7

LTC1349

PACKAGE DESCRIPTIO

Dimensions in inches (millimeters) unless otherwise noted.

G Package

28-Lead SSOP

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)

(NOTE 2)

× 45°

0.010 – 0.029

(0.254 – 0.737)

0.005

(0.127)

RAD MIN

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)

NOTE 1

0.697 – 0.712

(17.70 – 18.08)

(NOTE 2)

0.394 – 0.419

(10.007 – 10.643)

1

23

4

5

6

78

9 10 11 12

14

13

25

26

22 21 20 19 18 17 16 15

23

24

27

28

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.

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

MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.006 INCH (0.15mm).

S Package

28-Lead SOL

N Package

28-Lead Plastic DIP

0.505 – 0.560

(12.827 – 14.224)

1.455

(36.957)

MAX

12

3

4

5

6

7

8

9

10

27

19

20

21

22

24

23

25

26

28

11

12

13

14

15

16

17

18

0.009 – 0.015

(0.229 – 0.381)

0.625

+0.025

–0.015

+0.635

–0.381

15.87

()

0.600 – 0.625

(15.240 – 15.875)

0.070

(1.778)

TYP

0.015

(0.381)

MIN

0.125

(3.175)

MIN

0.130 ± 0.005

(3.302 ± 0.127)

0.018 ± 0.003

(0.457 ± 0.076)

0.035 – 0.080

(0.889 – 2.032)

0.100 ± 0.010

(2.540 ± 0.254)

0.045 – 0.065

(1.143 – 1.651)

0.301 – 0.311

(7.65 – 7.90)

12 3 4 5 6 7 8 9 10 11 12

14

13

0.397 – 0.407*

(10.07 – 10.33)

25

26

22 21 20 19 18 17 16 15

23

24

27

28

0.045

(1.14)

0.045

(1.14)

0.068 – 0.078

(1.73 – 1.99)

0.002 – 0.008

(0.05 – 0.21)

0.0256

(0.65)

BSC

0.010 – 0.015

(0.25 – 0.38)

0.005 – 0.009

(0.13 – 0.22)

0° – 8°

0.022 – 0.037

(0.55 – 0.95)

0.205 – 0.212*

(5.20 – 5.38)

*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.

MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.006 INCH (0.15mm).

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 represen-

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