Parameter Measurement Information

The outputs are measured one at a time, with one transition per measurement. All input pulses are supplied by

generators that have the following characteristics:

• PRR ≤ 10 MHz

• ZO = 50 Ω

• Tr ≤ 2 ns

• Tf ≤ 2 ns

From Output

Under Test

CL

RL

VT

S1

S2

Open

(1)

A.

CL includes probe and jig capacitance.

Figure 7-1. Load Circuit for Outputs

TRANSLATING UP

Translating up

Translating down

S1

S2

USAGE

SWITCH

VM

VM

3.3 V

VIL

Input

VM

VM

5 V

VOL

Output

VM

VM

5 V

VIL

Input

VM

VM

2 V

VOL

Output

Figure 7-2. Translating Down

From Output

Under Test

500 Ω

S1

Vref_B

Open

15 pF

TEST

S1

t

/t

PZL PLZ

Vref_B

Figure 7-3. Load Circuit for Enable/Disable Time Measurement

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LSF0204-Q1

SLVSEM4B – JUNE 2018 – REVISED APRIL 2021

Copyright © 2021 Texas Instruments Incorporated

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