參數(shù)資料
型號(hào)： LTC490IS8#TR
廠商： Linear Technology
文件頁(yè)數(shù)： 1/12頁(yè)
文件大小： 0K
描述： IC TXRX RS485 LOW POWER 8SOIC
標(biāo)準(zhǔn)包裝： 2,500
類(lèi)型： 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù)： 1/1
規(guī)程： RS422，RS485
電源電壓： 4.75 V ~ 5.25 V
安裝類(lèi)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)
1
LTC490
490fb
Differential Driver and
Receiver Pair
s
Low Power: ICC = 300A Typical
s
Designed for RS485 or RS422 Applications
s
Single 5V Supply
s
– 7V to 12V Bus Common Mode Range
Permits
±7V Ground Difference Between Devices
on the Bus
s
Thermal Shutdown Protection
s
Power-Up/-Down Glitch-Free Driver Outputs Permit
Live Insertion or Removal of Package
s
Driver Maintains High Impedance with the
Power Off
s
Combined Impedance of a Driver Output and
Receiver Allows up to 32 Transceivers on the Bus
s
70mV Typical Input Hysteresis
s
28ns Typical Driver Propagation Delays with
5ns Skew for 2.5MB Operation
s
Pin Compatible with the SN75179
s
Available in 8-Lead PDIP and SO Packages
The LTC
490 is a low power differential bus/line trans-
ceiver designed for multipoint data transmission standard
RS485 applications with extended common mode range
(12V to –7V). It also meets the requirements of RS422.
The CMOS design offers significant power savings over its
bipolar counterpart without sacrificing ruggedness against
overload or ESD damage.
Excessive power dissipation caused by bus contention or
faults is prevented by a thermal shutdown circuit which
forces the driver outputs into a high impedance state. The
receiver has a fail safe feature which guarantees a high
output state when the inputs are left open.
Both AC and DC specifications are guaranteed from 0
°C to
70
°C and 4.75V to 5.25V supply voltage range.
s
Low Power RS485/RS422 Transceiver
s
Level Translator
FEATURES
DESCRIPTIO
U
APPLICATIO S
U
TYPICAL APPLICATIO
U
, LTC and LT are registered trademarks of Linear Technology Corporation.
LTC490 TA01
120
120
120
120
4000 FT BELDEN 9841
RECEIVER
LTC490
DRIVER
RECEIVER
LTC490
DRIVER
R
D
R
D
3
2
7
8
6
5
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC491CN 功能描述:IC TXRX RS485 LOW POWER 14-DIP RoHS:否 類(lèi)別:集成電路 (IC) >> 接口 - 驅(qū)動(dòng)器，接收器，收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:27 系列:- 類(lèi)型:收發(fā)器 驅(qū)動(dòng)器/接收器數(shù):3/3 規(guī)程:RS232，RS485 電源電壓:4.75 V ~ 5.25 V 安裝類(lèi)型:表面貼裝 封裝/外殼:28-SOIC（0.295"，7.50mm 寬） 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:管件
LTC491CN#PBF 功能描述:IC TXRX RS485 LOW POWER 14-DIP RoHS:是 類(lèi)別:集成電路 (IC) >> 接口 - 驅(qū)動(dòng)器，接收器，收發(fā)器 系列:- 產(chǎn)品培訓(xùn)模塊:RS-232 & USB Transceiver 標(biāo)準(zhǔn)包裝:2,000 系列:- 類(lèi)型:收發(fā)器 驅(qū)動(dòng)器/接收器數(shù):1/1 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類(lèi)型:表面貼裝 封裝/外殼:16-SSOP（0.209"，5.30mm 寬） 供應(yīng)商設(shè)備封裝:16-SSOP 包裝:帶卷 (TR) 其它名稱(chēng):296-19849-2
LTC491CNPBF 制造商:Linear Technology 功能描述:Differential driver & receiver,LTC491CN
LTC491CS 功能描述:IC TXRX RS485 LOW POWER 14-SOIC RoHS:否 類(lèi)別:集成電路 (IC) >> 接口 - 驅(qū)動(dòng)器，接收器，收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:27 系列:- 類(lèi)型:收發(fā)器 驅(qū)動(dòng)器/接收器數(shù):3/3 規(guī)程:RS232，RS485 電源電壓:4.75 V ~ 5.25 V 安裝類(lèi)型:表面貼裝 封裝/外殼:28-SOIC（0.295"，7.50mm 寬） 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:管件
LTC491CS#PBF 功能描述:IC TXRX RS485 LOW POWER 14-SOIC RoHS:是 類(lèi)別:集成電路 (IC) >> 接口 - 驅(qū)動(dòng)器，接收器，收發(fā)器 系列:- 產(chǎn)品培訓(xùn)模塊:RS-232 & USB Transceiver 標(biāo)準(zhǔn)包裝:2,000 系列:- 類(lèi)型:收發(fā)器 驅(qū)動(dòng)器/接收器數(shù):1/1 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類(lèi)型:表面貼裝 封裝/外殼:16-SSOP（0.209"，5.30mm 寬） 供應(yīng)商設(shè)備封裝:16-SSOP 包裝:帶卷 (TR) 其它名稱(chēng):296-19849-2
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