For more information www.linear.com/LTC485 PIN CONFIGURATION ABSOLUTE MAXIMUM RATINGS Su" />
參數(shù)資料
型號： LTC485CS8#TR
廠商： Linear Technology
文件頁數(shù)： 7/14頁
文件大?。?/td> 0K
描述： IC TXRX INTRFC RS485 LOPWR 8SOIC
標(biāo)準(zhǔn)包裝： 2,500
類型： 收發(fā)器
驅(qū)動器/接收器數(shù)： 1/1
規(guī)程： RS485
電源電壓： 4.75 V ~ 5.25 V
安裝類型： 表面貼裝
封裝/外殼： 8-SOIC（0.154"，3.90mm 寬）
供應(yīng)商設(shè)備封裝： 8-SOIC
包裝： 帶卷 (TR)
其它名稱： LTC485CS8TR
LTC485
2
485fk
For more information www.linear.com/LTC485
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
Supply Voltage..........................................................12V
Control Input Voltages .....................–0.5V to VCC + 0.5V
Driver Input Voltage .........................–0.5V to VCC + 0.5V
Driver Output Voltage..............................................±14V
Receiver Input Voltage ............................................±14V
Receiver Output Voltages................ –0.5V to VCC + 0.5V
Operating Temperature Range
LTC485I......................................... –40°C ≤ TA ≤ 85°C
LTC485C ........................................... 0°C ≤ TA ≤ 70°C
LTC485M..................................... –55°C ≤ TA ≤ 125°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
(Note 1)
N8 PACKAGE
8-LEAD PLASTIC DIP
1
2
3
4
8
7
6
5
TOP VIEW
VCC
B
A
GND
S8 PACKAGE
8-LEAD PLASTIC SOIC
R
D
RO
RE
DE
DI
J8 PACKAGE
8-LEAD CERAMIC DIP
TJMAX = 125°C, θJA = 100°C/W (N)
TJMAX = 150°C, θJA = 150°C/W (S)
TJMAX = 155°C, θJA = 100°C/W (J)
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC485CN8#PBF
NA
LTC485CN8
8-Lead Plastic DIP
0°C to 70°C
LTC485CS8#PBF
LTC485CS8#TRPBF
485
8-Lead Plastic SOIC
0°C to 70°C
LTC485IN8#PBF
NA
LTC485IN8
8-Lead Plastic DIP
–40°C to 85°C
LTC485IS8#PBF
LTC485IS8#TRPBF
485I
8-Lead Plastic SOIC
–40°C to 85°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC485CN8
NA
LTC485CN8
8-Lead Plastic DIP
0°C to 70°C
LTC485CS8
LTC485CS8#TR
485
8-Lead Plastic SOIC
0°C to 70°C
LTC485IN8
NA
LTC485IN8
8-Lead Plastic DIP
–40°C to 85°C
LTC485IS8
LTC485IS8#TR
485I
8-Lead Plastic SOIC
–40°C to 85°C
LTC485MJ8
NA
LTC485MJ8
8-Lead Ceramic DIP
–55°C to 125°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOD1
Differential Driver Output Voltage (Unloaded)
IO = 0
l
5
V
VOD2
Differential Driver Output Voltage (with Load)
R = 50Ω (RS422)
R = 27Ω (RS485), Figure 1
l
2
1.5
5
V
ΔVOD
Change in Magnitude of Driver Differential
Output Voltage for Complementary States
R = 27Ω or R = 50Ω, Figure 1
l
0.2
V
VOC
Driver Common Mode Output Voltage
R = 27Ω or R = 50Ω, Figure 1
l
3
V
Δ|VOC|
Change in Magnitude of Driver Common Mode
Output Voltage for Complementary States
R = 27Ω or R = 50Ω, Figure 1
l
0.2
V
VIH
Input High Voltage
DE, DI, RE
l
2
V
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 5V ±5%, unless otherwise noted. (Notes 2 and 3)
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