7 Parameter Measurement Information

7.1 Load Circuit and Voltage Waveforms

Unless otherwise noted, all input pulses are supplied by generators having the following characteristics:

• f = 1 MHz

• ZO = 50 Ω

• Δt/ΔV ≤ 1 ns/V

Output Pin

Under Test

CL

(1)

RL

RL

S1

GND

Open

2 x VCCO

Measurement Point

A.

CL includes probe and jig capacitance.

Figure 7-1. Load Circuit

Table 7-1. Load Circuit Conditions

Parameter

VCCO

RL

CL

S1

VTP

tpd

Propagation (delay) time

1.65 V – 3.6 V

2 kΩ

15 pF

Open

N/A

ten,

tdis

Enable time, disable time

1.65 V – 3.6 V

2 kΩ

15 pF

2 × VCCO

0.15 V

ten,

tdis

Enable time, disable time

1.65 V – 3.6 V

2 kΩ

15 pF

GND

0.15 V

Input A, B

VCCI

(1)

VCCI / 2

0 V

Output B, A

VOH

(2)

VOL

(2)

tpd

tpd

VCCI / 2

VCCI / 2

VCCI / 2

1.

VCCI is the supply pin associated with the input port.

2.

VOH and VOL are typical output voltage levels that occur

with specified RL, CL, and S1

Figure 7-2. Propagation Delay

VCCI

(1)

0 V

100 kHz

500 ps/V ± 1 s/V

VOH

(2)

VOL

(2)

Ensure Monotonic

Rising and Falling Edge

Output B, A

Input A, B

1.

VCCI is the supply pin associated with the input port.

2.

VOH and VOL are typical output voltage levels that occur

with specified RL, CL, and S1

Figure 7-3. Input Transition Rise and Fall Rate

TXV0106-Q1

SCES956 – AUGUST 2023

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