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LT1781CSW#PBF

P1-P3P4-P6P7-P9P10-P12
10
LT1780/LT1781
PACKAGE DESCRIPTIO
U
Dimensions in inches (millimeters) unless otherwise noted.
SW Package
18-Lead Plastic Small Outline (Wide 0.300)
(LTC DWG # 05-08-1620)
S18 (WIDE) 0396
SEE NOTE
0.447 – 0.463*
(11.354 – 11.760)
15
14 13
12
11
10
16
9
1
23
4
5
6
78
0.394 – 0.419
(10.007 – 10.643)
1718
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
*
**
11
LT1780/LT1781
PACKAGE DESCRIPTIO
U
Dimensions in inches (millimeters) unless otherwise noted.
S Package
16-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
0.016 – 0.050
0.406 – 1.270
0.010 – 0.020
(0.254 – 0.508)
× 45°
0° – 8° TYP
0.008 – 0.010
(0.203 – 0.254)
1
2
3
4
5
6
7
8
0.150 – 0.157**
(3.810 – 3.988)
16
15
14
13
0.386 – 0.394*
(9.804 – 10.008)
0.228 – 0.244
(5.791 – 6.197)
12
11 10
9
S16 0695
0.053 – 0.069
(1.346 – 1.752)
0.014 – 0.019
(0.355 – 0.483)
0.004 – 0.010
(0.101 – 0.254)
0.050
(1.270)
TYP
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
*
**
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
12
LT1780/LT1781
17801f LT/TP 0498 4K • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 1998
U
TYPICAL APPLICATIO
Supporting an LT1039 (Triple Driver/Receiver)
30k
30k
RS232 OUTPUT
RS232 OUTPUT
RS232 INPUT
RS232 INPUT
1780/81 • TA04
LT1039
TTL INPUT
30k
RS232 INPUT
V
CC
TTL INPUT
TTL INPUT
TTL OUTPUT
TTL OUTPUT
TTL OUTPUT
ON/OFF
RS232 OUTPUT
5k
RS232 OUTPUT
RS232 INPUT
LT1780
TTL INPUT
5k
RS232 INPUT
V
CC
TTL INPUT
TTL OUTPUT
TTL OUTPUT
ON/OFF
RS232 OUTPUT
1µF
2
4
1µF
5
6
3
7
18 17
1µF 1µF
GND
16
GND
10
V
+
V
–
1
9
18 17
5V
SHUTDOWN
C2
–
C2
+
C1
–
C1
+
V
+
V
–
11
12
13
10
15
14
9
8
12
14
16
11
13
15
7
5
3
8
6
4
RELATED PARTS
PART NUMBER DESCRIPTION COMMENTS
LT1137A 3Driver/5Receiver RS232 Transceiver IEC-1000-4-2 Level 4 ESD Compliance
LTC1383 5V Low Power RS232 2Driver/2Receiver Transceiver Low Supply Current I
CC
= 220µA
LTC1387 Single 5V RS232/RS485 Multiprotocol Transceiver Configurable as Dual RS232 or Single RS485 Transceiver
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear-tech.com
P1-P3P4-P6P7-P9P10-P12

LT1781CSW#PBF

Mfr. #:
Buy LT1781CSW#PBF
Manufacturer:
Analog Devices Inc.
Description:
RS-232 Interface IC 15kV L/P 5V RS232 DualDx/Rx
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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