ISL83483IB データシートの表示（PDF） - Renesas Electronics
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ISL83483IB
Renesas Electronics
ISL83483IB Datasheet PDF : 17 Pages
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ISL83483, ISL83485, ISL83488, ISL83490, ISL83491
Test Circuits and Waveforms (Continued)
SIGNAL
GENERATOR
PARAMETER
tHZ
tLZ
tZH
tZL
tZH(SHDN)
tZL(SHDN)
DE
DI
Z
D
Y
110
SW
CL = 50pF
VCC
GND
OUTPUT
RE
Y/Z
X
DI
SW
1/0
GND
DE
NOTE 7
tZH, tZH(SHDN)
NOTE 7
OUT (Y, Z)
1.5V
3V
1.5V
0V
tHZ
OUTPUT HIGH
50%
VOH - 0.25V VOH
0V
Y/Z
X
0/1
VCC
Y/Z
0 (Note 5) 1/0
GND
Y/Z
0 (Note 5) 0/1
VCC
Y/Z
1 (Note 8) 1/0
GND
Y/Z
1 (Note 8) 0/1
VCC
tZL, tZL(SHDN)
NOTE 7
OUT (Y, Z)
tLZ
50%
OUTPUT LOW
VCC
VOL + 0.25V VOL
FIGURE 3A. TEST CIRCUIT
FIGURE 3B. MEASUREMENT POINTS
FIGURE 3. DRIVER ENABLE AND DISABLE TIMES (EXCLUDING ISL83488, ISL83490)
GND RE
+1.5V
B
A
R RO
15pF
3V
A
1.5V
1.5V
0V
SIGNAL
GENERATOR
tPLH
tPHL
VCC
RO
50%
50%
0V
FIGURE 4A. TEST CIRCUIT
FIGURE 4B. MEASUREMENT POINTS
FIGURE 4. RECEIVER PROPAGATION DELAY
SIGNAL
GENERATOR
RE
GND
B
A
R RO
1k
15pF
VCC
SW GND
NOTE 7
RE
1.5V
3V
1.5V
0V
PARAMETER
DE
A
tHZ
0
+1.5V
tLZ
0
-1.5V
tZH (Note 6)
0
+1.5V
tZL (Note 6)
0
-1.5V
tZH(SHDN) (Note 9)
0
+1.5V
tZL(SHDN) (Note 9)
0
-1.5V
FIGURE 5A. TEST CIRCUIT
SW
GND
VCC
GND
VCC
GND
VCC
tZH, tZH(SHDN)
NOTE 7
RO
tZL, tZL(SHDN)
NOTE 7
RO
tHZ
OUTPUT HIGH
1.5V
VOH - 0.25V VOH
0V
tLZ
1.5V
OUTPUT LOW
VCC
VOL + 0.25V VOL
FIGURE 5B. MEASUREMENT POINTS
FIGURE 5. RECEIVER ENABLE AND DISABLE TIMES (EXCLUDING ISL83488, ISL83490)
FN6052 Rev 3.00
August 2004
Page 9 of 17
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