U74HCT14

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 5

www.unisonic.com.tw

QW-R502-090,A

ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

DC Supply Voltage

-0.5V~7V

V

DC Input Clamp Current

±20

mA

DC Output Clamp Current

±20

mA

DC Drain Current, per Output

±25

mA

DC Output Source or Sink Current per

Output Pin

±25

mA

±50

mA

Operating Supply Voltage Range

4.5~5.5

V

Operating DC Input or Output Voltage

V

Operating Temperature

-40 ~ +85

℃

Storage Temperature

-65 ~ +150

℃

Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.

THERMAL DATA

PARAMETER

SYMBOL

RATINGS

UNIT

DIP-14

80

SOP-14

86

℃

/W

ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN TYP MAX UNIT

1.7

1.79

V

1.94

1.96

V

0.82

0.94

V

0.96

1.15

V

0.8

0.86

V

Input Switch Points

0.62

0.83

V

High Level Output Voltage CMOS Loads

V

High Level Output Voltage TTL Loads

V

Low Level Output Voltage CMOS Loads

0.41 0.66

1.0

mV

Low Level Output Voltage TTL Loads

0.18 0.185 0.19

V

Input Leakage Current

<0.1

µA

Quiescent Device Current

<1

µA

Additional Quiescent Device

I

(Note 1)

25

µA

SWITCHING SPECIFICATIONS

30

ns

Propagation Delay, A to Y

2

ns

Output Transition Times

12.5

ns

Input Capacitance

10

pF

Power Dissipation Capacitance(Note 2,3)

20

pF

Note: 1. This is the increase in supply current for each input that is at one of the specified TTL voltage levels, rather