SP3221E(2014) Ver la hoja de datos (PDF) - Exar Corporation

Número de pieza

componentes Descripción

Fabricante

SP3221E
(Rev.:2014)

Intelligent +3.0V to +5.5V RS-232 Transceiver

Exar Corporation 

TIMING CHARACTERISTICS

Unless otherwise noted, the following specifications apply for VCC = +3.0V to +5.5V with TAMB = TMIN to TMAX.

Typical values apply at VCC = +3.3V or +5.0V and TAMB = 25°C.

PARAMETER

AC CHARACTERISTICS

MIN. TYP. MAX. UNITS CONDITIONS

Data Rate

Receiver Propagation Delay

tPHL and tPLH

Receiver Output Enable Time

Receiver Output Disable Time

Driver Skew

Receiver Skew

Transition-Region Slew Rate

250

0.15

200

kbps

µs

ns

RL = 3kΩ, CL = 1000pF,

Receiver input to Receiver output,

CL = 150pF

Normal Operation

200

ns Normal Operation

350

800

ns

│tPHL - tPLH│, RL = 3kΩ,

CL = 1000pF

50

800

ns

│tPHL - tPLH│, CL = 150pF

6

30

V/µs Vcc = 3.3V, RL = 3kΩ, CL = 150pF

to 1000pF, TAMB = 25°C, measure-

ments taken from -3.0V to +3.0V

or +3.0V to -3.0V

Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (510)668-7000 • www.exar.com



SP3221E_102_091014

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