SP310AET-L/TR Ver la hoja de datos (PDF) - Exar Corporation

Número de pieza

componentes Descripción

Fabricante

SP310AET-L/TR

Enhanced RS-232 Line Drivers/Receivers

Exar Corporation 

ELECTRICAL CHARACTERISTICS

Vcc=5V ±10%, 0.1μF charge pump capacitors, Tmin to Tmax, unless otherwise noted, Typical values are Vcc=5V

and Ta=25°C

Parameter

TEST CONDITIONS

MIN

TYP

MAX

Unit

DYNAMIC CHARACTERISTICS

Driver Propagation Delay

TTL to RS_232; CL = 50pF

1.5

3.0

μs

Receiver Propagation Delay

RS-232 to TTL,

0.1

1.0

μs

Instantaneous Slew Rate

CL = 10pF, RL = 3-7kΩ

30

V/ μs

Transition Region Slew Rate

CL = 2500pF, RL = 3kΩ;

Measured from +3V to -3V or

-3V to +3V

10

V/ μs

Output Enable Time

Output Disable Time

POWER REQUIREMENTS

Vcc Power Supply Current

Vcc Power Supply Current, Loaded

SP310A and SP312A only

SP310A and SP312A only

No Load, Vcc = 5V, Ta=25°C

All Transmitters RL = 3kΩ,

Ta=25°C

400

ns

250

ns

10

15

mA

25

mA

Shutdown Supply Current

SP310A and SP312A only

Vcc = 5V, Ta=25°C

1

10

μA

PIN ASSIGNMENTS

20 pin PDIP

20 pin WSOIC

18 pin PDIP / WSOIC

18 pin WSOIC

Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (510)668-7000 • Fax (510)668-7017 • www.exar.com SP233A,310A,312A 100_051308



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