ADM1487EARZ Analog Devices Inc, ADM1487EARZ Datasheet - Page 12

• Manufacturer Part Number: ADM1487EARZ
• Description: IC TXRX HALF DUP RS485/422 8SOIC
• Manufacturer: Analog Devices Inc
• Type: Transceiverr

Specifications of ADM1487EARZ

• Number Of Drivers/receivers: 1/1
• Protocol: RS422, RS485
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADM485E/ADM487E/ADM1487E
RE
RO
RE
RO
+0.5V
t
RZH,
+1.5V
t
S2 CLOSED
RZH(SHDN)
S3 = +1.5V
S1 OPEN
t
+1.5V
–1.5V
S2 CLOSED
S3 = +1.5V
RHZ
S1 OPEN
GENERATOR
0V OR 5V
S3
Figure 25. Receiver Enable and Disable Times
V
ID
+1.5V
Rev. B | Page 12 of 16
50Ω
+5V
0V
V
0V
+5V
0V
V
0V
OH
OH
C
15pF
RE
RO
RE
RO
L
1kΩ
t
RZL,
t
RZL(SHDN)
+1.5V
S1 CLOSED
S3 = –1.5V
S2 OPEN
S1
S2
S1 CLOSED
S3 = +1.5V
S2 OPEN
+0.5V
t
RLZ
V
CC
+1.5V
+1.5V
+5V
0V
V
V
CC
OL
+5V
0V
V
V
CC
OL