MC74VHC4051DTR2G Datasheet, PDF (12/17 Pages) ON Semiconductor – High−Performance Silicon−Gate CMOS

MC74VHC4051, MC74VHC4052, MC74VHC4053
+5V
+5V
ANALOG
16
ANALOG
+5V
ON
-5V
SIGNAL
SIGNAL
-5V
6
11
TO EXTERNAL CMOS
7
10
CIRCUITRY 0 to 5V
8
9
DIGITAL SIGNALS
-5V
Figure 28. Application Example
V_CC
V_CC
V_CC
D_x
16
D_x
ON/OFF
D_x
D_x
V_EE
V_EE
7
8
V_EE
Figure 29. External Germanium or
Schottky Clipping Diodes
+5V
+5V
+5V
ANALOG
16
ANALOG
+5V
+5V
ANALOG
16
ANALOG
+5V
ON/OFF
ON/OFF
V_EE
SIGNAL
SIGNAL
+5V
V_EE
V_EE
SIGNAL
SIGNAL
V_EE
*
RRR
+5V
6
11
7
10
8
9
LSTTL/NMOS
CIRCUITRY
V_EE
* 2K ≤ R ≤ 10K
a. Using Pull−Up Resistors
6
11
7
10
8
9
V_EE
HCT
BUFFER
b. Using HCT Interface
LSTTL/NMOS
CIRCUITRY
Figure 30. Interfacing LSTTL/NMOS to CMOS Inputs
11
A
LEVEL
SHIFTER
13
X0
14
X1
10
B
LEVEL
SHIFTER
15
X2
12
X3
9
C
LEVEL
SHIFTER
1
X4
5
X5
6
ENABLE
LEVEL
SHIFTER
2
X6
4
X7
3
X
Figure 31. Function Diagram, VHC4051
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12