參數(shù)資料
型號: LT1331CG
廠商: Linear Technology
文件頁數(shù): 8/8頁
文件大?。?/td> 0K
描述: IC TXRX 5V/3V RS232 28-SSOP
標準包裝: 47
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 3/5
規(guī)程: RS232
電源電壓: 3.3 V,5V
安裝類型: 表面貼裝
封裝/外殼: 28-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 28-SSOP
包裝: 管件
8
LT1331
PACKAGE DESCRIPTIO
U
Dimensions in inches (millimeters) unless otherwise noted.
LINEAR TECHNOLOGY CORPORATION 1993
1331fa LT/TP 0998 REV A 2K PRINTED IN USA
SW Package
28-Lead Plastic Small Outline (Wide 0.300)
(LTC DWG # 05-08-1620)
S28 (WIDE) 0996
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
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
*
**
U
A
O
PPLICATI
TYPICAL
Mixed 5V/3V Supply Operation
INPUT
DRIVER
OUTPUT
RL = 3k
CL = 2500pF
RECEIVER
OUTPUT
CL = 50pF
1331 TA04
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
DRIVER 1 IN
RX1 OUT
DRIVER 2 IN
RX2 OUT
RX3 OUT
RX4 OUT
DRIVER 3 IN
V+
0.1
F
2
× 0.1F
2
× 0.1F
0.1
F
GND
DRIVER DISABLE
NC
TO LINE
TO LOGIC
V
1331 TA03
RX5 OUT (LOW-Q)
LT1331
VCC = 5V
DRIVER 1 OUT
RX1 IN
DRIVER 2 OUT
RX2 IN
RX3 IN
RX4 IN
DRIVER 3 OUT
RX5 IN (LOW-Q)
ON/OFF
VL = 3.3V
+
PART NUMBER
DESCRIPTION
COMMENTS
LT1130A/LT1140A
5V RS232 Transceivers with Small Capacitors
10kV ESD
LT1137A
3-DR/5-RX RS232 Transceiver
15kV ESD
LTC1349
5V Low Power, 3-DR/5-RX RS232 Transceiver
2 RXs Active in Shutdown
LTC1385
3.3V Low Power EIA/TIA-562 Transceiver
LT1780/LT1781
2-DR/2-RX RS232 Transceivers
15kV ESD
RELATED PARTS
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408)432-1900q FAX:(408)434-0507 q www.linear-tech.com
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