MC75172B 查看數據表（PDF） - ON Semiconductor
零件编号
产品描述 (功能)
生产厂家
MC75172B Datasheet PDF : 13 Pages
| |||
MC75172B, MC75174B
RECOMMENDED OPERATING CONDITIONS
Characteristic
Power Supply Voltage
Input Voltage (All Inputs)
Output Voltage in 3−State Condition, or when VCC = 0 V
Output Current (Normal data transmission)
Operating Ambient Temperature (see text)
EIA−485
EIA−422
2. All limits are not necessarily functional concurrently.
Symbol
VCC
Vin
Vcm
IO
TA
Min Typ Max Unit
+4.75 +5.0 +5.25 Vdc
0
−
VCC
Vdc
−7.0
−
+12
Vdc
−65
−
+65
mA
−
+85
°C
−40
0
ELECTRICAL CHARACTERISTICS (−40°C p TA p 85°C, 4.75 V p VCC p 5.25 V, unless otherwise noted.)
Characteristic
Symbol
Min Typ
Output Voltage
Single−Ended Voltage
IO = 0
High @ IO = −33 mA
Low @ IO = +33 mA
Differential Voltage
Open Circuit (IO = 0)
RL = 54 W (Figure 1)
VO
VOH
VOL
⎥ VOD1 ⎜
⎥ VOD2 ⎜
0
−
−
4.0
−
1.6
1.5
3.4
1.5
2.3
Change in Differential*, RL = 54 W (Figure 1)
Differential Voltage, RL = 100 W (Figure 1)
Change in Differential*, RL = 100 W (Figure 1)
Differential Voltage, −7.0 V p Vcm p 12 V (Figure 2)
Change in Differential*, −7.0 V p Vcm p 12 V (Figure 2)
Offset Voltage, RL = 54 W (Figure 1)
Change in Offset*, RL = 54 W (Figure 1)
⎥ DVOD2 ⎜
⎥ VOD2A ⎜
⎥ DVOD2A ⎜
⎥ VOD3 ⎜
⎥ DVOD3 ⎜
VOS
⎥ DVOS ⎜
−
5.0
−
2.2
−
5.0
1.5
−
−
5.0
−
2.9
−
5.0
Output Current (Each Output)
Power Off Leakage, VCC = 0, −7.0 V p VO p 12 V
Leakage in 3−State Mode, −7.0 V p VO p 12 V
IO(off)
IOZ
−50
0
−50
0
Short Circuit Current to Ground
Short Circuit Current, −7.0 V p VO p 12 V
IOSR
IOS
−150
−
−250
−
Inputs
Low Level Voltage (Pins 4 & 12, MC75174B only)
Low Level Voltage (All Other Pins)
High Level Voltage (All Inputs)
VIL(A)
VIL(B)
VIH
0
−
0
−
2.0
−
Current @ Vin = 2.7 V (All Inputs)
Current @ Vin = 0.5 V (All Inputs)
IIH
−
0.2
IIL
−100 −15
Clamp Voltage (All Inputs, Iin = −18 mA)
VIK
−1.5
−
Thermal Shutdown Junction Temperature
Tjts
−
+150
Power Supply Current (Outputs Open, VCC = 5.25 V)
Outputs Enable
Outputs Disabled
ICC
−
60
−
30
3. *Vin switched from 0.8 to 2.0 V. Typical values determined at 25°C ambient and 5.0 V supply.
Max
6.0
−
−
6.0
5.0
200
−
200
5.0
200
−
200
+50
+50
+150
+250
0.7
0.8
VCC
20
−
−
−
70
40
Unit
Vdc
mVdc
Vdc
mVdc
Vdc
mVdc
Vdc
mVdc
mA
mA
Vdc
mA
Vdc
°C
mA
http://onsemi.com
2
Share Link: 