參數(shù)資料
型號(hào): ISL8488EIB-T
廠商: INTERSIL CORP
元件分類: 通用總線功能
英文描述: +-15kV ESD Protected, 5V, Low Power, High Speed and Slew Rate Limited, Full Duplex, RS-485/RS-422 Transceivers
中文描述: LINE TRANSCEIVER, PDSO8
封裝: PLASTIC, MS-012AA, SOIC-8
文件頁數(shù): 7/13頁
文件大小: 526K
代理商: ISL8488EIB-T
7
FN6073.3
FIGURE 3A. TEST CIRCUIT
FIGURE 3B. MEASUREMENT POINTS
FIGURE 3. DRIVER ENABLE AND DISABLE TIMES (EXCLUDING ISL8488E)
FIGURE 4A. TEST CIRCUIT
FIGURE 4B. MEASUREMENT POINTS
FIGURE 4. RECEIVER PROPAGATION DELAY
FIGURE 5A. TEST CIRCUIT
FIGURE 5B. MEASUREMENT POINTS
FIGURE 5. RECEIVER ENABLE AND DISABLE TIMES (EXCLUDING ISL8488E)
Test Circuits and Waveforms
(Continued)
D
DE
DI
C
L
500
Z
Y
V
CC
GND
SW
PARAMETER OUTPUT
RE
DI
SW
C
L
(pF)
15
t
HZ
t
LZ
t
ZH
Y/Z
X
1/0
GND
Y/Z
X
0/1
V
CC
GND
15
Y/Z
X
1/0
100
t
ZL
Y/Z
X
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
ZH
SIGNAL
GENERATOR
R
RO
RE
A
B
+1.5V
15pF
RO
3V
0V
t
PLH
1.5V
1.5V
V
CC
0V
50%
50%
t
PHL
A
1k
V
CC
GND
SW
PARAMETER
DE
A
SW
t
HZ
t
LZ
t
ZH
t
ZL
X
+1.5V
GND
X
-1.5V
V
CC
GND
X
+1.5V
X
-1.5V
V
CC
SIGNAL
GENERATOR
R
RO
RE
A
B
15pF
RO
3V
0V
1.5V
1.5V
V
OH
0V
1.5V
V
OH
- 0.5V
t
HZ
RO
V
CC
V
OL
1.5V
V
OL
+ 0.5V
t
LZ
RE
OUTPUT HIGH
OUTPUT LOW
t
ZL
t
ZH
ISL8488E, ISL8489E, ISL8491E
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