LTC2871IFE#PBF Linear Technology, LTC2871IFE#PBF Datasheet - Page 24

• Manufacturer Part Number: LTC2871IFE#PBF
• Description: IC, RS232-RS485 TXRX, 200MBPS, 5.5V, TSSOP-38
• Manufacturer: Linear Technology

Specifications of LTC2871IFE#PBF

• Device Type: Transceiver
• No. Of Drivers: 2
• Supply Voltage Range: 3V To 5.5V
• Driver Case Style: TSSOP
• No. Of Pins: 38
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes
• Ic Interface Type: RS232, RS485

LTC2870/LTC2871
TYPICAL APPLICATIONS
V
24
CC
= 3V to 5.5V, V
V
V
L
L
Figure 23. LTC2870 in RS485
Mode in Loopback
DXEN
DY
RA
DZ
RB
DXEN
485/232
LB
DY
RA
Figure 20. LTC2870 in
RS232 Mode
L
LTC2870
LTC2870
= 1.7V to V
GND
GND
485/232
TE485
RXEN
RXEN
CC
28701 F20
28701 F23
H/F
LB
. Logic input pins not shown are tied to a valid logic state.
Y
A
B
Y
A
B
Z
Z
V
V
L
L
Figure 21. LTC2870 in RS232
Mode with Loopback
Figure 24. LTC2870 in RS485
Mode Half-Duplex
DXEN
LB
DY
RA
DZ
RB
DY
RA
DXEN
485/232
H/F
LTC2870
LTC2870
GND
GND
485/232
RXEN
TE485
RXEN
28701 F21
28701 F24
LB
Y
A
B
Z
Y
Z
V
V
L
L
Figure 22. LTC2870 in RS485
Mode, Terminated
Figure 25. LTC2870 in RS485
Mode, Half-Duplex, with
Loopback and Terminated
DXEN
DY
RA
DXEN
485/232
LB
H/F
TE485
DY
RA
485/232
TE485
LTC2870
LTC2870
GND
GND
120Ω
120Ω
120Ω
120Ω
RXEN
RXEN
28701 F25
28701 F22
H/F
LB
Y
A
B
Y
Z
A
B
Z
28701f