MM54C14 MM74C14 Hex Schmitt Trigger
February 1988
MM54C14 MM74C14 Hex Schmitt Trigger
General Description
The MM54C14 MM74C14 Hex Schmitt Trigger is a mono-
lithic complementary MOS (CMOS) integrated circuit con-
structed with N- and P-channel enhancement transistors
The positive and negative going threshold voltages V
T
a
and V
T
b
show low variation with respect to temperature
(typ 0 0005V C at V
CC
e
10V) and hysteresis
V
T
a
b
V
T
b
t
0 2 V
CC
is guaranteed
All inputs are protected from damage due to static dis-
charge by diode clamps to V
CC
and GND
Features
Y
Y
Y
Y
Wide supply voltage range
High noise immunity
Low power
TTL compatibility
Hysteresis
3 0V to 15V
0 70 V
CC
(typ )
0 4 V
CC
(typ )
0 2 V
CC
guaranteed
0 4 V
CC
(typ )
0 2 V
CC
guaranteed
Connection Diagram
Dual-In-Line Package
TL F 5879 鈥?1
Top View
Order Number MM54C14 or MM74C14
C
1995 National Semiconductor Corporation
TL F 5879
RRD-B30M105 Printed in U S A