參數(shù)資料
型號(hào): DC1786A
廠商: Linear Technology
文件頁數(shù): 18/36頁
文件大?。?/td> 0K
描述: BOARD DEMO LTC2871
設(shè)計(jì)資源: DC1786A Design Files
DC1786A Schematic
標(biāo)準(zhǔn)包裝: 1
主要目的: 接口,收發(fā)器,RS-232/RS-485
嵌入式:
已用 IC / 零件: LTC2871
主要屬性: 3 個(gè)驅(qū)動(dòng)器,3 個(gè)接收器
次要屬性: 3 V ~ 5.5 V 電源
已供物品:
相關(guān)產(chǎn)品: LTC2871CUHF#PBF-ND - IC TXRX RS485/RS422 38-QFN
LTC2871IUHF#PBF-ND - IC TXRX RS485/RS422 38-QFN
LTC2871CFE#PBF-ND - IC TXRX RS485/RS422 38-TSSOP
LTC2871IFE#PBF-ND - IC TXRX RS485/RS422 38-TSSOP
LTC2871CUHF#TRPBF-ND - IC TXRX RS485/RS422 38-QFN
LTC2871IFE#TRPBF-ND - IC TXRX RS485/RS422 38-TSSOP
LTC2871IUHF#TRPBF-ND - IC TXRX RS485/RS422 38-QFN
LTC2871CFE#TRPBF-ND - IC TXRX RS485/RS422 38-TSSOP
LTC2870/LTC2871
25
28701f
TYPICAL APPLICATIONS
Figure 26. LTC2870 Protocol Switching
Figure 27. LTC2871 in RS485 Mode
Figure 28. LTC2871 in RS232 Mode
Figure 29. LTC2871 Single
RS232 Channel Active
Figure 30. LTC2871 in
RS485 and RS232 Mode
Figure 31. LTC2871 in RS485 and
RS232 Mode with Loopback and
RS485 Termination
28701 F26
DXEN
485/232
VL
LB
RXEN
H/F
RB
GND
RA
B
A
LTC2870
DZ
DY
Z
120Ω
Y
RS
485
RS
232
TE485
28701 F27
VL
CH2
DX232
TE485
H/F
RX485
RX232
DX485
GND
RO
B
A
LTC2871
LB
DI
Z
Y
28701 F28
VL
CH2
DX485
TE485
H/F
RX232
GND
LTC2871
LB
DIN1
ROUT2
DIN2
ROUT1
DOUT1
RIN2
DOUT2
RIN1
RX485
DX232
28701 F29
VL
DX485
TE485
H/F
RX232
RX485
CH2
DX232
GND
LTC2871
LB
DIN1
ROUT1
DOUT1
RIN1
28701 F30
DX232
DX485
VL
RX485
RX232
TE485
H/F
CH2
GND
LTC2871
LB
DIN1
ROUT2
DIN2
ROUT1
DOUT1
RIN2
DOUT2
RIN1
RO
B
A
DI
Z
Y
28701 F31
DX485
DX232
LB
TE485
VL
RX485
RX232
H/F
CH2
GND
LTC2871
DIN1
ROUT2
DIN2
ROUT1
DOUT1
RIN2
DOUT2
RIN1
RO
B
A
DI
Z
Y
120Ω
VCC = 3V to 5.5V, VL = 1.7V to VCC. Logic input pins not shown are tied to a valid logic state.
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