MAX202

5V DUAL RS232 LINE DRIVER/RECEIVER

WITH ±15kV ESD PROTECTION

SLLS576D − JULY 2003 − REVISED JANUARY 2004

4

POST OFFICE BOX 655303

DRIVER SECTION

electrical characteristics over recommended ranges of supply voltage and operating free-air

temperature (unless otherwise noted) (see Note 4 and Figure 4)

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

UNIT

VOH

High-level output voltage

DOUT at RL = 3 kΩ to GND,

DIN = GND

5

9

V

VOL

Low-level output voltage

DOUT at RL = 3 kΩ to GND,

DIN = VCC

−5

−9

V

IIH

High-level input current

VI = VCC

15

200

µA

IIL

Low-level input current

VI at 0 V

−15

−200

µA

IOS‡

Short-circuit output current

VCC = 5.5 V,

VO = 0 V

±10

±60

mA

ro

Output resistance

VCC, V+, and V− = 0 V,

VO = ±2 V

300

W

† All typical values are at VCC = 5 V, and TA = 25°C.

‡ 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.

NOTE 4: Test conditions are C1−C4 = 0.1

µF at VCC = 5 V ± 0.5 V.

switching characteristics over recommended ranges of supply voltage and operating free-air

temperature (unless otherwise noted) (see Note 4 and Figure 4)

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

UNIT

Maximum data rate

CL = 50 to1000 pF,

One DOUT switching,

RL = 3 kΩ to 7 kΩ,

See Figure 1

120

kbit/s

tPLH (D)

Propagation delay time,

low- to high-level output

CL = 2500 pF,

All drivers loaded,

RL = 3 kΩ,

See Figure 1

2

µs

tPHL (D)

Propagation delay time,

high- to low-level output

CL = 2500 pF,

All drivers loaded,

RL = 3 kΩ,

See Figure 1

2

µs

tsk(p)

Pulse skew§

CL = 150 pF to 2500 pF,

RL = 3 kΩ to 7 kΩ,

See Figure 2

300

ns

SR(tr)

Slew rate, transition region

(see Figure 1)

CL = 50 pF to 1000 pF,

VCC = 5 V

RL = 3 kΩ to 7 kΩ,

3

6

30

V/

µs

† All typical values are at VCC = 5 V, and TA = 25°C.

§ Pulse skew is defined as |tPLH − tPHL| of each channel of the same device.

NOTE 4: Test conditions are C1−C4 = 0.1

µF at VCC = 5 V ± 0.5 V.

ESD protection

PIN

TEST CONDITIONS

TYP

UNIT

DOUT, RIN

Human-Body Model

±15

kV