74ACT244MTR STMicroelectronics, 74ACT244MTR Datasheet

IC BUFF/DVR TRI-ST DUAL 20SOIC

74ACT244MTR

Manufacturer Part Number
74ACT244MTR
Description
IC BUFF/DVR TRI-ST DUAL 20SOIC
Manufacturer
STMicroelectronics
Series
74ACTr
Datasheet

Specifications of 74ACT244MTR

Logic Type
Buffer/Line Driver, Non-Inverting
Number Of Elements
2
Number Of Bits Per Element
4
Current - Output High, Low
24mA, 24mA
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-55°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
20-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-1041-2

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
74ACT244MTR
Manufacturer:
TI
Quantity:
3 000
Part Number:
74ACT244MTR
Manufacturer:
ST
0
DESCRIPTION
The 74ACT244 is an advanced high-speed CMOS
OCTAL BUS BUFFER (3-STATE) fabricated with
sub-micron silicon gate and double-layer metal
wiring C
The G input controls four BUS BUFFERs.
This device is designed to be used with 3 state
PIN CONNECTION AND IEC LOGIC SYMBOLS
April 2001
HIGH SPEED: t
LOW POWER DISSIPATION:
I
COMPATIBLE WITH TTL OUTPUTS
V
50 TRANSMISSION LINE DRIVING
CAPABILITY
SYMMETRICAL OUTPUT IMPEDANCE:
|I
BALANCED PROPAGATION DELAYS:
t
OPERATING VOLTAGE RANGE:
V
PIN AND FUNCTION COMPATIBLE WITH
74 SERIES 244
IMPROVED LATCH-UP IMMUNITY
CC
PLH
OH
IH
CC
= 4 A(MAX.) at T
= 2V (MIN.), V
| = I
(OPR) = 4.5V to 5.5V
2
MOS tecnology.
t
PHL
OL
= 24mA (MIN)
PD
IL
= 4.6 ns (TYP.) at V
= 0.8V (MAX.)
A
=25°C
WITH 3 STATE OUTPUTS (NON INVERTED)
CC
= 5V
ORDER CODES
memory address drivers, etc.
The device is designed to interface directly High
Speed CMOS systems with TTL, NMOS and
CMOS output voltage levels.
All inputs and outputs are equipped with
protection circuits against static discharge, giving
them 2KV ESD immunity and transient excess
voltage.
PACKAGE
TSSOP
SOP
DIP
DIP
OCTAL BUS BUFFER
74ACT244M
74ACT244B
TUBE
SOP
74ACT244
74ACT244MTR
74ACT244TTR
TSSOP
T & R
1/9

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74ACT244MTR Summary of contents

Page 1

... Speed CMOS systems with TTL, NMOS and CMOS output voltage levels. All inputs and outputs are equipped with protection circuits against static discharge, giving them 2KV ESD immunity and transient excess voltage. 74ACT244 SOP TSSOP TUBE T & R 74ACT244B 74ACT244M 74ACT244MTR 74ACT244TTR 1/9 ...

Page 2

INPUT AND OUTPUT EQUIVALENT CIRCUIT TRUTH TABLE Don’t Care Z : High Impedance ABSOLUTE MAXIMUM RATINGS Symbol V Supply Voltage Input Voltage Output Voltage ...

Page 3

DC SPECIFICATIONS Symbol Parameter V (V) V High Level Input 4.5 IH Voltage 5.5 V Low Level Input 4.5 IL Voltage 5.5 V High Level Output 4.5 OH Voltage 5.5 4.5 5.5 V Low Level Output 4.5 OL Voltage 5.5 ...

Page 4

CAPACITIVE CHARACTERISTICS Symbol Parameter V (V) C Input Capacitance 5.0 IN Output C 5.0 OUT Capacitance C Power Dissipation PD Capacitance (note 5 defined as the value of the IC’s internal equivalent capacitance which is ...

Page 5

WAVEFORM 1: PROPAGATION DELAYS (f=1MHz; 50% duty cycle) WAVEFORM 2: OUTPUT ENABLE AND DISABLE TIME (f=1MHz; 50% duty cycle) 74ACT244 5/9 ...

Page 6

Plastic DIP-20 (0.25) MECHANICAL DATA DIM. MIN. a1 0.254 B 1. 6/9 mm TYP. MAX. MIN. 0.010 1.65 0.055 0.45 0.25 25.4 8.5 2.54 22.86 7.1 3.93 3.3 1.34 ...

Page 7

SO-20 MECHANICAL DATA mm DIM. MIN. TYP 0. 0.35 b1 0. 12.60 E 10.00 e 1.27 e3 11.43 F 7. inch MAX. MIN. TYP. 2.65 0.20 0.004 2.45 ...

Page 8

DIM. MIN 0.05 A2 0.85 b 0.19 c 0.09 D 6.4 E 6. PIN 1 IDENTIFICATION 1 8/9 TSSOP20 MECHANICAL DATA mm TYP. MAX. 1.1 ...

Page 9

... No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied ...

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