M75177P 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC
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M75177P Datasheet PDF : 9 Pages
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SWITCHING CHARACTERISTICS (Driver) (VCC = 5V, Ta=25°C)
Symbol
Parameter
Test conditions
tDD
tTD
Differential output delay time
Differential output transition time
RL=54Ω
CL=50pF
See Fig. 2.
tPLH
tPHL
Output “L - H” propagation delay time
Output “H - L” propagation delay time
RL=27Ω
CL=50pF
See Fig. 3.
tPZH
“H” enable time
tPZL
“L” enable time
tPHZ
“H” disable time
RL=110Ω
CL=50pF
See Figs. 4 & 5.
tPLZ
“L” disable time
MITSUBISHI 〈DIGITAL ASSP〉
M75176P, M75177P
M75178P, M75179P
RS-485 TRANSCEIVER
Limits
Unit
Min.
Typ.
Max.
13
25
ns
11
25
ns
15
25
ns
12
25
ns
23
35
ns
16
35
ns
11
25
ns
22
35
ns
ELECTRICAL CHARACTERISTICS (Receiver) (VCC = 5V ± 5%, Ta = –20 ~ 75°C, unless otherwise noted)
Symbol
Parameter
Test conditions
Min.
VTH
High threshold voltage
VO=2.7V, IO=–0.4mA
VTL
Low threshold voltage
VO=0.5V, IO=16mA
–0.2
VT+ - VT–
Hysteresis width (Note 4)
VIK
Enable input clamp voltage
II=–18mA
VOH
“H” output voltage
VID=0.2V, IOH=–0.4mA
2.7
VOL
“L” output voltage
VID=–0.2V
IOL=8mA
IOL=16mA
75176
VO=0.4 ~ 2.4V
IOZ
Off-state output current
VO=0.4V
75177/178
VO=2.4V
II
Line input current
Other input 0V
VO=12V
VO=–7V
IIH
“H” enable input current 75176/177/178 VIH=2.7V
75176
IIL
“L” enable input current
VIL=0.4V
75177/178
ri
Input resistance
12
IOS
Output short-circuit current
VO=0V
–15
ICC
Supply voltage
Output enable
No output load
Output disable
*: The standard value is given on the condition of VCC = 5V and Ta = 25°C.
Note 4: The hysteresis width is the difference between positive threshold voltage VT+ and negative threshold voltage VT–.
Limits
Typ.*
50
3.6
0.23
0.30
SWITCHING CHARACTERISTICS (Receiver) (VCC = 5V, Ta=25°C)
Symbol
Parameter
Test conditions
tPLH
Output “L - H” propagation delay time
CL=15pF See Fig. 6.
tPHL
Output “H - L” propagation delay time
tPZH
“H” enable time
tPZL
“L” enable time
CL=15pF See Fig. 7.
tPHZ
“H” disable time
tPLZ
“L” disable time
CL=15pF See Fig. 7.
Limits
Min.
Typ.
22
19
9
11
17
22
Unit
Max.
0.2
V
V
mV
–1.5
V
V
0.45
V
0.5
±20
–400
mA
20
1
mA
–0.8
20
mA
–100
–400
mA
kΩ
–85
mA
48
mA
48
Unit
Max.
35
ns
35
ns
20
ns
20
ns
35
ns
35
ns
4
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