ST 74V2T384 User Manual

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74V2T384

DUAL HIGH SPEED BUS SWITCH

■ HIGH SPEED: t

■ COMPATIBLE WITH TTL LEVEL

■ LOW POWER DISSIPATION:

I

=1µA(MAX.) atTA=25°C

CC

■ LOW "ON" RESISTANCE at V

R

=7Ω (TYP.) VIN=0VI

ON

R

=20Ω (TYP.) VIN=2.4VI

ON

■ OPERATING VOLTAGE RANGE:

V

(OPR) = 4.0V TO 5.5V

CC

■ 5V TOLERANT ON CONTROL PIN

■ IMPROVED LATCH-UP IMMUNITY

= 0.5ns (TYP.) at VCC=5V

PD

=5.0V:

CC

= 30mA

I/O

= 10mA

I/O

DESCRIPTION

The 74V2T384 is an advanced high-speed CMOS
DUAL HIGH SPEED BUS SWITCH fabricated in
silicon gate C

2

MOS technology. It’s designed to
operate from 4.5V to 5.5V, m aking this device
ideal for portable applications. It’s offers 7Ω
Resistance typical value at V
key feature are fast switching speed (t

=4.5V. Additional

CC

=3.8ns,

ON

SOT23-8L

ORDER CODES

PACKAGE T & R

SOT23-8L 74V2T384STR

t

=3.3ns Typical) and Low Power

OFF

Consumption.
TheOE
switch is ON when the OE
OFF when OE

input is provided to control the s w itch; the

input is held low and

is held high.
It’s available in the c ommercial and extended
temperature range in SOT23-8L pa ckage.

PIN CONNECTION AND IEC LOGIC SYMBOLS

1/7June 2003

74V2T384

INPUT EQUIVALENT CIRCUIT PIN DESCRIPTION

PIN No SYMBOL NAME AND FUNCTION

1, 5 1I/O, 2I/O Independent Input/Output
2, 6 1O/I, 2O/I Independent Output/Input

7, 3 1OE

4 GND Ground (0V)
8

TRUTH TABLE

V

, 2OE

CC

Enable Input (Active
HIGH)

Positive Supply Voltage

OE

SWITCH FUNCTION

LON

H OFF *

* High Impedance State

ABSOLUTE MAXIMUM RATINGS

Symbol Parameter Value Unit

V

V

V

V

I
I

I

OK

I

or I

I

CC

T

T

Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied

Supply Voltage

CC

DC Input Voltage -0.5 to VCC+ 0.5

I

DC Control Input Voltage

IC

DC Output Voltage -0.5 to VCC+ 0.5

O

DC Input Diode Current

IK

DC Control Input Diode Current

IK

DC Output Diode Current
DC Output Current

O

DC VCCor Ground Current

GND

Storage Temperature

stg

Lead Temperature (10 sec)

L

-0.5 to +7.0 V
V

-0.5 to +7.0 V
V

± 20 mA

-20 mA

± 20 mA
± 50 mA
± 50 mA

-65 to +150 °C

300 °C

RECOMMENDED OPERATING CONDITIONS

Symbol Parameter Value Unit

V

V

V

V

T

dt/dv

1) VINfrom0.8V to 2Von control pin

Supply Voltage

CC

Input Voltage 0 to V

I

Control Input Voltage

IC

Output Voltage 0 to V

O

Operating Temperature

op

Input Rise and Fall Time (note 1) V

CC

= 5.0V

4.0 to 5.5 V

CC

0 to 5.5 V

CC

-55 to 125 °C
0 to 20 ns/V

2/7

V

V

DC SPECIFICATIONS

Symbol Parameter

V

V

R

R

I

∆I

High Level Input

IH

Voltage

V

Low Level Input

IL

Voltage
High Level Input

IH

Voltage
Low Level Input

V

IL

Voltage
ON Resistance

ON

ON Resistance

ON

Input/Output

OFF

Leakage Current
(SWITCH OFF)

Control Input

I

IN

Leakage Current
Quiescent Supply

I

CC

Current
Increase Quiescent

CC

Supply Current per
Control Input

74V2T384

Test Condition Value

= 25°C

T

V

(V)

5.0

5.0

CC

(*)

(*)

A

Min. Typ. Max. Min. Max. Min. Max.

222V

4.0 2 2 2 V

4.0 0.8 0.8 0.8 V

4.5

4.5

VIC=V

V

I/O

I

≤ 30mA

I/O

VIC=V

V

I/O

I

≤ 10mA

I/O

IL

=GND

IL

= 2.4V

71015V

20 40 60 V

5.5 VOS=VCCto GND
V

IS=VCC

0to

VIC= 5.5V or GND

5.5

V

5.5

I=VCC

V

other V

5.5

V

IC=VIH

IC=VCC

IC=VCC

to GND

or GND

-2.1V
or

GND

-40 to 85°C -55 to 125°C

0.8 0.8 0.8 V

±0.1 ± 1 ± 10 µA

± 0.1 ± 1.0 ± 1.0 µA

11020µA

1.35 2.5 3.5 mA

Unit

AC ELECTRICAL CHARACTERISTICS (C

Test Condition Value

Symbol Parameter

t

t

PLZ

t

PHZ

t

PZL

t

PZH

(*) Voltage range is5.0V ± 0.5V

PD

Delay Time

Output Disable
Time

Output Enable
Time

V

(V)

5.0

5.0

5.0

CC

(*)

(*)

(*)

tr=tr=6ns

RL=500Ω

VIN= 2.4V
RL=1KΩ

VIN= 2.4V

= 50pF, Input tr=tf= 3ns)

L

= 25°C

T

A

Min. Typ. Max. Min. Max. Min. Max.

0.5 0.8 1.0 1.5 ns

3.8 6.5 9.0 10.0 ns

3.3 5.0 7.5 8.5 ns

-40 to 85°C -55 to 125°C

Unit

3/7