1.

General description

The 74F269 is a fully synchronous 8-stage up/down counter featuring a preset capability

for programmable operation, carry look-ahead for easy cascading and a U/D input to

control the direction of counting. All state changes, whether in counting or parallel loading,

are initiated by the rising edge of the clock.

2.

Features and benefits

Synchronous counting and loading

Built-in look-ahead carry capability

Count frequency 115 MHz (typical)

Supply current 95 mA (typical)

3.

Ordering information

74F269

8-bit bidirectional binary counter

Rev. 05 — 25 March 2010

Product data sheet

Table 1.

Ordering information

Type number

Package

Temperature range

Name

Description

Version

N74F269D

0

°Cto 70 °C

SO24

plastic small outline package; 24 leads;

body width 7.5 mm

SOT137-1

N74F269DB

0

°Cto 70 °C

SSOP24

plastic shrink small outline package; 24 leads;

body width 5.3 mm

SOT340-1