LTC1337 データシートの表示（PDF） - Linear Technology

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LTC1337

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

Linear Technology 

LTC1337

PACKAGE DESCRIPTIO

SW Package

28-Lead Plastic Small Outline (Wide .300 Inch)

(Reference LTC DWG # 05-08-1620)

.030 ±.005

TYP

N

.050 BSC .045 ±.005

.697 – .712

(17.70 – 18.08)

NOTE 4

28 27 26 25 24 23 22 21 20 19 18 17 16 15

N

.420

.325 ±.005

MIN

NOTE 3

.394 – .419

(10.007 – 10.643)

123

N/2

N/2

RECOMMENDED SOLDER PAD LAYOUT

.005

(0.127)

RAD MIN

.291 – .299

(7.391 – 7.595)

NOTE 4

.010

(0.254

–

–

.029

0.737)

×

45°

1 2 3 4 5 6 7 8 9 10 11 12 13 14

.093 – .104

(2.362 – 2.642)

.037 – .045

(0.940 – 1.143)

0° – 8° TYP

.050

.009 – .013

(0.229 – 0.330)

NOTE 3

.016 – .050

(0.406 – 1.270)

NOTE:

1. DIMENSIONS

IN

INCHES

(MILLIMETERS)

(1.270)

BSC

.014 – .019

(0.356 – 0.482)

TYP

2. DRAWING NOT TO SCALE

3. PIN 1 IDENT, NOTCH ON TOP AND CAVITIES ON THE BOTTOM OF PACKAGES ARE THE MANUFACTURING OPTIONS.

THE PART MAY BE SUPPLIED WITH OR WITHOUT ANY OF THE OPTIONS

4. THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.

MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm)

.004 – .012

(0.102 – 0.305)

S28 (WIDE) 0502

RELATED PARTS

PART NUMBER

LT1137A

LTC1327

LTC1348

DESCRIPTION

5V, 3 Driver, 5 Receiver RS232 Transceiver

3.3V, 3 Driver, 5 Receiver RS562 Transceiver

3.3V to 5V, 3 Driver, 5 Receiver RS232 Transceiver

COMMENTS

±15kV ESD per IEC 1000-4

300µA Supply Current, 0.2µA in Shutdown

True RS232 on 3.3V, 5 Receivers Active in Shutdown

8

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7487

(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com

1337fa

LW/TP 0103 1K REV A • PRINTED IN USA

 LINEAR TECHNOLOGY CORPORATION 1993

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