U74HCT367

Preliminary

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

5 of 5

www.unisonic.com.tw

QW-R502-D263.a



TEST CIRCUIT AND WAVEFORMS

CL

(Note)

From Output

RL

VCC

S1

S2

TEST

tPLH/tPHL

tPHZ/tPZH

tPLZ/tPZL

S1

Open

Open

Close

Open

Close

S2

Open

tPD is the same as tPHL and tPLH.

ten is the same as tPZL and tPZH.

tdis is the same as tPLZ and tPZL.

Note: CL includes probe and jig capacitance. CL=50pF, RL=1KΩ

Input

Output

Input

Load

S1 Position

VM

VM

VX

VY

VI

tr, tf

CL

RL

tPLH, tPHL tPZH, tPHZ tPZL, tPLZ

1.3V

1.3V

0.1×VCC 0.9×VCC

3V

6ns

15pF, 50pF

1KΩ

OPEN

GND

VCC

V

M

V

M

V

M

VIN

0V

VOH

Input

Output

tPZH

tPHZ

tPLZ

tPZL

VLOAD

VOL

Output

V

M

S1 at GND

S1 at VLOAD

Voltage Waveforms Enable and

Disable Times

0V

VOL+VΔ

VOH+VΔ

VM

VM

VM

VM

VIN

0V

VOH

VOL

Voltage Waveforms

Propagation Delay and Output

Transition Times

Input

Output

tPLH

tPHL

tPLH

tPHL

VOH

VOL

Output

VM

VM

10%

90%

tR

10%

90%

tF

10%

90%

tF

10%

90%

tR

VCC

0V

Input

10%

90%

tR

10%

90%

tF

Voltage Waveforms Input Rise and Fall Times

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