ltc1387csw-trpbf Linear Technology Corporation, ltc1387csw-trpbf Datasheet - Page 12

• Manufacturer Part Number: ltc1387csw-trpbf
• Description: Single 5v Rs232/rs485 Multiprotocol Transceiver
• Manufacturer: Linear Technology Corporation

PACKAGE
LTC1387
RELATED PARTS
PART NUMBER
LTC485
LT
LTC1320
LTC1321/LTC1322/LTC1335
LTC1323
LTC1334
LTC1347
AppleTalk and LocalTalk are registered trademarks of Apple Computer Corp.
12
NOTE:
1. CONTROLLING DIMENSION: MILLIMETERS
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
**
(.0035 – .010)
*
0.09 – 0.25
DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED .152mm (.006") PER SIDE
DIMENSIONS DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED .254mm (.010") PER SIDE
®
1137A
(0.229 – 0.330)
NOTE:
1. PIN 1 IDENT, NOTCH ON TOP AND CAVITIES ON THE BOTTOM OF PACKAGES ARE THE MANUFACTURING OPTIONS.
0.009 – 0.013
**
*
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
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417 [phone]
FAX: [phone] TELEX: 499-3977 www.linear-tech.com
(.197 – .221)
5.00 – 5.60**
(.022 – .037)
MILLIMETERS
0.55 – 0.95
(0.254 – 0.737)
(INCHES)
0.010 – 0.029
NOTE 1
(7.391 – 7.595)
0.291 – 0.299**
DESCRIPTION
(0.406 – 1.270)
0.016 – 0.050
45
DESCRIPTION
Low Power RS485 Interface Transceiver
Low Power RS232 Transceiver
AppleTalk
RS232/EIA562/RS485 Transceivers
Single 5V AppleTalk Transceiver
Single Supply RS232/RS485 Transceiver
5V Low Power RS232 Transceiver
0 – 8
(.0256)
0.65
BSC
0 – 8 TYP
®
(2.362 – 2.642)
0.093 – 0.104
(.009 – .015)
Transceiver
0.22 – 0.38
(1.270)
U
0.050
TYP 0.014 – 0.019
20-Lead Plastic Small Outline (Wide 0.300)
(0.356 – 0.482)
Dimensions in inches (millimeters) unless otherwise noted.
TYP
(Reference LTC DWG # 05-08-1640)
20-Lead Plastic SSOP (5.3mm)
(LTC DWG # 05-08-1620)
(.002)
G20 SSOP 0802
0.05
(.079)
SW Package
2.0
G Package
20
1 2 3 4 5 6 7 8 9 10
19
18
(0.940 – 1.143)
0.037 – 0.045
COMMENTS
Single 5V Supply, Wide Common Mode Range
AppleTalk /LocalTalk
Configurable
AppleTalk /LocalTalk Compliant 10kV ESD
Single 5V Supply, Configurable
Three Drivers/Five Receivers, Five Receivers Alive in Shutdown
(.272 – .295 )
17
6.90 – 7.50*
15kV IEC-1000-4-2 ESD Protection, Three Drivers, Five Receivers
(0.102 – 0.305)
0.004 – 0.012
16
15
14 13 12 11
NOTE 1
20
1
19
2
®
(.291 – .323)
7.40 – 8.20
Compliant
18
3
17
(12.598 – 13.005)
4
0.496 – 0.512*
sn1387 1387fs LT/GP 0197 7K • PRINTED IN USA
16
5
7.8 – 8.2
15
0.42 0.03
LINEAR TECHNOLOGY CORPORATION 1997
6
RECOMMENDED SOLDER PAD LAYOUT
14
7
13
8
12
9
11
10
(10.007 – 10.643)
0.394 – 0.419
S20 (WIDE) 0396
1.25 0.12
5.3 – 5.7
0.65 BSC