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AUTO-POWERDOWN SECTION

Switching Characteristics

TRSF3221E

3-V TO 5.5-V SINGLE-CHANNEL RS-232 1-Mbit/s LINE DRIVER/RECEIVER

WITH

±15-kV IEC ESD PROTECTION

SLLS822 – JULY 2007

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Electrical Characteristics

over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 5)

PARAMETER

TEST CONDITIONS

MIN

MAX

UNIT

Receiver input threshold

FORCEON = GND,

2.7

V

for INVALID high-level output voltage

Receiver input threshold

FORCEON = GND,

–2.7

V

for INVALID high-level output voltage

Receiver input threshold

FORCEON = GND,

–0.3

0.3

V

for INVALID low-level output voltage

INVALID high-level output voltage

V

INVALID low-level output voltage

0.4

V

over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 5)

PARAMETER

UNIT

Propagation delay time, low- to high-level output

1

μs

Propagation delay time, high- to low-level output

30

μs

Supply enable time

100

μs

(1)

8

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