europe model only)
GND
MUTE
INA
GND
INB
GND
N.C.
INC
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
V
CC
OUTA1
OUTA2
OUTB1
OUTB2
N.C.
OUTC1
OUTC2
6dB
75ohm
6dB
75ohm
6dB
75ohm
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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