74HC244-Q100; 74HCT244-Q100

Octal buffer/line driver; 3-state

Rev. 2 — 27 September 2019

Product data sheet

1. General description

The 74HC244-Q100; 74HCT244-Q100 is an 8-bit buffer/line driver with 3-state outputs. The device

can be used as two 4-bit buffers or one 8-bit buffer. The device features two output enables (1OE

and 2OE), each controlling four of the 3-state outputs. A HIGH on nOE causes the outputs to

assume a high-impedance OFF-state. Inputs include clamp diodes. This enables the use of current

This product has been qualified to the Automotive Electronics Council (AEC) standard Q100

(Grade 1) and is suitable for use in automotive applications.

2. Features and benefits

3. Ordering information

Table 1. Ordering information

Package

Type number

Temperature range Name

Description

Version

74HC244D-Q100

74HCT244D-Q100

-40 °C to +125 °C

SO20

plastic small outline package; 20 leads;

body width 7.5 mm

SOT163-1

74HC244PW-Q100

74HCT244PW-Q100

-40 °C to +125 °C

TSSOP20

plastic thin shrink small outline package;

20 leads; body width 4.4 mm

SOT360-1

74HC244BQ-Q100

74HCT244BQ-Q100

-40 °C to +125 °C

DHVQFN20 plastic dual-in-line compatible thermal

enhanced very thin quad flat package; no leads;

20 terminals; body 2.5 × 4.5 × 0.85 mm

SOT764-1