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MC74LVX245

Description
LOW-VOLTAGE CMOS
File Size96KB,7 Pages
ManufacturerON Semiconductor
Websitehttp://www.onsemi.cn
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MC74LVX245 Overview

LOW-VOLTAGE CMOS

MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Octal Bus Transceiver
With 5V-Tolerant Inputs
The MC74LVX245 is an advanced high speed CMOS octal bus
transceiver.
It is intended for two–way asynchronous communication between data
buses. The direction of data transmission is determined by the level of the
T/R input. The output enable pin (OE) can be used to disable the device,
so that the buses are effectively isolated.
All inputs are equipped with protection circuits against static discharge.
MC74LVX245
LOW–VOLTAGE CMOS
LVX
DW SUFFIX
20–LEAD SOIC PACKAGE
CASE 751D–04
DT SUFFIX
20–LEAD TSSOP PACKAGE
CASE 948E–02
High Speed: tPD = 4.7ns (Typ) at VCC = 3.3V
Low Power Dissipation: ICC = 4µA (Max) at TA = 25°C
Power Down Protection Provided on Inputs
Balanced Propagation Delays
Low Noise: VOLP = 0.8V (Max)
Pin and Function Compatible with Other Standard Logic Families
Latchup Performance Exceeds 300mA
ESD Performance: HBM > 2000V; Machine Model > 200V
APPLICATION NOTES
1. Do not force a signal on an I/O pin when it is an active output, damage may
occur.
2. All floating (high impedence) input or I/O pins must be fixed by means of
pull up or pull down resistors or bus terminator ICs.
3. A parasitic diode is formed between the bus and VCC terminals. Therefore,
the LVX245 cannot be used to interface 5V to 3V systems directly.
VCC
20
OE
19
B0
18
B1
17
B2
16
B3
15
B4
14
B5
13
B6
12
B7
11
M SUFFIX
20–LEAD SOIC EIAJ PACKAGE
CASE 967–01
PIN NAMES
Pins
1
T/R
2
A0
3
A1
4
A2
5
A3
6
A4
7
A5
8
A6
9
A7
10
GND
OE
T/R
A0–A7
B0–B7
Function
Output Enable Input
Transmit/Receive Input
Side A 3–State Inputs or 3–State
Outputs
Side B 3–State Inputs or 3–State
Outputs
Figure 1. 20–Lead Pinout
(Top View)
6/97
©
Motorola, Inc. 1997
1
REV 0

MC74LVX245 Related Products

MC74LVX245 MC74LVX245DW MC74LVX245DT
Description LOW-VOLTAGE CMOS LOW-VOLTAGE CMOS LOW-VOLTAGE CMOS
Is it Rohs certified? - incompatible conform to
Maker - ON Semiconductor ON Semiconductor
Parts packaging code - SOIC TSSOP
package instruction - SOP, SOP20,.4 TSSOP, TSSOP20,.25
Contacts - 20 20
Reach Compliance Code - _compli unknow
Other features - WITH DIRECTION CONTROL WITH DIRECTION CONTROL
Control type - COMMON CONTROL COMMON CONTROL
Counting direction - BIDIRECTIONAL BIDIRECTIONAL
series - LV/LV-A/LVX/H LV/LV-A/LVX/H
JESD-30 code - R-PDSO-G20 R-PDSO-G20
JESD-609 code - e0 e4
length - 12.8 mm 6.5 mm
Logic integrated circuit type - BUS TRANSCEIVER BUS TRANSCEIVER
MaximumI(ol) - 0.004 A 0.004 A
Humidity sensitivity level - 1 1
Number of digits - 8 8
Number of functions - 1 1
Number of ports - 2 2
Number of terminals - 20 20
Maximum operating temperature - 85 °C 85 °C
Minimum operating temperature - -40 °C -40 °C
Output characteristics - 3-STATE 3-STATE
Output polarity - TRUE TRUE
Package body material - PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code - SOP TSSOP
Encapsulate equivalent code - SOP20,.4 TSSOP20,.25
Package shape - RECTANGULAR RECTANGULAR
Package form - SMALL OUTLINE SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
method of packing - RAIL RAIL
Peak Reflow Temperature (Celsius) - NOT SPECIFIED NOT SPECIFIED
power supply - 3.3 V 3.3 V
Prop。Delay @ Nom-Su - 11.5 ns 11.5 ns
propagation delay (tpd) - 17 ns 17 ns
Certification status - Not Qualified Not Qualified
Maximum seat height - 2.65 mm 1.2 mm
Maximum supply voltage (Vsup) - 3.6 V 3.6 V
Minimum supply voltage (Vsup) - 2 V 2 V
Nominal supply voltage (Vsup) - 2.7 V 2.7 V
surface mount - YES YES
technology - CMOS CMOS
Temperature level - INDUSTRIAL INDUSTRIAL
Terminal surface - Tin/Lead (Sn/Pb) Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal form - GULL WING GULL WING
Terminal pitch - 1.27 mm 0.65 mm
Terminal location - DUAL DUAL
Maximum time at peak reflow temperature - NOT SPECIFIED NOT SPECIFIED
translate - N/A N/A
width - 7.5 mm 4.4 mm
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