參數(shù)資料
型號: ISL3178AEMBZ
廠商: Intersil
文件頁數(shù): 12/14頁
文件大?。?/td> 0K
描述: TXRX ESD 3.3V RS485/422 8-SOIC
標準包裝: 980
類型: 收發(fā)器
驅(qū)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: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOICN
包裝: 管件
7
FN6887.2
December 2, 2013
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
FIGURE 4A. TEST CIRCUIT
FIGURE 4B. MEASUREMENT POINTS
FIGURE 4. DRIVER DATA RATE
Test Circuits and Waveforms (Continued)
D
DE
DI
VCC
SIGNAL
GENERATOR
CD
RDIFF
Z
Y
OUT (Z)
3V
0V
1.5V
VOH
VOL
OUT (Y)
tPLH
tPHL
DIFF OUT (Y to Z)
tR
+VOD
-VOD
90%
tF
10%
DI
SKEW = |tPLH - tPHL|
D
DE
DI
Z
Y
VCC
GND
SW
PARAMETER
OUTPUT
RE
DI
SW
tHZ
Y/Z
X
1/0
GND
tLZ
Y/Z
X
0/1
VCC
tZH
Y/Z
0 (Note 9)
1/0
GND
tZL
Y/Z
0 (Note 9)
0/1
VCC
tZH(SHDN)
Y/Z
1 (Note 12)
1/0
GND
tZL(SHDN)
Y/Z
1 (Note 12)
0/1
VCC
SIGNAL
GENERATOR
500
Ω
50pF
OUT (Y, Z)
3V
0V
1.5V
VOH
0V
VOH - 0.25V
tHZ
OUT (Y, Z)
VCC
VOL
VOL + 0.25V
tLZ
DE
OUTPUT HIGH
OUTPUT LOW
tZL, tZL(SHDN)
tZH, tZH(SHDN)
50%
NOTE 11
D
DE
DI
VCC
SIGNAL
GENERATOR
Z
Y
CD
VOD
+
-
54
Ω
3V
0V
DIFF OUT (Y to Z)
+VOD
-VOD
DI
0V
ISL3178AE
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