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參數(shù)資料
型號： LT1342CG#TR
廠商： Linear Technology
文件頁數(shù)： 2/8頁
文件大?。?/td> 0K
描述： IC TXRX 5V RS232 3V LOGIC 28SSOP
標(biāo)準(zhǔn)包裝： 2,000
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： 4.5 V ~ 5.5 V
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： 帶卷 (TR)
2
LT1342
A
U
G
W
A
W
U
W
A
R
BSOLUTEXI
TI
S
WU
U
PACKAGE/ORDER I FOR ATIO
ORDER PART
NUMBER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
V+
5V VCC
C1+
C1–
DRIVER 1 OUT
RX1 IN
DRIVER 2 OUT
RX2 IN
RX3 IN
RX4 IN
DRIVER 3 OUT
ON/OFF
3V VL
28
27
26
25
24
23
22
21
20
19
18
17
16
15
V –
C2–
C2+
DRIVER 1 IN
RX1 OUT
DRIVER 2 IN
RX2 OUT
RX3 OUT
RX4 OUT
DRIVER 3 IN
GND
NC
NW PACKAGE
28-LEAD WIDE PDIP
TOP VIEW
SW PACKAGE
28-LEAD WIDE PLASTIC SO
G PACKAGE
28-LEAD PLASTIC SSOP
RX5 IN
RX5 OUT
DRIVER
DISABLE
Consult factory for Industrial and Military grade parts.
LT1342CG
LT1342CNW
LT1342CSW
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Power Supply Generator
V+ Output
8.6
V
V– Output
–7
V
Supply Current (VCC)
(Note 3)
12
17
mA
Logic Supply Current (VL)
(Note 4)
0.1
1
mA
Supply Current When OFF (VCC)
Shutdown (Note 5)
q
110
A
Driver Disable
3
mA
Logic Supply Current (VL) When OFF
Shutdown (Note 5)
q
110
A
Driver Disable
0.1
1
mA
Supply Rise Time
C1 = C2 = 0.2
F,
0.2
ms
Shutdown to Turn-On
C+ = C – = 0.1
F
ON/OFF Pin Thresholds
Input Low Level (Device Shutdown)
q
1.4
0.8
V
Input High Level (Device Enabled)
q
2.4
1.4
V
ON/OFF Pin Current
0V
≤ VON/OFF ≤ 5V
q
–15
80
A
DRIVER DISABLE Pin Thresholds
Input Low Level (Drivers Enabled)
q
1.4
0.8
V
Input High Level (Drivers Disabled)
q
2.4
1.4
V
DRIVER DISABLE Pin Current
0V
≤ VDRIVER DISABLE ≤ 5V
q
–10
500
A
Oscillator Frequency
130
kHz
ELECTRICAL C
C
HARA TERISTICS (Note 2)
TJMAX = 125°C, θJA = 96°C/ W (G)
TJMAX = 125°C, θJA = 56°C/ W (NW)
TJMAX = 125°C, θJA = 85°C/ W (SW)
(Note 1)
Supply Voltage (VCC) ................................................ 6V
Supply Voltage (VL) .................................................. 6V
V+ ........................................................................ 13.2V
V– ...................................................................... –13.2V
Input Voltage
Driver ........................................................... V– to V +
Receiver ................................................ – 30V to 30V
Output Voltage
Driver .................................................... – 30V to 30V
Receiver .................................... – 0.3V to VCC + 0.3V
Short-Circuit Duration
V+ ................................................................... 30 sec
V– ................................................................... 30 sec
Driver Output .............................................. Indefinite
Receiver Output .......................................... Indefinite
Operating Temperature Range .................... 0
°C to 70°C
Storage Temperature Range ................ – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300
°C
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