SNx4LVC74A Dual Positive-Edge-Triggered D-Type Flip-Flops With Clear and Preset

1 Features

• Operate from 1.65V to 3.6V

• Inputs accept voltages to 5.5V

• Maximum tpd of 5.2ns at 3.3V

• Typical VOLP (output ground bounce)

<0.8V at VCC = 3.3V, TA = 25°C

• Typical VOHV (output VOH undershoot)

>2V at VCC = 3.3V, TA = 25°C

• Latch-up performance exceeds 250mA per JESD

17

• ESD protection exceeds JESD 22

– 2000V human-body model (A114-A)

– 1000V charged-device model (C101)

2 Applications

• Servers

• Medical, Healthcare, and Fitness

• Telecom Infrastructures

• TVs, Set-Top Boxes, and Audio

• Test and Measurement

• Industrial Transport

• Wireless Infrastructure

• Enterprise Switching

• Motor Drives

• Factory Automation and Control

3 Description

The SNx4LVC74A devices integrate two positive-edge

triggered D-type flip-flops in one convenient device.

The SN54LVC74A is designed for 2.7V to 3.6V VCC

operation, and the SN74LVC74A is designed for

1.65V to 3.6V VCC operation.

Device Information

PART NUMBER

PACKAGE (1)

PACKAGE SIZE(2)

BODY SIZE(3)

SNx4LVC74A

BQA (WQFN, 14)

3mm × 2.5mm

3mm × 2.5mm

D (SOIC, 14)

8.65mm x 6mm

8.65mm × 3.91mm

DB (SSOP, 14)

6.2mm x 7.8mm

6.20mm × 5.30mm

NS (SOP, 14)

10.2mm x 7.8mm

10.20mm × 5.30mm

PW (TSSOP, 14)

5mm x 6.4mm

5.00mm × 4.40mm

RGY (VQFN, 14)

3.50mm × 3.50mm

3.50mm × 3.50mm

J (CDIP, 14)

19.55mm x 7.9mm

19.56 mm × 6.67 mm

W (CFP, 14)

9.21mm x 9 mm

9.21 mm × 5.97 mm

FK (LCCC, 20)

8.9mm x 8.9mm

8.89 mm × 8.89 mm

(1)

For more information, see Mechanical, Packaging, and

Orderable Information.

(2)

The package size (length × width) is a nominal value and

includes pins, where applicable.

(3)

The body size (length × width) is a nominal value and does

not include pins.

Copyright © 2016, Texas Instruments Incorporated

Logic Diagram, Each Flip-Flop (Positive Logic)

SN54LVC74A, SN74LVC74A

SCAS287W – JANUARY 1993 – REVISED DECEMBER 2024

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.