参数资料
型号: ISL81487EIB*
厂商: Intersil Corporation
元件分类: RS-485
英文描述: 【15kV ESD Protected, 1/8 Unit Load, 5V, Low Power, High Speed or Slew Rate Limited, RS-485/RS-422 Transceivers
中文描述: 【15kV的ESD保护,1 / 8单位负载,5V,低功耗,高速或摆率限制,RS-485/RS-422收发器
文件页数: 12/14页
文件大小: 527K
7
FN6051.6
Test Circuits and Waveforms
FIGURE 1. DRIVER VOD AND VOC
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
VCC
VOD
VOC
R
Z
Y
D
DE
DI
VCC
SIGNAL
GENERATOR
CL = 100pF
RDIFF
Z
Y
CL = 100pF
OUT (Y)
3V
0V
tPLH
1.5V
VOH
VOL
50%
tPHL
OUT (Z)
tPHL
VOH
VOL
50%
tPLH
DIFF OUT (Y - Z)
tR
+VOD
-VOD
90%
tF
10%
DI
SKEW = |tPLH (Y or Z) - tPHL (Z or Y)|
D
DE
DI
CL
500
Z
Y
VCC
GND
SW
(SHDN) for ISL8487E and ISL81487L only.
PARAMETER OUTPUT
RE
DI
SW
CL (pF)
tHZ
Y/Z
X
1/0
GND
15
tLZ
Y/Z
X
0/1
VCC
15
tZH
Y/Z
0 (Note 5)
1/0
GND
100
tZL
Y/Z
0 (Note 5)
0/1
VCC
100
tZH(SHDN)
Y/Z
1 (Note 7)
1/0
GND
100
tZL(SHDN)
Y/Z
1 (Note 7)
0/1
VCC
100
SIGNAL
GENERATOR
OUT (Y, Z)
3V
0V
1.5V
VOH
0V
2.3V
VOH - 0.5V
tHZ
OUT (Y, Z)
VCC
VOL
2.3V
VOL + 0.5V
tLZ
DE
OUTPUT HIGH
OUTPUT LOW
tZL, tZL(SHDN)
tZH, tZH(SHDN)
NOTE 7
ISL8487E, ISL81487L, ISL81487E
相关PDF资料
PDF描述
ISL81487EIBZ* 【15kV ESD Protected, 1/8 Unit Load, 5V, Low Power, High Speed or Slew Rate Limited, RS-485/RS-422 Transceivers
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ISL95810UIU8-T Single Digitally Controlled Potentiometer (XDCP)
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ISL95810WIU8-T Single Digitally Controlled Potentiometer (XDCP)
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