參數(shù)資料
型號: LTC1545
廠商: Linear Technology Corporation
英文描述: Software-Selectable Multiprotocol Transceiver(軟件-可選擇多協(xié)議5發(fā)5收收發(fā)器)
中文描述: 軟件選擇多協(xié)議收發(fā)器(軟件-可選擇多協(xié)議5發(fā)5收收發(fā)器)
文件頁數(shù): 8/16頁
文件大?。?/td> 248K
代理商: LTC1545
8
LTC1545
APPLICATIO
S I
N
FOR
ATIO
U
W
U
LTC1543
DCE
DTE
LTC1543
LTC1344A
LTC1344A
1545 F09
D3
D3
R1
103
103
103
R3
LTC1545
D3
D4
D2
R1
R2
R3
LL
TM
RI
RL
TXC
RXC
RXD
TXD
SCTE
TXC
RXC
RXD
SERIAL
CONTROLLER
D2
103
SCTE
R2
D1
103
TXD
R3
R1
D2
D1
LTC1545
R2
R1
R3
D2
D1
D4
D5
TXD
SCTE
TXC
RXC
RXD
RTS
DTR
DCD
DSR
CTS
LL
TM
RTS
DTR
DCD
DSR
CTS
RTS
DTR
DCD
DSR
CTS
LL
TM
RI
RL
RI
RL
SERIAL
CONTROLLER
R2
R4
D3
R4
R5
D5
R5
D1
The mode selection may also be accomplished by using
jumpers to connect the mode pins to ground or V
CC
.
Cable Termination
Traditional implementations have included switching
resistors with expensive relays, or required the user to
change termination modules every time the interface
standard has changed. Custom cables have been used
The internal pull-up current sources will ensure a binary 1
when a pin is left unconnected and that the LTC1543/
LTC1545 and the LTC1344A enter the no-cable mode
when the cable is removed. In the no-cable mode the
LTC1543/LTC1545 supply current drops to less than
200
μ
A and all LTC1543/LTC1545 driver outputs and
LTC1344A resistive terminations are forced into a high
impedance state.
Figure 9. Complete Multiprotocol Interface in EIA530 Mode
相關(guān)PDF資料
PDF描述
LTC1546 Software-Selectable Multiprotocol Transceiver with Termination(軟件-可選擇多協(xié)議3發(fā)3收收發(fā)器(帶終端))
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LTC1545CG 功能描述:IC TXRX SOFTWARE SELECTBL 36SSOP RoHS:否 類別:集成電路 (IC) >> 接口 - 驅(qū)動器,接收器,收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:收發(fā)器 驅(qū)動器/接收器數(shù):2/2 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR)
LTC1545CG#PBF 功能描述:IC TXRX SOFTWARE SELECT 36-SSOP RoHS:是 類別:集成電路 (IC) >> 接口 - 驅(qū)動器,接收器,收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:收發(fā)器 驅(qū)動器/接收器數(shù):2/2 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR)
LTC1545CG#TR 功能描述:IC TXRX SOFTWARE SELECTBL 36SSOP RoHS:否 類別:集成電路 (IC) >> 接口 - 驅(qū)動器,接收器,收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:收發(fā)器 驅(qū)動器/接收器數(shù):2/2 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR)
LTC1545CG#TRPBF 功能描述:IC TXRX SOFTWARE SELECTBL 36SSOP RoHS:是 類別:集成電路 (IC) >> 接口 - 驅(qū)動器,接收器,收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:收發(fā)器 驅(qū)動器/接收器數(shù):2/2 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR)
LTC1545IG 功能描述:IC TXRX SOFTWARE SELECTBL 36SSOP RoHS:否 類別:集成電路 (IC) >> 接口 - 驅(qū)動器,接收器,收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:收發(fā)器 驅(qū)動器/接收器數(shù):2/2 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR)