74VHCT16245ATTR STMicroelectronics, 74VHCT16245ATTR Datasheet

IC TXRX BUS 16-BIT 3ST 48-TSSOP

74VHCT16245ATTR

Manufacturer Part Number
74VHCT16245ATTR
Description
IC TXRX BUS 16-BIT 3ST 48-TSSOP
Manufacturer
STMicroelectronics
Series
74VHCTr
Datasheet

Specifications of 74VHCT16245ATTR

Logic Type
Transceiver, Non-Inverting
Number Of Elements
2
Number Of Bits Per Element
8
Current - Output High, Low
8mA, 8mA
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-55°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
48-TSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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Part Number:
74VHCT16245ATTR
Manufacturer:
ST
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DESCRIPTION
The 74VHCT16245A is an advanced high-speed
CMOS 16-BIT BUS TRANSCEIVER (3-STATE)
fabricated with sub-micron silicon gate and
double-layer metal wiring C
This IC is intended for two-way asynchronous
communication
direction of data transmission is determined by
DIR input. The enable input G can be used to
disable the device so that the busses are
effectively isolated.
All inputs and outputs are equipped with
protection circuits against static discharge, giving
them 2KV ESD immunity and transient excess
voltage.
All floating bus terminals during High Z State must
be held HIGH or LOW.
July 2003
HIGH SPEED: t
LOW POWER DISSIPATION:
I
COMPATIBLE WITH TTL OUTPUTS:
V
POWER DOWN PROTECTION ON INPUTS
& OUTPUTS
SYMMETRICAL OUTPUT IMPEDANCE:
|I
BALANCED PROPAGATION DELAYS:
t
OPERATING VOLTAGE RANGE:
V
IMPROVED LATCH-UP IMMUNITY
LOW NOISE: V
CC
PLH
OH
IH
CC
= 4 A (MAX.) at T
= 2V (MIN.), V
| = I
(OPR) = 4.5V to 5.5V
t
PHL
OL
= 8 mA (MIN)
between
OLP
PD
IL
= 4.5 ns (TYP.) at V
= 0.9V (MAX.)
= 0.8V (MAX)
A
=25°C
2
MOS technology.
WITH 3-STATE OUTPUTS (NON INVERTED)
data
busses;
CC
= 5V
the
ORDER CODES
PIN CONNECTION
PACKAGE
16-BIT BUS TRANSCEIVER
TSSOP
74VHCT16245A
TUBE
TSSOP
74VHCT16245ATTR
T & R
1/10

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74VHCT16245ATTR Summary of contents

Page 1

... ESD immunity and transient excess voltage. All floating bus terminals during High Z State must be held HIGH or LOW. July 2003 16-BIT BUS TRANSCEIVER = 5V CC ORDER CODES PACKAGE TSSOP PIN CONNECTION busses; the 74VHCT16245A TSSOP TUBE T & R 74VHCT16245ATTR 1/10 ...

Page 2

INPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No SYMBOL NAME AND FUNCTION 1 1DIR Directional Control 1B1 to 1B8 Data Inputs/Outputs 11, 12 13, 14, 16, 17, 2B1 to 2B8 Data Inputs/Outputs 19, 20, ...

Page 3

ABSOLUTE MAXIMUM RATINGS Symbol V Supply Voltage Input Voltage (DIR BUS I/O Voltage (see note 1) I BUS I/O Voltage (see note 2) I Input Diode Current IK I ...

Page 4

DC SPECIFICATIONS Symbol Parameter V V High Level Input 4 Voltage V Low Level Input 4 Voltage V High Level Output OH Voltage V Low Level Output OL Voltage Ioz High Impedance Output Leakage Current ...

Page 5

CAPACITIVE CHARACTERISTICS Symbol Parameter C Input Capacitance IN Bus Input C I/O Capacitance C Power Dissipation PD Capacitance (note defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current ...

Page 6

TEST CIRCUIT PLH PHL PZL PLZ PZH PHZ C =15/ 50pF or equivalent (includes jig and probe capacitance equivalent ...

Page 7

WAVEFORM 2: OUTPUT ENABLE AND DISABLE TIME (f=1MHz; 50% duty cycle) 74VCHT16245A 7/10 ...

Page 8

DIM. MIN 0. 0.17 c 0. 0˚ PIN 1 IDENTIFICATION 1 8/10 TSSOP48 MECHANICAL DATA mm. TYP MAX. 1.2 0.15 0.9 0.27 ...

Page 9

Tape & Reel TSSOP48 MECHANICAL DATA mm. DIM. MIN 12 8.7 Bo 13.1 Ko 1.5 Po 3.9 P 11.9 TYP MAX. MIN. 330 13.2 0.504 0.795 2.362 30.4 8.9 0.343 13.3 0.516 ...

Page 10

... 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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