Ic Block Diagram Ic - Yamaha M7CL-32 Service Manual

M7CL-32/M7CL-48

IC BLOCK DIAGRAM IC

TC74VHC00FT(EL,K) (X2313B00)
Quad 2 Input NAND
DSP32: IC054
DSP48: IC054
1A
1
1B
2
1Y
3
2A
4
2B
5
2Y
6
Vss
7
SN74LV11APWR (X3516A00)
Triple 3 Input AND
DSP32: IC051
DSP48: IC051
1A
1
1B
2
2A
3
2B
4
2C
5
2Y
6
VSS
7
HD74LV74AFPEL-E (IS007400)
Dual D-Type Flip-Flop
DSP32: IC307
DSP48: IC307
1
1CLR
2
1D D
D
3
1CK CK
4
1PR
PR CK
5
Q
1Q
PR
6
1Q Q
Q
7
GND
Q
INPUTS
PR CLR CLK D
L H X X
H L X X
L L X X
H H f H
H H f L
H H L X
62
HD74LV04AFPEL (IS000400)
Hex Inverter
DSP32: IC001, 002
DSP48: IC001, 002
VDD
14
4B
13
4A
12
4Y
11
3B
10
3A
9
3Y
8
Vss
SN74AHC14NSR (X3334A00)
JK: IC151
SN74LV14APWR (X6688A00)
DSP32: IC631
DSP48: IC631
Hex Inverter
VDD
14
1C
13
1Y
12
3C
11
3B
10
3A
9
3Y
8
GND
SN74LV244APWR (X3292A00)
Octal 3-State Bus Buffer
DSP32: IC019, 402
DSP48: IC019, 402
14 VCC
13
2CLR
12
2D
11
2CK
10
2PR
9
2Q
8
2Q
OUTPUTS
Q Q
H L
(GND) Vss
L H
H H
H L
L H
Q Q
O O
1
1A 14 VDD
2
1Y 13
6A
3
12
2A
6Y
4
2Y 11
5A
5
10
3A
5Y
6
9
3Y 4A
7 8
4Y
1A VDD
1 14
1Y 6A
2 13
2A 6Y
3 12
2Y 4 11 5A
3A 5 10 5Y
3Y 4A
6 9
4Y
7 8
1G VDD (Vcc)
1 20
2G
2 19
1A1
1Y1
3 18
2Y4
1A2 2A4
4 17
1Y2
5 16
2Y3
2A3
1A3
6 15
1Y3
2Y2 7 14
2A2
8 13
1A4
1Y4
9 12
2Y1
2A1
10 11
SN74LV08APWR (X4463A00)
PNMS4: IC101
PNIN: IC101
SN74AHCT08PWR (X3824A00)
MB: IC101 (MBM7CL)
Quad 2 Input AND
1A VDD
1 14
1B 2 13 4B
1Y 3 12 4A
2A 4Y
4 11
2B 5 10 3B
2Y 6 9 3A
VSS 3Y
7 8
SN74LV21APWR (X2377A00)
Dual 4 Input AND
CPUM: IC020
1A Vcc
1 14
1B 2D
2 13
NC 2C
3 12
1C NC
4 11
1D 2B
5 10
1Y 2A
6 9
GND 2Y
7 8
SN74LV273APWR (X5074A00)
Octal D-Type Flir Flop
FDMS8: IC003, 004
1 20
CLEAR
2 19
1Q
Q Q
CL CL
3 18
D CK CK D
1D
4 17
2D
D CK CK D
CL CL
5 16
Q Q
2Q
6 15
3Q
Q Q
CL CL
7 D CK CK D 14
3D
8 13
4D
D CK CK D
CL CL
4Q 9 Q Q 12
GND 10 11
VCC
8Q
8D
7D
7Q
6Q
6D
5D
5Q
CLOCK