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PARAMETER MEASUREMENT INFORMATION

t

h

t

su

FromOutput

UnderTest

C =50pF

L

(seeNote A)

LOADCIRCUIT

S1

Open

GND

500 W

500 W

DataInput

TimingInput

2.7V

0V

2.7V

0V

2.7V

0V

1.5V

t

w

Input

VOLTAGEWAVEFORMS

SETUP ANDHOLDTIMES

VOLTAGEWAVEFORMS

PROPAGATIONDELAY TIMES

INVERTING ANDNONINVERTINGOUTPUTS

VOLTAGEWAVEFORMS

PULSEDURATION

t

PLH

t

PHL

t

PHL

t

PLH

V

V

V

V

2.7V

0V

Input

Output

Control

Output

Waveform1

S1at6V

(seeNoteB)

Output

Waveform2

S1atGND

(seeNoteB)

V

V

t

PZL

t

PZH

t

PLZ

t

PHZ

3V

0V

V

+0.3V

OL

V

0.3V

»0V

2.7V

VOLTAGEWAVEFORMS

ENABLE ANDDISABLETIMES

LOW- ANDHIGH-LEVEL ENABLING

Output

Output

t

/t

PLH PHL

t

/t

PLZ PZL

t

/t

PHZ PZH

Open

6V

GND

TEST

S1

NOTES: A. C includesprobeandjigcapacitance.

L

B. Waveform1isforanoutputwithinternalconditionssuchthattheoutputislow,exceptwhendisabledbytheoutputcontrol.

Waveform2isforanoutputwithinternalconditionssuchthattheoutputishigh,exceptwhendisabledbytheoutputcontrol.

C. Allinputpulsesaresuppliedbygeneratorshavingthefollowingcharacteristics:PRR

10MHz,Z =59

,t

2.5ns,t

2.5ns.

£

W

£

£

O

r

f

D. Theoutputsaremeasuredoneatatime,withonetransitionpermeasurement.

6V

1.5V

1.5V

1.5V

1.5V

1.5V

1.5V

1.5V

1.5V

1.5V

1.5V

1.5V

1.5V

1.5V

1.5V

SN74LVTH16245A-EP

3.3-V ABT 16-BIT BUS TRANSCEIVER

WITH 3-STATE OUTPUTS

SCAS693G – APRIL 2003 – REVISED OCTOBER 2006

Figure 1. Load Circuit and Voltage Waveforms

7

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