ISL81485IUZ Intersil, ISL81485IUZ Datasheet - Page 8

• Manufacturer Part Number: ISL81485IUZ
• Description: IC TXRX RS485/422 5V HS 8-MSOP
• Manufacturer: Intersil
• Type: Transceiverr

Specifications of ISL81485IUZ

• 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: Lead free / RoHS Compliant

Typical Performance Curves
FIGURE 11. DRIVER PROPAGATION DELAY vs
FIGURE 13. DRIVER AND RECEIVER WAVEFORMS,
FIGURE 9. DRIVER OUTPUT CURRENT vs DIFFERENTIAL
12
11
10
5
0
120
100
5
4
3
2
1
0
9
8
7
80
60
40
20
-40
0
0
DI
R
DIFF
-25
RO
= 54Ω
OUTPUT VOLTAGE
TEMPERATURE
LOW TO HIGH
DIFFERENTIAL OUTPUT VOLTAGE (V)
1
0
TEMPERATURE (
t
TIME (10ns/DIV)
PHLY
A/Y
B/Z
2
8
25
R
t
PHLZ
DIFF
t
3
PLHZ
o
C)
= 54Ω, C
V
50
CC
= 5V, T
L
t
PLHY
4
= 15pF
A
75
= 25
5
0
85
o
5
ISL81485
C; Unless Otherwise Specified (Continued)
FIGURE 10. DRIVER DIFFERENTIAL OUTPUT VOLTAGE vs
FIGURE 12. DRIVER SKEW AND PULSE DISTORTION vs
FIGURE 14. DRIVER AND RECEIVER WAVEFORMS,
2.5
1.5
0.5
5
0
3.8
3.6
3.4
3.2
2.8
5
4
3
2
1
0
3
2
1
0
-40
4
3
-40
R
DIFF
-25
RO
DI
-25
= 54Ω
TEMPERATURE
TEMPERATURE
HIGH TO LOW
|t
PHL(Y or Z)
TEMPERATURE (
0
TEMPERATURE (
0
TIME (10ns/DIV)
- t
B/Z
A/Y
PLH(Y or Z)
|t
PHLY
25
R
25
DIFF
R
- t
DIFF
| = PW Distortion
PLHZ
o
o
= 100Ω
C)
C)
= 54Ω, C
| or |t
50
50
R
PLHY
L
DIFF
= 15pF
- t
= 54Ω
PHLZ
75
75
5
0
|
85
85