20
LTC1543
sn1534 1543fas
LW/TP 1002 1K REV A • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 1998
Dimensions in inches (millimeters) unless otherwise noted.
U
PACKAGE DESCRIPTIO
G Package
28-Lead Plastic SSOP (0.209)
(LTC DWG # 05-08-1640)
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
LTC1544 Software-Selectable Multiprotocol Transceiver 4-Driver/4-Receiver for Control Signals Including LL
LTC1545 Software-Selectable Multiprotocol Transceiver 5-Driver/5-Receiver for Control Signals Including LL, RL and TM
LTC1546 Software-Selectable Multiprotocol Transceiver with 3-Driver/3-Receiver for Data and Clock Signals
Termination
LTC2844 3.3V Multiprotocol Transceiver 4-Driver/4-Receiver for Control Signals Including LL
LTC2845 3.3V Multiprotocol Transceiver 5-Driver/5-Receiver for Control Signals Including LL, RL and TM
LTC2846 3.3V Multiprotocol Transceiver with Termination 3-Driver/3-Receiver for Data and Clock Signals
G28 SSOP 0694
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)
0.301 – 0.311
(7.65 – 7.90)
1234
5
6
7
8 9 10 11 12 1413
0.397 – 0.407*
(10.07 – 10.33)
2526 22 21 20 19 18
17
16 1523242728
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)
DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSIONS DO 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
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
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