28

LTC1290

1290fcs, sn1290 LT/GP 1098 2K REV C • PRINTED IN USA

©LINEAR TECHNOLOGY CORPORATION 1991

PACKAGE DESCRIPTIO

Dimensions in inches (millimeters) unless otherwise noted.

J Package

20-Lead CERDIP (Narrow 0.300, Hermetic)

(LTC DWG # 05-08-1110)

0.045 – 0.068

(1.143 – 1.727)

FULL LEAD

OPTION

0.023 – 0.045

(0.584 – 1.143)

HALF LEAD

OPTION

CORNER LEADS OPTION

(4 PLCS)

0.015 – 0.060

(0.381 – 1.524)

0.125

(3.175)

MIN

0.014 – 0.026

(0.356 – 0.660)

0.045 – 0.068

(1.143 – 1.727)

0.100

± 0.010

(2.540

± 0.254)

0.200

(5.080)

MAX

0

° – 15°

0.008 – 0.018

(0.203 – 0.457)

0.300 BSC

(0.762 BSC)

NOTE: LEAD DIMENSIONS APPLY TO SOLDER DIP/PLATE

OR TIN PLATE LEADS

J20 1197

3

7

56

10

9

1

4

28

11

20

16

15

17

14

13

12

19

18

0.005

(0.127)

MIN

0.025

(0.635)

RAD TYP

0.220 – 0.310

(5.588 – 7.874)

1.060

(26.924)

MAX

N Package

20-Lead PDIP (Narrow 0.300)

(LTC DWG # 05-08-1510)

N20 1197

0.255

± 0.015*

(6.477

± 0.381)

1.040*

(26.416)

MAX

1

2

3

456

7

8

9

10

19

11

12

13

14

16

15

17

18

20

0.020

(0.508)

MIN

0.125

(3.175)

MIN

0.130

± 0.005

(3.302

± 0.127)

0.065

(1.651)

TYP

0.045 – 0.065

(1.143 – 1.651)

0.018

± 0.003

(0.457

± 0.076)

0.005

(0.127)

MIN

0.100

± 0.010

(2.540

± 0.254)

0.009 – 0.015

(0.229 – 0.381)

0.300 – 0.325

(7.620 – 8.255)

0.325

+0.035

–0.015

+0.889

–0.381

8.255

()

*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.

MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)

SW Package

20-Lead Plastic Small Outline (Wide 0.300)

(LTC DWG # 05-08-1620)

0.037 – 0.045

(0.940 – 1.143)

0.004 – 0.012

(0.102 – 0.305)

0.093 – 0.104

(2.362 – 2.642)

0.050

(1.270)

TYP

0.014 – 0.019

(0.356 – 0.482)

TYP

0

° – 8° TYP

NOTE 1

0.009 – 0.013

(0.229 – 0.330)

0.016 – 0.050

(0.406 – 1.270)

0.291 – 0.299**

(7.391 – 7.595)

× 45°

0.010 – 0.029

(0.254 – 0.737)

NOTE:

1. 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

DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE

DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE

*

**

S20 (WIDE) 0396

0.496 – 0.512*

(12.598 – 13.005)

20 19 18 17 16 15 14 13

0.394 – 0.419

(10.007 – 10.643)

11

12

12345678

10

9

NOTE 1

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

PART NUMBER

DESCRIPTION

COMMENTS

LTC1286/LTC1298

12-Bit, Micropower Serial ADC in SO-8

1- or 2-Channel, Autoshutdown

LTC1293/LTC1294/LTC1296

12-Bit, Multiplexed Serial ADC

6-, 8- or 8-Channel with Shutdown Output

LTC1594/LTC1598

12-Bit, Micropower Serial ADC

4- or 8-Channel, 3V Versions Available

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