Sony HKC-7080 Installation And Maintenance Manual page 58

IC
MC74HC4052F (MOTOROLA)
MC74HC4052FEL
C-MOS DUAL 4-CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER
—TOP VIEW—
Y0 1 V 16
IN/OUT
DD
Y2 2 15
IN/OUT
YC
IN/OUT 3 14
Y3 4 13
IN/OUT
Y1 5 12
IN/OUT
EN
6
IN 11
7 V 10
EE
8 GND 9
CONTROL
"ON"
INPUTS
CHANNEL
EN B A
0 0 0 0
0 0 1 1
0 1 0 2
0 : LOW LEVEL
0 1 1 3
1 : HIGH LEVEL
1 x x OPEN
x
: DON'T CARE
PCF8574T-T (PHILIPS)
C-MOS REMOTE 8-BIT I/O EXPANDER
—TOP VIEW—
A0 1 V 16
IN DD
A1 2 15 SDA
IN
A2 3 14 SCL
IN
P0 4 13 INT
I/O
P1 5 12 P7
I/O I/O
P2 6 11 P6
I/O I/O
P3 7 10 P5
I/O I/O
8 GND 9 P4
I/O
INPUT
A0 - A2 ; ADDRESS INPUTS
SCL ; SYSTEM CLOCK LINE
OUTPUT
INT ; INTERRUPT OUTPUT
SDA ; SERIAL DATA LINE
INPUT/OUTPUT
P0 - P7 ; 8-BITS QUASI-BIDIRECTIONAL I/O PORT
INTERRUPT
13
INT
LOGIC
1
A0
2
A1
3
A2
14
SCL
INPUT I 2 C BUS
15
SDA FILTER CONTROL
16
V DD POWER-ON
8
RESET
V SS
5-8
12 X0
14
X1
15 X2 XC 13
X2
IN/OUT
11 X3
X1
IN/OUT OPEN
1 Y0
XC
IN/OUT
5 Y1
YC 3
2 Y2
X0
IN/OUT
4 Y3
X3
IN/OUT OPEN
10
A
9
B
A
IN
EN V
EE
6 7
B
IN
1 13
A0 INT
2
A1
3 4
A2 P0
5
P1
14 6
SCL P2
7
P3
9
P4
10
P5
11
P6
12
P7
15
SDA
LP FILTER
PCF8574
PCF8574A
4
P0
5
P1
6
P2
7
SHIFT I/O P3
9
8 BIT
REGISTER PORTS
P4
10
P5
11
P6
12
P7
write pulse
read pulse
MC74ACT86M (MOTOROLA)
C-MOS QUAD EXCLUSIVE OR GATES
—TOP VIEW—
A
14 13 12 11 10 9 8
B
V
DD
Y =
A
GND
1 2 3 4 5 6 7
PCF8591T (PHILIPS)
C-MOS 8-BIT A/D AND D/A CONVERTER
—TOP VIEW—
1
AIN0
AIN0 1
V 16
DD
2
AIN1
3
AIN2
AIN1 2 AOUT
15
4
AIN3
5
A0
AIN2 VREF
3 14
6
A1
7
A2
AIN3 4
AGND 13
9
SDA
10
SCL
A0 5 EXT
12
11
OSC
12
EXT
A1 6
11 OSC
A2
7 SCL
10
8 SDA
V 9
SS
INPUTS
A0 - A2 : HARDWARE ADDRESS
AIN0 - AIN3 : ANALOGUE (A/D CONVERTER)
EXT : EXTERNAL/INTERNAL SWITCH FOR OSCILLATOR
OUTPUT
AOUT : ANALOGUE (D/A CONVERTER)
INPUTS/OUTPUTS
OSC : OSCILLATOR
2
SCL : I C BUS CLOCK
2
SDA : I C BUS DATA
10
SCL
9
SDA
2
I C BUS
5
A0
INTERFACE
6 STATUS
A1
REGISTER
7
A2
12
EXT
16
V POWER ON
DD
8
RESET
V
SS
CONTROL
LOGIC
11
OSCILLATOR
OSC
1
AIN0
2
ANALOGUE
AIN1
+
S/H
3 MULTI-
AIN2
COMPA-
PLEXER
4
RATOR
AIN3
_
15
AOUT S/H
Y
A B
• B + A •
B Y
0 0 0
0 1 1
1 0 1
0 : LOW LEVEL
1 1 0
1 : HIGH LEVEL
15
AOUT
DAC DATA ADC DATA
REGISTER REGISTER
SUCCESSIVE
APPROXIMATION
REGISTER/LOGIC
14
VREF
DAC
13
AGND
HKC-7080