Datasheet
12
LTC1518/LTC1519
LINEAR TECHNOLOGY CORPORATION 1997
15189fa LT/TP 0900 2K REV A • PRINTED IN THE USA
PART NUMBER DESCRIPTION COMMENTS
LTC486/LTC487 Low Power Quad RS485 Drivers 10Mbps, – 7V to 12V Common Mode Range
LTC488/LTC489 Low Power Quad RS485 Receivers 10Mbps, –7V to 12V Common Mode Range
LT
®
1016 UltraFast
TM
Precision Comparator Single 5V Supply, 10ns Propagation Delay
LTC1520 High Speed, Precision Quad Differential Line Receiver 50Mbps, ±100mV Threshold, Rail-to-Rail Common Mode
LTC1685/LTC1686/ High Speed, Precision RS485 Transceivers 52Mbps, Pin Compatible with LTC485/490/491
LTC1687
LTC1688/LTC1689 High Speed, RS485 Quad Drivers 100Mbps, Pin Compatible with LTC486/LTC487
UltraFast is a trademark of Linear Technology Corporation.
High Speed Receiver with Hot Swap Control
U
TYPICAL APPLICATIO
+
876
5
1
2
34
8
ON
V
CC
V
CC
ON/RESET
GND
DATA
BUS
SENSE
GNDTIMER
GATE
FB
RESET
LTC1422
CONNECTOR 2
R1
0.005Ω
BACK
PLANE
PLUG-IN
CARD
R2
10Ω
5%
R3
6.81k
1%
R4
2.43k
1%
3.3k
3.3k
C1
0.1µF
C4
2200µF
V
CC
5V
5A
Q1
MTB56N06V
0.1µF
1518 TA03
C2
0.33µF
RESET
µP
16
2
1
6
7
10
9
14
15
8
4
3
5
D7
D6
D5
D4
D3
D2
D1
D0
11
13
LTC1518
+
–
+
–
+
–
+
–
16
2
1
6
7
10
9
14
15
8
4
3
5
11
13
LTC1518
+
–
+
–
+
–
CONNECTOR 1
+
–
RELATED PARTS
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear-tech.com