LTC489C 查看數據表（PDF） - Linear Technology

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LTC489C

Quad RS485 Line Receiver

Linear Technology 

LTC488/LTC489

PACKAGE DESCRIPTION

SW Package

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

(Reference LTC DWG # 05-08-1620)

.030 ±.005

TYP

N

.050 BSC .045 ±.005

.398 – .413

(10.109 – 10.490)

NOTE 4

16 15 14 13 12 11 10 9

N

.420

.325 ±.005

MIN

NOTE 3

.394 – .419

(10.007 – 10.643)

.005

(0.127)

RAD MIN

123

N/2

RECOMMENDED SOLDER PAD LAYOUT

.291 – .299

(7.391 – 7.595)

NOTE 4

.010

(0.254

–

–

.029

0.737)

×

45°

0° – 8° TYP

N/2

123 45678

.093 – .104

(2.362 – 2.642)

.037 – .045

(0.940 – 1.143)

.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)

S16 (WIDE) 0502

Information furnished by Linear Technology Corporation is believed to be accurate and reliable.

However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-

tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.

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