MM74C14MX

© 2002 Fairchild Semiconductor Corporation DS005879 www.fairchildsemi.com
October 1987
Revised May 2002
MM74C14 Hex Schmitt Trigger
MM74C14
Hex Schmitt Trigger
General Description
The MM74C14 Hex Schmitt Trigger is a monolithic comple-
mentary MOS (CMOS) integrated circuit constructed with
N- and P-channel enhancement transistors. The positive
and negative going threshold voltages V
T+
and V
T
, show
low variation with respect to temperature (typ. 0.0005V/
°C
at V
CC
= 10V), and hysteresis, V
T+
V
T
0.2 V
CC
is guar-
anteed.
All inputs are protected from damage due to static dis-
charge by diode clamps to V
CC
and GND.
Features
Wide supply voltage range: 3.0V to 15V
High noise immunity: 0.70 V
CC
(typ.)
Low power: TTL compatibility:
0.4 V
CC
(typ.) 0.2 V
CC
guaranteed
Hysteresis: 0.4 V
CC
(typ.): 0.2 V
CC
guaranteed
Ordering Code:
Devices also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code.
Connection Diagram
Top View
Order Number Package Number Package Description
MM74C14M M14A 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150" Narrow
MM74C14N N14A 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300" Wide
www.fairchildsemi.com 2
MM74C14
Absolute Maximum Ratings(Note 1)
Note 1: Absolute Maximum Ratings are those values beyond which the
safety of the device cannot be guaranteed. Except for Operating Tempera-
ture Range they are not meant to imply that the devices should be oper-
ated at these limits. The Electrical Characteristics tables provide conditions
for actual device operation.
DC Electrical Characteristics
Min/Max limits apply across the guaranteed temperature range unless otherwise noted
Note 2: Only one of the six inputs is at ½ V
CC
; the others are either at V
CC
or GND.
Voltage at Any Pin 0.3Vto V
CC
+ 0.3V
Operating Temperature Range
55°C to +125°C
Storage Temperature Range
65°C to +150°C
Power Dissipation
Dual-In-Line 700 mW
Small Outline 500mW
Operating V
CC
Range 3.0V to 15V
Absolute Maximum V
CC
18V
Lead Temperature
(Soldering, 10 seconds) 260
°C
Symbol Parameter Conditions Min Typ Max Units
CMOS TO CMOS
V
T+
Positive Going Threshold Voltage V
CC
= 5V 3.0 3.6 4.3
VV
CC
= 10V 6.0 6.8 8.6
V
CC
= 15V 9.0 10.0 12.9
V
T
Negative Going Threshold Voltage V
CC
= 5V 0.7 1.4 2.0
VV
CC
= 10V 1.4 3.2 4.0
V
CC
= 15V 2.1 5.0 6.0
V
T+
V
T
Hysteresis V
CC
= 5V 1.0 2.2 3.6
VV
CC
= 10V 2.0 3.6 7.2
V
CC
= 15V 3.0 5.0 10.8
V
OUT(1)
Logical 1 Output Voltage V
CC
= 5V, I
O
= 10 µA4.5
V
V
CC
= 10V, I
O
= 10 µA9.0
V
OUT(0)
Logical 0 Output Voltage V
CC
= 5V, I
O
= 10 µA0.5
V
V
CC
= 10V, I
O
= 10 µA1.0
I
IN(1)
Logical 1 Input Current V
CC
= 15V, V
IN
= 15V 0.005 1.0 µA
I
IN(0)
Logical 0 Input Current V
CC
= 15V, V
IN
= 0V 1.0 0.005 µA
I
CC
Supply Current V
CC
= 15V, V
IN
= 0V/15V 0.05 15
µA
V
CC
= 5V, V
IN
= 2.5V (Note 2) 20
V
CC
= 10V, V
IN
= 5V (Note 2) 200
V
CC
= 15V, V
IN
= 7.5V (Note 2) 600
CMOS/LPTTL INTERFACE
V
IN(1)
Logical 1 Input Voltage V
CC
= 5V 4.3 V
V
IN(0)
Logical 0 Input Voltage V
CC
= 5V 0.7 V
V
OUT(1)
Logical 1 Output Voltage 74C, V
CC
= 4.75V, I
O
= 360 µA2.4 V
V
OUT(0)
Logical 0 Output Voltage 74C, V
CC
= 4.75V, I
O
= 360 µA0.4V
OUTPUT DRIVE (see Family Characteristics Data Sheet) T
A
= 25°C (Short Circuit Current)
I
SOURCE
Output Source Current V
CC
= 5V, V
OUT
= 0V 1.75 3.3 mA
(P-Channel)
I
SOURCE
Output Source Current V
CC
= 10V, V
OUT
= 0V 8.0 15 mA
(P-Channel)
I
SINK
Output Sink Current V
CC
= 5V, V
OUT
= V
CC
1.75 3.6 mA
(N-Channel)
I
SINK
Output Sink Current V
CC
= 10V, V
OUT
= V
CC
8.0 16 mA
(N-Channel)
3 www.fairchildsemi.com
MM74C14
AC Electrical Characteristics (Note 3)
T
A
= 25°C, C
L
= 50 pF, unless otherwise specified
Note 3: AC Parameters are guaranteed by DC correlated testing.
Note 4: Capacitance is guaranteed by periodic testing.
Note 5: C
PD
determines the no load AC power consumption of any CMOS device. For complete explanation see Family Characteristics Application
NoteAN-90.
Typical Applications
Low Power Oscillator
Note: The equations assume t
1
+ t
2
>>
t
pd0
+t
pd1
Symbol Parameter Conditions Min Typ Max Units
t
PD0
Propagation Delay V
CC
= 5V 220 400 n
t
PD1
from Input to Output V
CC
= 10V 80 200 ns
C
IN
Input Capacitance Any Input (Note 4) 5.0 pF
C
PD
Power Dissipation Capacitance Per Gate (Note 5) 20 pF

MM74C14MX

Mfr. #:
Manufacturer:
ON Semiconductor / Fairchild
Description:
Inverters Hex Schmitt Trigger
Lifecycle:
New from this manufacturer.
Delivery:
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