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HCF40257B Fiches technique(PDF) 5 Page - STMicroelectronics

No de pièce HCF40257B
Description  QUAD 2-LINE-TO-1-LINE DATA SELECTOR/MULTIPLEXER
Download  11 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

HCF40257B Fiches technique(HTML) 5 Page - STMicroelectronics

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DYNAMIC ELECTRICAL CHARACTERISTICS (Tamb =25°C, CL = 50pF, RL = 200kΩ,
typical temperature coefficient for all VDD values is 0.3%/°C, all input rise and fall time = 20ns)
Test Conditions
Value
Symbol
Parameter
V DD (V) Min.
Typ.
Max.
Unit
t PL H,
t PHL
Propagation Delay Time
Data Input to Output
5
150
300
ns
10
70
140
15
50
100
Select to Output
5
190
380
ns
10
85
170
15
65
130
Output Disable to Output
5
95
190
ns
10
50
100
15
40
80
t THL
t TLH,
Transition Time
5
100
200
ns
10
50
100
15
40
80
Output Low (sink) Current Characteristics.
Output High (source) Current Characteristics.
Typical Propagation Delay Time vs. Load Capacit-
ance (Data Input to Output).
Typical Transition Time vs. Load Capacitance.
HCC/HCF40257B
5/11


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