LTC1338I datasheet(2/8 Pages) LINER

Part #	LTC1338I

Description	5V Low Power RS232 5-Driver/3-Receiver Transceiver

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Manufacturer	LINER [Linear Technology]

Direct Link	http://www.linear.com

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2

LTC1338

A

G

A

U

A

R

BSOLUTEXI

TI

S

PACKAGE/ORDER I FOR ATIO

ORDER PART

NUMBER

1

2

3

4

5

6

7

8

9

10

11

12

13

14

V+

VCC

C1+

C1–

DR1 OUT

DR2 OUT

RX1 IN

DR3 OUT

RX2 IN

DR4 OUT

RX3 IN

DR5 OUT

RX ENABLE

NC

28

27

26

25

24

23

22

21

20

19

18

17

16

15

V –

C2+

C2–

DR1 IN

DR2 IN

RX1 OUT

DR3 IN

RX2 OUT

DR4 IN

RX3 OUT

DR5 IN

GND

DR ENABLE

NC

N PACKAGE

28-LEAD PLASTIC DIP

TOP VIEW

S PACKAGE

28-LEAD PLASTIC SOL

G PACKAGE

28-LEAD SSOP

TJMAX = 125°C, θJA = 96°C/W (G)

TJMAX = 125°C, θJA = 56°C/W (N)

TJMAX = 125°C, θJA = 85°C/W (S)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Any Driver

Output Voltage Swing

3k to GND

Positive

q

5.0

7.0

V

Negative

q

– 5.0

– 6.5

V

Logic Input Voltage Level

Input Low Level (VOUT = High)

q

1.4

0.8

V

Input High Level (VOUT = Low)

q

2.0

1.4

V

Logic Input Current

0

≤ VIN ≤ VCC

q

±5

µA

Output Short-Circuit Current

VOUT = 0V

±12

mA

Output Leakage Current

SHUTDOWN, VOUT = ±20V (Note 3)

q

±10

±500

µA

Any Receiver

Input Voltage Thresholds

Input Low Threshold

q

0.8

1.3

V

Input High Threshold

q

1.7

2.4

V

Hysteresis

q

0.1

0.4

1

V

Input Resistance

– 10V

≤ VIN ≤ 10V

3

5

7

k

Ω

Output Voltage

Output Low, IOUT = – 1.6mA (VCC = 5V)

q

0.2

0.4

V

Output High, IOUT = 160µA (VCC = 5V)

q

3.5

4.8

V

Output Short-Circuit Current

Sinking Current, VOUT = VCC

– 15

– 40

mA

Output Leakage Current

SHUTDOWN, 0

≤ VOUT ≤ VCC (Note 3)

q

110

µA

Power Supply Generator

V+ Output Voltage

IOUT = 0mA

8.0

V

IOUT = 12mA

7.5

V

V– Output Voltage

IOUT = 0mA

– 8.0

V

IOUT = – 12mA

– 7.0

V

Supply Rise Time

SHUTDOWN to Turn-On

0.2

ms

LTC1338CG

LTC1338CN

LTC1338CS

LTC1338IG

LTC1338IN

LTC1338IS

Supply Voltage (VCC) ................................................ 6V

Input Voltage

Driver ....................................... – 0.3V to VCC + 0.3V

Receiver ............................................... – 25V to 25V

Driver/Receiver Enable Pin ........ – 0.3V to VCC + 0.3V

Output Voltage

Driver .................................................... – 25V to 25V

Receiver .................................... – 0.3V to VCC + 0.3V

Short Circuit Duration

V+ ................................................................... 30 sec

V– ................................................................... 30 sec

Driver Output .............................................. Indefinite

Receiver Output .......................................... Indefinite

Operating Temperature Range

Commercial (LTC1338C) ........................ 0

°C to 70°C

Industrial (LTC1338I) ........................ – 40

°C to 85°C

Storage Temperature Range ................ – 65

°C to 150°C

Lead Temperature (Soldering, 10 sec) ................. 300

°C

(Note 1)

VCC = 5V, C1 = C2 = C3 = C4 = 0.1µF, unless otherwise noted.

ELECTRICAL C

C

HARA TERISTICS

C

D

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