參數(shù)資料
型號(hào): ISL81487E
廠商: Intersil Corporation
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(具備±15kV ESD防護(hù)功能、1/8 單位負(fù)載、5V、小功率、高速或帶有限斜率功能的RS-485/RS-422收發(fā)器)
中文描述: ± 15kV的ESD保護(hù),1 / 8單位負(fù)載,5V,低功耗,高速或擺率限制,RS-485/RS-422收發(fā)器(具備± 15kV的ESD防護(hù)功能,1 / 8單位負(fù)載,5V的,小功率,高速或帶有限斜率功能的的RS-485/RS-422收發(fā)器)
文件頁(yè)數(shù): 7/14頁(yè)
文件大?。?/td> 524K
代理商: ISL81487E
7
Test Circuits and Waveforms
FIGURE 1. DRIVER V
OD
AND V
OC
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
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 = |t
PLH
(Y or Z) - t
PHL
(Z or Y)|
D
DE
DI
C
L
500
Z
Y
V
CC
GND
SW
(SHDN) for ISL8487E and ISL81487L only.
PARAMETER OUTPUT
RE
DI
SW
C
L
(pF)
15
t
HZ
t
LZ
t
ZH
t
ZL
Y/Z
X
1/0
GND
Y/Z
X
0/1
V
CC
GND
15
Y/Z
0 (Note 5)
1/0
100
Y/Z
0 (Note 5)
0/1
V
CC
GND
100
t
ZH(SHDN)
t
ZL(SHDN)
Y/Z
1 (Note 7)
1/0
100
Y/Z
1 (Note 7)
0/1
V
CC
100
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
ZL(SHDN)
NOTE 7
t
ZH
, t
ZH(SHDN)
NOTE 7
NOTE 7
ISL8487E, ISL81487L, ISL81487E
相關(guān)PDF資料
PDF描述
ISL81487L ±15kV ESD Protected, 1/8 Unit Load, 5V, Low Power, High Speed or Slew Rate Limited, RS-485/RS-422 Transceivers(具備±15kV ESD防護(hù)功能、1/8 單位負(fù)載、5V、小功率、高速或帶有限斜率功能的RS-485/RS-422收發(fā)器)
ISL8488E ±15kV ESD Protected, 5V, Low Power, High Speed and Slew Rate Limited, Full Duplex, RS-485/RS-422 Transceivers(±15kV ESD防護(hù),5V,低功率,,高速且轉(zhuǎn)換速率有限,全雙工,RS-485/RS-422收發(fā)器)
ISL8489E ±15kV ESD Protected, 5V, Low Power, High Speed and Slew Rate Limited, Full Duplex, RS-485/RS-422 Transceivers(±15kV ESD防護(hù),5V,低功率,,高速且轉(zhuǎn)換速率有限,全雙工,RS-485/RS-422收發(fā)器)
ISL8491E ±15kV ESD Protected, 5V, Low Power, High Speed and Slew Rate Limited, Full Duplex, RS-485/RS-422 Transceivers(±15kV ESD防護(hù),5V,低功率,,高速且轉(zhuǎn)換速率有限,全雙工,RS-485/RS-422收發(fā)器)
ISL8490E ±15kV ESD Protected, 5V, Low Power, High Speed and Slew Rate Limited, Full Duplex, RS-485/RS-422 Transceivers(±15kV ESD防護(hù),5V,低功率,,高速且轉(zhuǎn)換速率有限,全雙工,RS-485/RS-422收發(fā)器)
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