LTC1544 Linear Technology, LTC1544 Datasheet - Page 20

• Manufacturer Part Number: LTC1544
• Description: Software-Selectable Multiprotocol Transceiver
• Manufacturer: Linear Technology

PACKAGE DESCRIPTIO
LTC1544
RELATED PARTS
PART NUMBER
LTC1321
LTC1334
LTC1343
LTC1344A
LTC1345
LTC1346A
LTC1543
LTC1546
20
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone] www.linear-tech.com
(0.005 – 0.009)
**
*
0.13 – 0.22
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
DESCRIPTION
Dual RS232/RS485 Transceiver
Single 5V RS232/RS485 Multiprotocol Transceiver
Software-Selectable Multiprotocol Transceiver
Software-Selectable Cable Terminator
Single Supply V.35 Transceiver
Dual Supply V.35 Transceiver
Software-Selectable Multiprotocol Transceiver
Multiprotocol Transceiver with Termination
(0.205 – 0.212)
5.20 – 5.38**
(0.022 – 0.037)
0.55 – 0.95
U
Dimensions in inches (millimeters) unless otherwise noted.
0 – 8
28-Lead Plastic SSOP (0.209)
(LTC DWG # 05-08-1640)
G Package
(0.0256)
0.65
BSC
28
1 2 3 4 5 6 7 8 9 10 11 12
COMMENTS
Two RS232 Driver/Receiver Pairs or Two RS485 Driver/Receiver Pairs
Two RS232 Driver/Receiver or Four RS232 Driver/Receiver Pairs
4-Driver/4-Receiver for Data and Clock Signals
Perfect for Terminating the LTC1543
3-Driver/3-Receiver for Data and Clock Signals
3-Driver/3-Receiver for Data and Clock Signals
Companion to LTC1544 for Data and Clock Signals
Companion to LTC1544 for Data and Clock Signals
(0.010 – 0.015)
0.25 – 0.38
27
26
25
24
(0.397 – 0.407)
10.07 – 10.33*
23
22 21 20 19 18 17 16 15
1544fa LT/TP 0100 2K REV A • PRINTED IN USA
13
LINEAR TECHNOLOGY CORPORATION 1998
(0.002 – 0.008)
14
0.05 – 0.21
(0.068 – 0.078)
1.73 – 1.99
(0.301 – 0.311)
G28 SSOP 1098
7.65 – 7.90