ST485ERBN STMicroelectronics, ST485ERBN Datasheet - Page 4

• Manufacturer Part Number: ST485ERBN
• Description: IC TXRX LOPWR RS485/422 8-DIP
• Manufacturer: STMicroelectronics
• Type: Transceiverr

Specifications of ST485ERBN

• Number Of Drivers/receivers: 1/1
• Protocol: RS422, RS485
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Device Type: Transceiver
• Interface Type: RS422, RS485
• No. Of Drivers: 1
• Supply Voltage Range: 4.75V To 5.25V
• Driver Case Style: DIP
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +85°C
• Svhc: No
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-2086-5

2
Note:
Note:
4/19
Truth tables
Table 3.
X = Don’t care; Z = High impedance
Table 4.
X = Don’t care; Z = High impedance
RE
RE
X
X
X
H
L
L
L
Truth table (driver)
Truth table (receiver)
Inputs
Inputs
DE
DE
H
H
L
L
L
L
L
Inputs open
≥
≤
+0.2V
A-B
-0.2V
DI
H
X
L
X
B
H
L
Z
Outputs
Outputs
RO
H
H
Z
L
A
H
Z
L