75232 查看數據表（PDF） - System Logic Semiconductor
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75232 Datasheet PDF : 5 Pages
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SL75232
tTHL Transition Time,
High -To- Low -Level Output
Parameter Measurement Information
CL = 15 ρF
RL = 390 kΩ
20
ns
DRIVER
PULSE
GENERATOR
(See Note A)
RL
OUTPUT
CL
RESEIVER
PULSE
GENERATOR
(See Note A)
Test Circuit
VCC
OUTPUT
R1
CL
(See Note C)
Test Circuit
INTPUT
OUTPUT
10ns
1.5V
tPHL
1.5V
tPLH
50%
50%
tTHL
tTLH
Voltage Waveform
3V
OV
VOH
VOL
10ns
90%
10%
INTPUT
OUTPUT
50%
tPHL
1.5V
90%
50%
10%
tPLH
1.5V
tTHL
tTLH
TW=25 µs, Voltage Waveform
3V
OV
VOH
VOL
Note
A. The pulse generator has the following characteristics. f = 200 KHz, Z O = 50 Ω
B. C included probe and jig capacitance.
C. All diodes are 1N3064 or equivalent.
Fig1. Propagation and Transition Times
Typical Application
UART
+5V
ILA75232N,D
+12V
/DCD
/DSR
SIN
/RTS
SOUT
/CTS
/DTR
/RI
DCD
DSR
RX
RTS
TX
CTS
DTR
RI
SLS
System Logic
Semiconductor
-12V
SIO Card
DB95
1
6
2
7
3
8
4
9
5
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