12
LT1130A/LT1140A Series
Dimensions in inches (millimeters) unless otherwise noted.
LINEAR TECHNOLOGY CORPORATION 1993
1130asfb LT/TP 0799 2K REV B PRINTED IN USA
PACKAGE DESCRIPTIO
U
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417q (408)432-1900
FAX: (408) 434-0507q TELEX: 499-3977 q www.linear-tech.com
5V VCC
1
F
1
F
TO
RS232
LINE
LT1133A
1
2
3
4
5
6
7
8
9
10
11
12
DRIVER OUT
RX IN
DRIVER OUT
RX IN
DRIVER OUT
RX IN
24
23
22
21
20
19
18
17
16
15
14
13
1
F
DRIVER IN
RX OUT
DRIVER IN
RX OUT
DRIVER IN
RX OUT
V–
V+
GND
C1+
C1–
C2–
C2+
TO
LOGIC
TO
RS232
LINE
LT1130A TA05
LT1141A
1
2
3
4
5
6
7
8
9
10
11
12
5V VCC
NC
RX IN
DRIVER OUT
RX IN
DRIVER OUT
RX IN
DRIVER OUT
RX IN
ON/OFF
24
23
22
21
20
19
18
17
16
15
14
13
NC
RX OUT
DRIVER IN
RX OUT
DRIVER IN
RX OUT
DRIVER IN
RX OUT
DRIVER
DISABLE
V–
V+
TO
LOGIC
1
F
GND
+
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LT1180A/LT1181A
2-Driver/2-Receiver RS232 Transceivers
Single 5V Supply with 0.1
F Capacitors
LT1237
3-Driver/5-Receiver RS232 Transceiver
Lower Power Upgrade for LT1137A
LTC1327
3-Driver/5-Receiver RS562 Transceiver
3.3V Operation
LTC1337
3-Driver/5-Receiver RS232 Transceiver
Ultralow Power for DTE Applications
LTC1338
5-Driver/3-Receiver RS232 Transceiver
Ultralow Power for DCE Applications
LTC1348
3-Driver/5-Receiver RS232 Transceiver
3.3V to 5V Operation
TYPICAL APPLICATION
U
Sharing Power Supply Generator with a Second Transceiver
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
S28 (WIDE) 0996
NOTE 1
0.697 – 0.712*
(17.70 – 18.08)
1
23
4
5
6
78
0.394 – 0.419
(10.007 – 10.643)
910
25
26
11 12
22 21 20 19 18 17 16 15
23
24
14
13
27
28
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
*
**
SW Package
28-Lead Plastic Small Outline (Wide 0.300)
(LTC DWG # 05-08-1620)