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74LCX257 Datasheet(PDF) 3 Page - STMicroelectronics

Part No. 74LCX257
Description  LOW VOLTAGE CMOS QUAD 2 CHANNEL MULTIPLEXER WITH 5V TOLERANT INPUTS AND OUTPUTS (3-STATE)
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

74LCX257 Datasheet(HTML) 3 Page - STMicroelectronics

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Figure 3: Logic Diagram
This logic diagram has not be used to estimate propagation delays
Table 4: Absolute Maximum Ratings
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied
1) IO absolute maximum rating must be observed
2) VO < GND
Symbol
Parameter
Value
Unit
VCC
Supply Voltage
-0.5 to +7.0
V
VI
DC Input Voltage
-0.5 to +7.0
V
VO
DC Output Voltage (OFF State)
-0.5 to +7.0
V
VO
DC Output Voltage (High or Low State) (note 1)
-0.5 to VCC + 0.5
V
IIK
DC Input Diode Current
- 50
mA
IOK
DC Output Diode Current (note 2)
- 50
mA
IO
DC Output Current
± 50
mA
ICC
DC Supply Current per Supply Pin
± 100
mA
IGND
DC Ground Current per Supply Pin
± 100
mA
Tstg
Storage Temperature
-65 to +150
°C
TL
Lead Temperature (10 sec)
300
°C


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