LTC1349IG Linear Technology, LTC1349IG Datasheet - Page 8

• Manufacturer Part Number: LTC1349IG
• Description: IC TXRX 5V RS232 LOW PWR 28-SSOP
• Manufacturer: Linear Technology
• Type: Transceiverr

Specifications of LTC1349IG

• Number Of Drivers/receivers: 3/5
• Protocol: RS232
• Voltage - Supply: 4.5 V ~ 5 V
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

PACKAGE DESCRIPTIO
RELATED PARTS
LTC1349
PART NUMBER
LT
LTC1327
LTC1337
LTC1348
8
®
1137A
.030 ±.005
RAD MIN
(0.229 – 0.330)
NOTE:
1. DIMENSIONS IN
2. DRAWING NOT TO SCALE
3. PIN 1 IDENT, NOTCH ON TOP AND CAVITIES ON THE BOTTOM OF PACKAGES ARE THE MANUFACTURING OPTIONS.
4. THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
(0.127)
.009 – .013
.005
THE PART MAY BE SUPPLIED WITH OR WITHOUT ANY OF THE OPTIONS
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm)
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7487
[phone]
TYP
.420
MIN
RECOMMENDED SOLDER PAD LAYOUT
N
1
(MILLIMETERS)
DESCRIPTION
5V, 3 Driver, 5 Receiver RS232 Transceiver
3.3V, 3 Driver, 5 Receiver RS562 Transceiver
5V, 3 Driver, 5 Receiver RS232 Transceiver
3.3V to 5V, 3 Driver, 5 Receiver RS232 Transceiver
(0.254 – 0.737)
FAX
2
.010 – .029
NOTE 3
INCHES
: [phone]
(7.391 – 7.595)
.291 – .299
3
NOTE 4
(0.406 – 1.270)
.016 – .050
× 45°
.050 BSC
WWW
N/2
.linear.com
U
.325 ±.005
.045 ±.005
28-Lead Plastic Small Outline (Wide .300 Inch)
0° – 8° TYP
(Reference LTC DWG # 05-08-1620)
NOTE 3
(2.362 – 2.642)
.093 – .104
SW Package
(1.270)
.050
BSC
28
N
1
(0.356 – 0.482)
.014 – .019
27
2
TYP
26
3
COMMENTS
±15kV ESD per IEC 1000-4
300µA Supply Current, 0.2µA in Shutdown
300µA Supply Current, 1µA in Shutdown
True RS232 on 3.3V, 5 Receivers Active in Shutdown
25
4
24
5
23
6
(17.70 – 18.08)
.697 – .712
NOTE 4
22
7
21
8
20 19
9
10
18
11
 LINEAR TECHNOLOGY CORPORATION 1993
17
12
LW/TP 1102 1K REV A • PRINTED IN USA
16
13
N/2
15
14
(0.102 – 0.305)
(0.940 – 1.143)
.004 – .012
S28 (WIDE) 0502
.037 – .045
(10.007 – 10.643)
.394 – .419
1349fa