ISL81486IU Intersil, ISL81486IU Datasheet - Page 9

• Manufacturer Part Number: ISL81486IU
• Description: IC TXRX RS485/422 5V HS 8-MSOP
• Manufacturer: Intersil
• Type: Transceiverr

Specifications of ISL81486IU

• 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

Typical Performance Curves
FIGURE 13. DRIVER PROPAGATION DELAY vs
FIGURE 15. DRIVER AND RECEIVER WAVEFORMS,
FIGURE 17. DRIVER OUTPUT CURRENT vs SHORT CIRCUIT
-100
-120
-140
-160
160
140
120
100
-20
-40
-60
-80
80
60
40
20
12
11
10
5
0
5
4
3
2
1
0
0
9
8
7
-40
-7 -6
DI
R
DIFF
-25
RO
= 54Ω
TEMPERATURE
LOW TO HIGH
VOLTAGE
-4
Y OR Z = LOW
-2
OUTPUT VOLTAGE (V)
0
TEMPERATURE (°C)
0
t
TIME (10ns/DIV)
PHLY
A/Y
B/Z
9
2
25
R
t
PHLZ
DIFF
4
t
PLHZ
Y OR Z = HIGH
Y OR Z = HIGH
= 54Ω, C
6
V
50
CC
= 5V, T
L
t
PLHY
8
= 15pF
ISL4486, ISL81486
10
A
75
= 25°C, ISL4486 and ISL81486; Unless Otherwise Specified (Continued)
5
0
85
12
Die Characteristics
SUBSTRATE POTENTIAL (POWERED UP):
TRANSISTOR COUNT:
PROCESS:
FIGURE 14. DRIVER SKEW AND PULSE DISTORTION vs
FIGURE 16. DRIVER AND RECEIVER WAVEFORMS,
GND
528
Si Gate BiCMOS
2.5
1.5
0.5
5
0
5
4
3
2
1
0
3
2
1
0
-40
R
DIFF
-25
RO
DI
= 54Ω
TEMPERATURE
HIGH TO LOW
|t
PHL(Y or Z)
|CROSSING PT. OF Y↑ & Z↓ -
CROSSING PT. OF Y↓ & Z↑|
0
TEMPERATURE (°C)
TIME (10ns/DIV)
- t
B/Z
A/Y
PLH(Y or Z)
|t
PHLY
25
R
- t
DIFF
| = PW Distortion
PLHZ
= 54Ω, C
| or |t
50
PLHY
L
= 15pF
- t
PHLZ
75
5
0
|
85