LTC2850HMS8#TRPBF Linear Technology, LTC2850HMS8#TRPBF Datasheet - Page 7

• Manufacturer Part Number: LTC2850HMS8#TRPBF
• Description: IC TXRX RS485 20MBPS 8-MSOP
• Manufacturer: Linear Technology
• Type: Transceiverr

Specifications of LTC2850HMS8#TRPBF

• Number Of Drivers/receivers: 1/1
• Protocol: RS422, RS485
• Voltage - Supply: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TesT circuiTs
0V OR V
V
GND
V
CC
OR
DI = 0V OR V
CC
V
OR 0V
±V
CM
±V
AB
AB
CC
DI
/2
/2
A
B
DRIVER
CC
DE
RECEIVER
A
B
Y
Z
RE
RECEIVER
285012 F07a
Figure 5. Driver Enable and Disable Timing Measurements
RO
Figure 7. Receiver Enable/Disable Time Measurements
Figure 6. Receiver Propagation Delay Measurements
C
C
L
L
C
R
R
RO
L
L
L
R
L
285012 F05a
285012 F06a
C
GND
OR
V
V
OR
GND
V
OR
GND
L
CC
CC
CC
Y OR Z
Z OR Y
RO
RO
A-B
RE
RO
–V
V
V
V
V
DE
V
V
0V
OH
0V
CC
CC
OL
AB
AB
CC
0
V
V
V
V
0V
OH
0V
CC
CC
OL
LTC2850/LTC2851/LTC2852
V
O
V
O
V
O
10%
90%
1/2 V
10%
CC
90%
t
t
t
t
0
ZLSR
ZHSR
ZLR
ZHR
t
t
t
t
ZHSD
t
,
ZLSD
ZHD
,
ZLD
t
SKEWR
R
1/2 V
,
,
1/2 V
1/2 V
t
PLHR
t
CC
RR
=
1/2 V
1/2 V
CC
CC
|
t
PLHR
1/2 V
CC
CC
1/2 V
– t
CC
PHLR
CC
90%
10%
|
t
t
LZR
HZR
90%
t
F
t
t
t
SHDN
10%
HZD
LZD
t
PHLR
,
t
FR
0.5V
0.5V
285012 F06b
0.5V
0.5V
285012 F07b
285012 F05b
285012fd