参数资料
型号: ISL4486IBZ
厂商: INTERSIL CORP
元件分类: 通用总线功能
英文描述: 5V, Ultra High Speed, PROFIBUS, RS-485/RS-422 Transceivers
中文描述: LINE TRANSCEIVER, PDSO8
封装: LEAD FREE, PLASTIC, MS-012AA, SOIC-8
文件页数: 5/11页
文件大小: 550K
代理商: ISL4486IBZ
5
Test Circuits and Waveforms
FIGURE 1A. V
OD
AND V
OC
FIGURE 1B. V
OD
WITH COMMON MODE LOAD
FIGURE 1. DC DRIVER TEST CIRCUITS
FIGURE 2A. TEST CIRCUIT
FIGURE 2B. MEASUREMENT POINTS
FIGURE 2. DRIVER PROPAGATION DELAY AND DIFFERENTIAL TRANSITION TIMES
FIGURE 3A. TEST CIRCUIT
FIGURE 3B. MEASUREMENT POINTS
FIGURE 3. DRIVER ENABLE AND DISABLE TIMES
D
DE
DI
V
CC
V
OD
V
OC
R
R
Z
Y
D
DE
DI
V
CC
V
OD
375
375
Z
Y
R
D
= 60
V
CM
-7V to +12V
D
DE
DI
V
CC
SIGNAL
GENERATOR
C
L
= 100pF
R
DIFF
Z
Y
C
L
= 100pF
OUT (Y)
3V
0V
t
PLH
1.5V
1.5V
V
OH
V
OL
50%
50%
t
PHL
OUT (Z)
t
PHL
V
OH
V
OL
50%
50%
t
PLH
DIFF OUT (Y - Z)
t
R
+V
OD
-V
OD
90%
90%
t
F
10%
10%
DI
SKEW =
|CROSSING PT. OF Y
& Z
- CROSSING PT. OF Y
& Z
|
D
DE
DI
C
L
110
Z
Y
V
CC
GND
SW
PARAMETER OUTPUT
RE
DI
SW
C
L
(pF)
t
HZ
Y/Z
X
1/0
GND
50
t
LZ
Y/Z
X
0/1
V
CC
50
t
ZH
Y/Z
X
1/0
GND
50
t
ZL
Y/Z
X
0/1
V
CC
50
SIGNAL
GENERATOR
OUT (Y, Z)
3V
0V
1.5V
1.5V
V
OH
0V
2.3V
V
OH
- 0.5V
t
HZ
OUT (Y, Z)
V
CC
V
OL
2.3V
V
OL
+ 0.5V
t
LZ
DE
OUTPUT HIGH
OUTPUT LOW
t
ZL
t
ZH
ISL4486, ISL81486
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