ADM2483BRWZ Analog Devices Inc, ADM2483BRWZ Datasheet - Page 10

• Manufacturer Part Number: ADM2483BRWZ
• Description: IC TXRX RS485 ISOLATED 16SOIC
• Manufacturer: Analog Devices Inc
• Series: iCoupler®r

Specifications of ADM2483BRWZ

• Inputs - Side 1/side 2: RS-485
• Number Of Channels: 1
• Isolation Rating: 2500Vrms
• Voltage - Supply: 4.75 V ~ 5.25 V
• Data Rate: 500kbps
• Propagation Delay: 620ns
• Output Type: Logic
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Operating Temperature: -40°C ~ 85°C
• Device Type: Differential Transceiver
• Ic Interface Type: RS485
• No. Of Drivers: 2
• Supply Voltage Range: 2.7V To 5.5V
• Driver Case Style: SOIC
• No. Of Pins: 16
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADM2483
SWITCHING CHARACTERISTICS
V
A – B
V
A, B
V
RxD
DD1
0V
OH
OL
B
A
VO
10% POINT
1/2VO
Figure 9. Driver Propagation Delay, Rise/Fall Timing
90% POINT
t
PLH
0V
Figure 10. Receiver Propagation Delay
0.5V
t
R
DD1
1.5V
t
PLH
t
t
SKEW
SKEW
= |
= |
t
t
PLH
PLH
–
–
t
t
0.5V
PHL
PHL
|
|
DD1
t
0V
PHL
t
PHL
1.5V
90% POINT
t
F
10% POINT
V
V
OH
OL
Rev. B | Page 10 of 20
A, B
A, B
RxD
RxD
DE
RE
0V
0.5V
t
t
ZL
ZH
0.5V
t
t
ZL
ZH
DD1
Figure 12. Receiver Enable/Disable Timing
DD1
Figure 11. Driver Enable/Disable Timing
2.3V
2.3V
1.5V
1.5V
O/P HIGH
O/P LOW
t
t
HZ
LZ
0.5V
t
DD1
t
V
V
HZ
0.5V
LZ
OL
OH
+ 0.5V
– 0.5V
DD1
V
V
OL
OH
+ 0.5V
– 0.5V
0.7V
0.3V
0.7V
0.3V
DD1
DD1
DD1
DD1
V
V
0V
V
V
OL
OH
OL
OH