Datasheet

12
LTC1387
sn1387 1387fs LT/GP 0197 7K • PRINTED IN USA
 LINEAR TECHNOLOGY CORPORATION 1997
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
●
[phone]
FAX: [phone]
●
TELEX: 499-3977
●
www.linear-tech.com
Dimensions in inches (millimeters) unless otherwise noted.
PACKAGE DESCRIPTION
U
SW Package
20-Lead Plastic Small Outline (Wide 0.300)
(LTC DWG # 05-08-1620)
S20 (WIDE) 0396
NOTE 1
0.496 – 0.512*
(12.598 – 13.005)
20
19 18
17
16
15
14 13
1
23
4
5
6
78
0.394 – 0.419
(10.007 – 10.643)
910
1112
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
*
**
RELATED PARTS
PART NUMBER DESCRIPTION COMMENTS
LTC485 Low Power RS485 Interface Transceiver Single 5V Supply, Wide Common Mode Range
LT
®
1137A Low Power RS232 Transceiver ±15kV IEC-1000-4-2 ESD Protection, Three Drivers, Five Receivers
LTC1320 AppleTalk
®
Transceiver AppleTalk/LocalTalk
®
Compliant
LTC1321/LTC1322/LTC1335 RS232/EIA562/RS485 Transceivers Configurable
LTC1323 Single 5V AppleTalk Transceiver AppleTalk /LocalTalk Compliant 10kV ESD
LTC1334 Single Supply RS232/RS485 Transceiver Single 5V Supply, Configurable
LTC1347 5V Low Power RS232 Transceiver Three Drivers/Five Receivers, Five Receivers Alive in Shutdown
AppleTalk and LocalTalk are registered trademarks of Apple Computer Corp.
G Package
20-Lead Plastic SSOP (5.3mm)
(Reference LTC DWG # 05-08-1640)
G20 SSOP 0802
0.09 – 0.25
(.0035 – .010)
0
° – 8°
0.55 – 0.95
(.022 – .037)
5.00 – 5.60**
(.197 – .221)
7.40 – 8.20
(.291 – .323)
1234
5
6
7
8910
6.90 – 7.50*
(.272 – .295 )
1718 14 13 12 1115161920
2.0
(.079)
0.05
(.002)
0.65
(.0256)
BSC
0.22 – 0.38
(.009 – .015)
MILLIMETERS
(INCHES)
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
*
**
NOTE:
1. CONTROLLING DIMENSION: MILLIMETERS
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
0.42 ±0.03 0.65 BSC
5.3 – 5.7
7.8 – 8.2
RECOMMENDED SOLDER PAD LAYOUT
1.25 ±0.12
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