HEF4543B(2016) 데이터 시트보기 (PDF) - NXP Semiconductors.
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HEF4543B Datasheet PDF : 16 Pages
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Nexperia
HEF4543B
BCD to 7-segment latch/decoder/driver
a. Input waveforms
9,
QHJDWLYH
SXOVH
9
9,
SRVLWLYH
SXOVH
9
90
WI
WU
90
W:
90
WU
WI
90
W:
DDM
9''
9,
*
92
'87
57
&/
DDJ
b. Test circuit
Fig 7.
Test data is given in Table 9.
Definitions for test circuit:
RL = Load resistance;
CL = Load capacitance including jig and probe capacitance;
RT = Termination resistance should be equal to output impedance Zo of the pulse generator.
Test circuit for measuring switching times
Table 9. Test data
Supply voltage
VDD
5 V to 15 V
Input
VI
VDD
VM
0.5VI
12. Application information
tr, tf
20 ns
Some examples of applications for the HEF4543B are:
• Driving LCD displays
• Driving LED displays
• Driving fluorescent displays
• Driving incandescent displays
• Driving gas discharge displays
Load
CL
50 pF
HEF4543B
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 7 — 1 April 2016
© Nexperia B.V. 2017. All rights reserved
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