8

LT1330

© LINEAR TECHNOLOGY CORPORATION 1992

1330fa LT/TP 1098 2K REV A • PRINTED IN USA

Typical Mouse Driving Application

1330 TA03

1.0

µF

2

× 0.1µF

0.1

µF

DB9

LT1330

1

2

3

4

5

6

7

8

9

10

11

12

13

14

DRIVER 1 OUT

RX1 IN

DRIVER 2 OUT

RX2 IN

RX3 IN

RX4 IN

DRIVER 3 OUT

RX5 IN (LOW-Q)

ON/OFF

28

27

26

25

24

23

22

21

20

19

18

17

16

15

2

× 0.1µF

DRIVER 1 IN

RX1 OUT

DRIVER 2 IN

RX2 OUT

RX3 OUT

RX4 OUT

DRIVER 3 IN

RX5 OUT (LOW-Q)

GND

DRIVER DISABLE

MOUSE

LOGIC “0”

LOGIC “0”

MOUSE DATA

LOGIC “1”

DCD

DSR

RX

RTS

TX

CTS

DTR

RI

(1)

(9)

(5)

OPTICS

LOGIC

NW Package

28-Lead PDIP (Wide 0.600)

(LTC DWG # 05-08-1520)

Dimensions in inches (millimeters) unless otherwise noted.

PACKAGE DESCRIPTIO

N28 1197

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

0.070

(1.778)

TYP

0.015

(0.381)

MIN

0.125

(3.175)

MIN

0.150

± 0.005

(3.810

± 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)

0.009 – 0.015

(0.229 – 0.381)

0.625

+0.035

–0.015

+0.889

–0.381

15.87

()

0.600 – 0.625

(15.240 – 15.875)

*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.

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

RELATED PARTS

PART NUMBER

DESCRIPTION

COMMENTS

LT1137A

5V RS232 Transceiver

IEC-1000-4-2 ESD Compliant

LT1237

RS232 Transceiver

1 Receiver Active in Shutdown

LT1780/LT1781

2 Driver/2 Receiver RS232 Transceivers

IEC-1000-4-2 ESD Compliant

SW Package

28-Lead Plastic Small Outline (Wide 0.300)

(LTC DWG # 05-08-1620)

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

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

S28 (WIDE) 0996

NOTE 1

0.697 – 0.712*

(17.70 – 18.08)

1

23

4

5

6

78

0.394 – 0.419

(10.007 – 10.643)

910

25

26

11 12

22 21 20 19 18 17 16 15

23

24

14

13

27

28

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

*

**