3

Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-7000 • Fax (50)668-707 • www.exar.com SP206, 207, 208, 2_0_060

Parameter

TEST CONDITIONS

MIN

TYP

MAX

Unit

DYNAMIC CHARACTERISTICS

Receiver Propagation Delay

RS-232 to TTL,

.5

μs

Instantaneous Slew Rate

C

30

V/ μs

Transition Region Slew Rate

C

Measured from +3V to -3V or

-3V to +3V

5

V/ μs

Output Enable Time

400

ns

Output Disable Time

250

ns

POWER REQUIREMENTS

Vcc (SP207)

4.75

5.00

5.25

Volts

Vcc (SP206, SP208 and SP2)

4.50

5.00

5.5

Volts

Vcc Power Supply Current

4

0

mA

Vcc Power Supply Current, Loaded

All Transmitters RL = 3kΩ,

20

mA

Shutdown Supply Current



0

μA

ENVIRONMENTAl AND MECHANICAl

Operating Temperature, Commercial, _C

0

+70

°C

Operating Temperature, Extended, _E

-40

+85

°C

Storage Temperature

-65

+50

°C

Package _A

Shrink (SSOP) small outline

Package _T

Wide (SOIC) small outline

ElECTRICAl CHARACTERISTICS

Transmitter Output

R

Transmitter Output

R

Receiver Output