74AC16244TTR STMicroelectronics, 74AC16244TTR Datasheet

IC BUS BUFF TRI-ST 16BIT 48TSSOP

74AC16244TTR

Manufacturer Part Number
74AC16244TTR
Description
IC BUS BUFF TRI-ST 16BIT 48TSSOP
Manufacturer
STMicroelectronics
Series
74ACr
Datasheet

Specifications of 74AC16244TTR

Logic Type
Buffer/Line Driver, Non-Inverting
Number Of Elements
4
Number Of Bits Per Element
4
Current - Output High, Low
24mA, 24mA
Voltage - Supply
2 V ~ 6 V
Operating Temperature
-55°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
48-TSSOP
Logic Device Type
Buffer, Non Inverting
Supply Voltage Range
2V To 6V
Logic Case Style
TSSOP
No. Of Pins
48
Operating Temperature Range
-55°C To +125°C
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-1020-2

Available stocks

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Part Number
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Quantity
Price
Part Number:
74AC16244TTR
Manufacturer:
ST
0
DESCRIPTION
The 74AC16244 is an advanced high-speed
CMOS 16-BIT BUS BUFFER (3-STATE) fabricat-
ed with sub-micron silicon gate and double-layer
metal wiring C
Any nG output control governs four BUS
BUFFERS. Output Enable inputs (nG) tied
together give full 16 bit operation.
When nG is LOW, the outputs are enabled. When
nG is HIGH, the output are in high impedance
state.
The device is designed to be used with 3-state
memory address drivers, etc.
February 2003
HIGH SPEED:
t
LOW POWER DISSIPATION:
I
HIGH NOISE IMMUNITY:
V
POWER DOWN PROTECTION ON INPUTS
SYMMETRICAL OUTPUT IMPEDANCE:
|I
BALANCED PROPAGATION DELAYS:
t
OPERATING VOLTAGE RANGE:
V
PIN AND FUNCTION COMPATIBLE WITH
74 SERIES 16244
IMPROVED LATCH-UP IMMUNITY
PD
CC
PLH
OH
NIH
CC
= 4.5 ns (TYP.) at V
= 8 A (MAX.) at T
| = I
(OPR) = 2V to 6V
= V
t
PHL
OL
NIL
= 24 mA (MIN)
2
= 28% V
MOS tecnology.
CC
A
CC
=25°C
(MIN.)
WITH 3-STATE OUTPUTS (NON INVERTED)
= 5V
ORDER CODES
PIN CONNECTION
PACKAGE
TSSOP
16-BIT BUS BUFFER
TSSOP
TUBE
74AC16244
74AC16244TTR
T & R
1/9

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74AC16244TTR Summary of contents

Page 1

... When nG is LOW, the outputs are enabled. When nG is HIGH, the output are in high impedance state. The device is designed to be used with 3-state memory address drivers, etc. February 2003 74AC16244 16-BIT BUS BUFFER TSSOP ORDER CODES PACKAGE TUBE TSSOP PIN CONNECTION T & R 74AC16244TTR 1/9 ...

Page 2

INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No SYMBOL NAME AND FUNCTION 1 1G Output Enable Input 1Y1 to 1Y4 Data Outputs 8, 9, 11, 12 2Y1 to 2Y4 Data Outputs 13, 14, 16, ...

Page 3

ABSOLUTE MAXIMUM RATINGS Symbol V Supply Voltage Input Voltage Output Voltage Input Diode Current Output Diode Current Output Current ...

Page 4

DC SPECIFICATIONS Symbol Parameter V (V) V High Level Input 3.0 IH Voltage 4.5 5.5 V Low Level Input 3.0 IL Voltage 4.5 5.5 V High Level Output 3.0 OH Voltage 4.5 5.5 3.0 4.5 5.5 V Low Level ...

Page 5

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

Page 6

WAVEFORM 1: PROPAGATION DELAYS (f=1MHz; 50% duty cycle) WAVEFORM 2: OUTPUT ENABLE AND DISABLE TIME (f=1MHz; 50% duty cycle) 6/9 ...

Page 7

TSSOP48 MECHANICAL DATA mm. DIM. MIN 0. 0.17 c 0.09 D 12.4 E 8.1 BSC E1 6.0 e 0.5 BSC K 0˚ PIN 1 IDENTIFICATION 1 TYP MAX. MIN. 1.2 ...

Page 8

Tape & Reel TSSOP48 MECHANICAL DATA DIM. MIN 12 8.7 Bo 13.1 Ko 1.5 Po 3.9 P 11.9 8/9 mm. TYP MAX. MIN. 330 13.2 0.504 0.795 2.362 30.4 8.9 0.343 ...

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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