ISL4486IU Intersil, ISL4486IU Datasheet - Page 6

• Manufacturer Part Number: ISL4486IU
• Description: IC TXRX RS-485 HS 40MBPS 8-MSOP
• Manufacturer: Intersil
• Type: Transceiverr

Specifications of ISL4486IU

• Number Of Drivers/receivers: 1/1
• Protocol: RS422, RS485
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Test Circuits and Waveforms
SIGNAL
GENERATOR
SIGNAL
GENERATOR
PARAMETER
t
t
t
t
HZ
ZH
LZ
ZL
SIGNAL
GENERATOR
V
CC
+1.5V
DE
DI
FIGURE 4A. TEST CIRCUIT
FIGURE 5A. TEST CIRCUIT
FIGURE 6A. TEST CIRCUIT
RE
A
B
D
B
A
RE
DE
Y
Z
0
0
0
0
R
6
R
RO
RO
R
DIFF
+1.5V
+1.5V
-1.5V
-1.5V
FIGURE 6. RECEIVER ENABLE AND DISABLE TIMES
A
(Continued)
15pF
FIGURE 5. RECEIVER PROPAGATION DELAY
15pF
1kΩ
C
C
L
L
= 100pF
= 100pF
FIGURE 4. DRIVER DATA RATE
SW
GND
GND
V
V
ISL4486, ISL81486
SW
CC
CC
GND
V
CC
RO
A
DIFF OUT (Y - Z)
RE
RO
RO
DI
t
t
ZH
ZL
FIGURE 4B. MEASUREMENT POINTS
FIGURE 5B. MEASUREMENT POINTS
FIGURE 6B. MEASUREMENT POINTS
t
1.5V
PLH
1.5V
-V
OD
OUTPUT HIGH
50%
1.5V
1.5V
OUTPUT LOW
t
PHL
1.5V
t
t
HZ
1.5V
LZ
50%
V
V
OH
OL
+V
- 0.5V
+ 0.5V
OD
3V
0V
3V
0V
3V
0V
V
0V
0V
V
V
V
CC
0V
OH
OL
CC