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74ACT14B 数据表(PDF) 4 Page - STMicroelectronics

部件名 74ACT14B
功能描述  HEX SCHMITT INVERTER
PDF  7 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

74ACT14B 数据表(HTML) 4 Page - STMicroelectronics

  74ACT14B Datasheet HTML 1Page - STMicroelectronics 74ACT14B Datasheet HTML 2Page - STMicroelectronics 74ACT14B Datasheet HTML 3Page - STMicroelectronics 74ACT14B Datasheet HTML 4Page - STMicroelectronics 74ACT14B Datasheet HTML 5Page - STMicroelectronics 74ACT14B Datasheet HTML 6Page - STMicroelectronics 74ACT14B Datasheet HTML 7Page - STMicroelectronics  
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CAPACITIVE CHARACTERISTICS
Symb ol
Parameter
Test Co nditi ons
Valu e
Un it
VCC
(V)
TA =25
oC
-40 to 85
oC
Min.
T yp.
Max.
Mi n.
Max.
CIN
Input Capacitance
5.0
510
10
pF
CPD
Power Dissipation
Capacitance (note 1)
5.0
30
pF
1) CPD isdefined as the value of the IC’sinternal equivalent capacitance which is calculated fromthe operating current consumption without load. (Referto
Test Circuit).Average operating current can be obtained by the following equation. ICC(opr) = CPD
• VCC • fIN +ICC/6 (per circuit)
TEST CIRCUIT
CL = 50 pF or equivalent (includes jigand probe capacitance)
RL =R1 =500
Ω orequivalent
RT =ZOUT of pulse generator (typically 50
Ω)
WAVEFORM: PROPAGATION DELAYS (f=1MHz)
74ACT14
4/7



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