54HC244 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

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54HC244

RAD-HARD OCTAL BUS BUFFER WITH 3 STATE OUTPUTS (NON INVERTED)

STMicroelectronics 

M54HC244

RAD-HARD OCTAL BUS BUFFER

WITH 3 STATE OUTPUTS (NON INVERTED)

s HIGH SPEED:

tPD = 10ns (TYP.) at VCC = 6V

s LOW POWER DISSIPATION:

ICC = 4µA(MAX.) at TA=25°C

s HIGH NOISE IMMUNITY:

VNIH = VNIL = 28% VCC (MIN.)

s SYMMETRICAL OUTPUT IMPEDANCE:

|IOH| = IOL = 6mA (MIN)

s BALANCED PROPAGATION DELAYS:

tPLH ≅ tPHL

s WIDE OPERATING VOLTAGE RANGE:

VCC (OPR) = 2V to 6V

s PIN AND FUNCTION COMPATIBLE WITH

54 SERIES 244

s SPACE GRADE-1: ESA SCC QUALIFIED

s 50 krad QUALIFIED, 100 krad AVAILABLE ON

REQUEST

s NO SEL UNDER HIGH LET HEAVY IONS

IRRADIATION

s DEVICE FULLY COMPLIANT WITH

SCC-9401-048

DESCRIPTION

The 54HC244 is an advanced high-speed CMOS

OCTAL BUS BUFFER (3-STATE) fabricated with

silicon gate C2MOS technology.

DILC-20

FPC-20

ORDER CODES

PACKAGE

FM

DILC

FPC

M54HC244D

M54HC244K

EM

M54HC244D1

M54HC244K1

G control input governs four BUS BUFFERs.

This device is designed to be used with 3 state

memory address drivers, etc.

All inputs are equipped with protection circuits

against static discharge and transient excess

voltage.

PIN CONNECTION

April 2004

1/10

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