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DRIVER SECTION

Switching Characteristics

(1)

ESD Protection

MAX3238E

3-V TO 5.5-V MULTICHANNEL RS-232 LINE DRIVER/RECEIVER

WITH

±15-kV ESD (HBM) PROTECTION

SLLS710A – FEBRUARY 2006 – REVISED APRIL 2006

xxx

over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 6)

PARAMETER

TEST CONDITIONS

UNIT

High-level output voltage

5

5.4

V

Low-level output voltage

–5

–5.4

V

High-level input current

±0.01

±1

µA

Low-level input current

±0.01

±1

µA

±35

±60

mA

±40 ±100

Output resistance

300

10M

Ω

±25

Output leakage current

FORCEOFF = GND

µA

±25

(1)

Testing supply conditions are C1–C4 = 0.1

µF at V

and C2–C4 = 0.33

µF at V

(2)

(3)

Short-circuit durations should be controlled to prevent exceeding the device absolute power dissipation ratings, and not more than one

output should be shorted at a time.

over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 6)

PARAMETER

TEST CONDITIONS

MIN

UNIT

Maximum data rate

250

400

kbit/s

One DOUT switching,

See Figure 1

100

ns

See Figure 2

6

30

Slew rate, transition region

SR(tr)

V/

µs

(see Figure 1)

4

30

(1)

Testing supply conditions are C1–C4 = 0.1

µF at V

and C2–C4 = 0.33

µF at V

(2)

(3)

PARAMETER

TEST CONDITIONS

TYP

UNIT

HBM

±15

DOUT

IEC 61000-4-2, Air-Gap Discharge

±15

kV

IEC 61000-4-2, Contact Discharge

±8

6

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