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RECEIVER SECTION

Electrical Characteristics

(1)

Switching Characteristics

(1)

ESD Protection

TRS222

5-V DUAL RS-232 LINE DRIVER/RECEIVER

WITH

±15-kV ESD PROTECTION

SLLS813 – JULY 2007

over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 4)

PARAMETER

TEST CONDITIONS

MIN

MAX

UNIT

High-level output voltage

3.5

V

Low-level output voltage

0.4

V

Positive-going input threshold voltage

1.7

2.4

V

Negative-going input threshold voltage

0.8

1.3

V

0.2

0.5

1

V

Input resistance

3

5

7

k

Ω

(1)

Test conditions are C1–C4 = 0.1

(2)

over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 3)

PARAMETER

TEST CONDITIONS

MIN

MAX

UNIT

Propagation delay time, low- to high-level output

0.6

1

μs

Propagation delay time, high- to low-level output

0.5

1

μs

Receiver (+ to –) propagation delay difference

100

ns

100

ns

(1)

Test conditions are C1–C4 = 0.1

(2)

(3)

PIN

TEST CONDITIONS

TYP

UNIT

DOUT, RIN

Human-Body Model

±15

kV

5

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