參數(shù)資料
型號: ISL83491IB-T
廠商: Intersil
文件頁數(shù): 4/17頁
文件大?。?/td> 0K
描述: IC TXRX RS485/422 3.3V LP 14S
標準包裝: 2,500
類型: 收發(fā)器
驅動器/接收器數(shù): 1/1
規(guī)程: RS422,RS485
電源電壓: 3 V ~ 3.6 V
安裝類型: 表面貼裝
封裝/外殼: 14-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 14-SOICN
包裝: 帶卷 (TR)
12
FIGURE 10. DRIVER PROPAGATION DELAY vs
TEMPERATURE (ISL83483, ISL83488)
FIGURE 11. DRIVER SKEW vs TEMPERATURE
(ISL83483, ISL83488)
FIGURE 12. DRIVER PROPAGATION DELAY vs
TEMPERATURE (ISL83485, ISL83490, ISL83491)
FIGURE 13. DRIVER SKEW vs TEMPERATURE
(ISL83485, ISL84390, ISL83491)
FIGURE 14. DRIVER AND RECEIVER WAVEFORMS,
LOW TO HIGH (ISL83483, ISL83488)
FIGURE 15. DRIVER AND RECEIVER WAVEFORMS,
HIGH TO LOW (ISL83483, ISL83488)
Typical Performance Curves VCC = 3.3V, TA = 25oC, ISL83483 thru ISL83491; Unless Otherwise Specified (Continued)
-40
0
50
85
TEMPERATURE (oC)
-25
25
75
P
R
OP
A
G
A
T
IO
N
D
E
LA
Y
(n
s)
700
800
900
1000
1100
1200
tPLHZ
tPHLY
tPLHY
tPHLZ
RDIFF = 54
-40
0
50
85
TEMPERATURE (oC)
SKEW
(ns)
-25
25
75
0
50
100
150
200
250
300
|tPLHY - tPHLZ|
|tPHLY - tPLHZ|
|CROSS PT. OF Y
↑ & Z↓ - CROSS PT. OF Y↓ & Z↑|
RDIFF = 54
FIGURE 2A
-40
0
50
85
TEMPERATURE (oC)
-25
25
75
P
R
OP
A
G
A
T
IO
N
DEL
A
Y
(n
s)
8
9
10
11
12
13
14
15
16
tPHLY
tPHLZ
tPLHZ
tPHLY
tPLHY
RDIFF = 54
-40
0
50
85
TEMPERATURE (oC)
SK
E
W
(
n
s
)
-25
25
75
0.5
1
1.5
2
2.5
3
3.5
4
|tPLHY - tPHLZ|
|tPHLY - tPLHZ|
|CROSSING PT. OF Y
↑ & Z↓ -
CROSSING PT. OF Y
↓ & Z↑|
RDIFF = 54
FIGURE 2A
TIME (400ns/DIV)
R
E
CEIVER
OUTPUT
(V
)
RDIFF = 54, CL = 15pF
0
5
DR
IV
ER
OUT
P
UT
(V
)
0
5
DRIVER
INP
U
T
(V
)
DI
RO
0
0.5
1
1.5
2
2.5
3
B/Z
A/Y
TIME (400ns/DIV)
RE
CEIV
ER
OUTPUT
(V
)
RDIFF = 54, CL = 15pF
0
5
DR
IV
ER
OU
TPUT
(V
)
0
5
DRIVER
INP
U
T
(V)
DI
RO
0
0.5
1
1.5
2
2.5
3
B/Z
A/Y
ISL83483, ISL83485, ISL83488, ISL83490, ISL83491
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