20
LTC1544
sn1544 1544fas LT/TP 0100 2K REV A • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 1998
RELATED PARTS
PART NUMBER DESCRIPTION COMMENTS
LTC1321 Dual RS232/RS485 Transceiver Two RS232 Driver/Receiver Pairs or Two RS485 Driver/Receiver Pairs
LTC1334 Single 5V RS232/RS485 Multiprotocol Transceiver Two RS232 Driver/Receiver or Four RS232 Driver/Receiver Pairs
LTC1343 Software-Selectable Multiprotocol Transceiver 4-Driver/4-Receiver for Data and Clock Signals
LTC1344A Software-Selectable Cable Terminator Perfect for Terminating the LTC1543
LTC1345 Single Supply V.35 Transceiver 3-Driver/3-Receiver for Data and Clock Signals
LTC1346A Dual Supply V.35 Transceiver 3-Driver/3-Receiver for Data and Clock Signals
LTC1543 Software-Selectable Multiprotocol Transceiver Companion to LTC1544 for Data and Clock Signals
LTC1546 Multiprotocol Transceiver with Termination Companion to LTC1544 for Data and Clock Signals
Dimensions in inches (millimeters) unless otherwise noted.
G28 SSOP 1098
0.13 – 0.22
(0.005 – 0.009)
0
° – 8°
0.55 – 0.95
(0.022 – 0.037)
5.20 – 5.38**
(0.205 – 0.212)
7.65 – 7.90
(0.301 – 0.311)
1234
5
6
7
8 9 10 11 12 1413
10.07 – 10.33*
(0.397 – 0.407)
2526 22 21 20 19 18
17
16 1523242728
1.73 – 1.99
(0.068 – 0.078)
0.05 – 0.21
(0.002 – 0.008)
0.65
(0.0256)
BSC
0.25 – 0.38
(0.010 – 0.015)
NOTE: DIMENSIONS ARE IN MILLIMETERS
DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.152mm (0.006") PER SIDE
DIMENSIONS DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.254mm (0.010") PER SIDE
*
**
G Package
28-Lead Plastic SSOP (0.209)
(LTC DWG # 05-08-1640)
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear-tech.com
U
PACKAGE DESCRIPTIO
