Denon RCD-N9 Service Manual page 70

NJM2752
NJM2752 (MAIN : IC20)
NJM2752
PIN.No. SYMBOL
1 OUTA
2 IN1A
3 V+
4 IN2A
5 CNT1
NJM2755 Block Diagram
IN1A
IN1B
IN2A
IN2B
TVSP10
OUTA
1
IN1A
2
V+
3
IN2A
4
CNT1
5
FUNCTION
Ach Output Terminal
Ach Input Terminal1
Power Supply Terminal
Ach Input Terminal2
Control Switch Terminal
[ ]
1
2
3
4
5
6
7
NJM2752RB2
OUTB
10
IN1B
9
GND
8
IN2B
7
Vref
6
PIN.No. SYMBOL
6
7
8
9
10
NJM2753
OUTA OUTB
IN1B
IN1A
V+ GND
IN2A
IN2B
CNT1
Vref
IN3A
IN3B
CNT2 N.C
70
NJM2752V
OUTA
1
IN1A
2
V+
3
IN2A
4
CNT1
5
N.C
6
FUNCTION
N.C
Vref Reference Terminal
7
IN2B Bch Input Terminal2
GND GND Terminal
IN1B Bch Input Terminal1
OUTB Bch Output Terminal
CNT1
OUTA
OUTB
V
Vref
GND
NJM2755
OUTA
14
1
IN1A
13
2
V+
12
3
IN2A
11 4
CNT1
10 5
IN3A
9
6
CNT2
8
7
IN4A
8
SSOP14
OUTB
IN1B
GND
IN2B
Vref
N.C
N.C
OUTB
16
IN1B
15
GND
14
IN2B
13
Vref
12
IN3B
11
N.C
10
IN4B
9