4-18
CA-702
CA-702P
IC
1
2
3
4
5
6
7
8
INH
X
IN
B
IN
X3
IN
X2
IN
X1
IN
X0
IN
XC
OUT
GND
16
15
14
13
12
11
10
9
INH
Y
IN
A
IN
Y3
IN
Y2
IN
Y1
IN
Y0
IN
YC
OUT
V
DD
TYPE
ACT/HCT/FCT
40H
TC74AC/TC74VHC
OTHER TYPES
V
DD
+
5V
+
2 to
+
8V
+
2 to
+
5.5V
+
2 to
+
6V
CONTROL IN
INH
0
0
0
0
1
B
0
0
1
1
X
A
0
1
0
1
X
ON
CHANNEL
0
1
2
3
GND
0
1
X
: LOW LEVEL
: HIGH LEVEL
: DON'T CARE
1
6
5
4
3
14
2
10
11
12
13
15
INH
X
X0
X1
X2
X3
A
B
Y0
Y1
Y2
Y3
INH
Y
7
XC
9
YC
NOTE:
—TOP VIEW—
C-MOS DUAL 4-LINE-TO-1-LINE DATA SELECTOR/MULTIPLEXER
A
A
Y =
Y
14
13
V
DD
GND
12
11
10
9
8
7
6
5
4
3
2
1
A
0
1
TYPE
74AC/74VHC/74VHCT
74ACT/74HCT
74LCX
OTHER TYPE
V
DD
+
2 to
+
5.5V
+
4.5 to
+
5.5V
+
2 to
+
3.6V
+
2 to
+
6V
Y
1
0
0 ; LOW LEVEL
1 ; HIGH LEVEL
NOTE:
Y = A
C-MOS HEX INVERTERS
—TOP VIEW—
TC74VHC00FS(EL) (TOSHIBA)FLAT PACKAGE(SMALL)
TC74VHC04F (TOSHIBA)FLAT PACKAGE
TC74VHC04FS(EL)
TC74VHCU04FS(EL) (TOSHIBA)FLAT PACKAGE
TC74VHC125FS(EL) (TOSHIBA)FLAT PACKAGE
TC74VHC153FS(EL) (TOSHIBA)FLAT PACKAGE
TC74VHC157FS(EL) (TOSHIBA)
INH
0
0
1
A
0
1
x
0
1
GND
A
INH
V0
0
V1
1
1
15
VC
2
3
4
0
1
x
ON
CHANNEL
CONT.IN
16
15
V
DD
GND
14
13
12
11
10
7
6
5
4
3
2
1
9
INH
IN
Y0
IN
Y1
IN
YC
OUT
X0
IN
X1
IN
XC
OUT
A
IN
V0
IN
V1
IN
VC
OUT
W0
IN
W1
IN
WC
OUT
8
TYPE
74ACT/74FCT
TC74AC157P
TC74AC157
TC40H
OTHER TYPES
V
DD
+
2 to
+
5.5 V
NOTE:
+
2 to
+
8 V
+
2 to
+
6 V
0
1
0
1
0
1
W0
W1
WC
5
6
7
X0
X1
XC
11
10
9
Y0
Y1
YC
14
13
12
+
5 V
: LOW LEVEL
: HIGH LEVEL
: DON’T CARE
C-MOS QUAD 2-LINE-TO-1-LINE DATA SELECTOR/MULTIPLEXER
—TOP VIEW—
V
DD
GND
1
2
3
4
5
6
7
8
14
15
16
13
12
11
10
9
R
D
0
X
X
1
1
B
X
X
0
1
1
Q
0
0
0
Q
1
1
1
A
X
1
X
0
0
0
1
X
; LOW LEVEL
; HIGH LEVEL
; DON'T CARE
A
B
R
D
A
B
R
D
Q
Q
R
D
Q
Q
R
D
V
DD
V
DD
R
C
C
R
INPUTS
OUTPUTS
OUTPUT PULSE WIDTH = 0.7CR
TYPE
74AC/74VHC
74HCT
74HC
V
DD
+
2 to
+
5.5V
+
4.5 to
+
5.5V
+
2 to
+
6V
NOTE:
C-MOS MONOSTABLE MULTIVIBRATOR WITH SCHMITT TRIGGER INPUT
—TOP VIEW—
TC74VHC221AFS(EL) (TOSHIBA)FLAT PACKAGE
A
B
A
B
Y =
Y
14
13
V
DD
GND
12
11
10
9
8
7
6
5
4
3
2
1
A
0
0
1
1
B
0
1
0
1
TYPE
74AC/74VHC
74ACT/74HCT/74VHCT
LCX
OTHER TYPES
V
DD
+
2 to
+
5.5V
+
4.5 to
+
5.5V
+
2 to
+
3.6V
+
2 to
+
6V
Y
1
1
1
0
0 ; LOW LEVEL
1 ; HIGH LEVEL
NOTE:
Y = A • B = A
+
B
C-MOS QUAD 2-INPUT NAND GATES
—TOP VIEW—
V
DD
+
2 to
+
5.5V
+
4.5 to
+
5.5V
+
2 to
+
3.6V
+
2.7 to
+
3.6V
+
2 to
+
6V
G
A
Y
0
0
HI-Z
1
0
1
X
HI-Z
; LOW LEVEL
; HIGH LEVEL
; DON'T CARE
; HIGH IMPEDANCE
V
DD
GND
10
9
8
7
6
5
1
2
3
4
11
12
14
13
X
1
1
0
0
Y
A
TYPE
74AC/
74VHC
74ACT/74HCT
74LCX
74LVT/74LVC
OTHER TYPES
NOTE :
G
C-MOS BUS BUFFER GATES WITH 3-STATE OUTPUT
—TOP VIEW—
